Topic leaderboard
Bakers' ovens & baking equipment
Ranked by the PatentIndex Score — a 1–99 percentile within A21B · public-visibility date · generated 2026-07-19
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest A21B patents became public in the last 2 years — the current frontier
- 199Fatimah Wirth11 patents · 41 citations
- 296Todd Lindsay Wirth11 patents · 41 citations
- 392John Langley6 patents · 23 citations
- 488Robert Mayernick9 patents · 14 citations
- 583Alexander John Garden3 patents · 6 citations
- 679Joshua Gouled Goldberg3 patents · 6 citations
- 775Robert Eugene Switek2 patents · 6 citations
- 871Norman Schmidt6 patents · 0 citations
- 967Jean-Charles Viancin2 patents · 4 citations
- 1063Gregory Funk2 patents · 1 citations
- 1158Richard Koplar2 patents · 0 citations
- 1254Alexandra Upadhyaya1 patents · 0 citations
- 1350BIGOTT JAMES W1 patents · 0 citations
- 1446FIETSAM KIM CHARLES1 patents · 0 citations
- 1542KIEFFER THOMAS E1 patents · 0 citations
- 1638MCGAHA MICHAEL W1 patents · 0 citations
- 1733MONROE DARYL R1 patents · 0 citations
- 1829REESE ROBERT J1 patents · 0 citations
- 1925STAFFORD JEFFREY A1 patents · 0 citations
- 2021STETTES GREGORY GLEN1 patents · 0 citations
- 2117TIBERIO PHILLIP1 patents · 0 citations
- 2213WILLIS SCOTT E1 patents · 0 citations
- 238Adam Rick Oberheu1 patents · 0 citations
- 244Dmitry Rumyantsev1 patents · 0 citations
- 251Gennadiy Goldenshteyn1 patents · 0 citations
Active· last 5 yrs
Sustained A21B output across the last 5 years
- 199William S. Schjerven, Sr.27 patents · 812 citations
- 296Steven M. Shei12 patents · 480 citations
- 392Mohan K. Panicker9 patents · 249 citations
- 488Theodore James Chmiola15 patents · 142 citations
- 583Roger Dahle6 patents · 95 citations
- 679Richard H. Van Camp12 patents · 103 citations
- 775Scott E. Willis6 patents · 83 citations
- 871Fatimah Wirth11 patents · 41 citations
- 967Todd Lindsay Wirth11 patents · 41 citations
- 1063Deno R. Blau5 patents · 66 citations
- 1158Derrick Longson5 patents · 66 citations
- 1254Wayne B. Hardy5 patents · 66 citations
- 1350Dieter Knost8 patents · 122 citations
- 1446Gregory Glen Stettes6 patents · 48 citations
- 1542Neal S. Cooper3 patents · 152 citations
- 1638Kim Charles Fietsam6 patents · 41 citations
- 1733Jeffrey A. Stafford5 patents · 40 citations
- 1829John Langley6 patents · 23 citations
- 1925Jason David Schreiner4 patents · 57 citations
- 2021Jung Soo Lim4 patents · 79 citations
- 2117Kyoung Mok Kim4 patents · 79 citations
- 2213Steven M. Swayne5 patents · 50 citations
- 238Thomas E. Kieffer4 patents · 35 citations
- 244Mark A. Bielstein3 patents · 28 citations
- 251Michael French3 patents · 28 citations
All-time canon
Career PatentIndex Score in A21B
- 199John R. Norris12 patents · 852 citations
- 296William S. Schjerven, Sr.27 patents · 812 citations
- 392Jarald E. High14 patents · 1,008 citations
- 488Mitchell C. Henke14 patents · 943 citations
- 583Alden B. Sparman, Sr.7 patents · 432 citations
- 679Carl J. Dougherty8 patents · 434 citations
- 775William W. Plumb9 patents · 688 citations
- 871David A. Bolton7 patents · 435 citations
- 967John H. Wiker16 patents · 430 citations
- 1063Andrew A. Caridis8 patents · 520 citations
- 1158Clark K. Benson8 patents · 520 citations
- 1254Steven M. Shei12 patents · 480 citations
- 1350Eugene R. Tippmann6 patents · 382 citations
- 1446Gerald W. Sank8 patents · 458 citations
- 1542Clement J. Luebke7 patents · 438 citations
- 1638G. Robert Oslin6 patents · 349 citations
- 1733Harold D. Wells6 patents · 419 citations
- 1829Mohan K. Panicker9 patents · 249 citations
- 1925Magdy A. Albert7 patents · 227 citations
- 2021David Harter9 patents · 322 citations
- 2117Dennis L. Wagner5 patents · 345 citations
- 2213Sadaharu Ito6 patents · 319 citations
- 238Frank A. Slade5 patents · 260 citations
- 244Carlos Bacigalupe7 patents · 275 citations
- 251Constantin Burtea6 patents · 283 citations
Rising· last 2 yrs
The top-scoring A21B patents made public in the last 2 years
- 199USRE50164E✦ AIMethod for manufacturing a flexible mold with peripheral stiffner, and mold resulting from2 cites · 202467% earned
- 296US12004516B2✦ AISystem and method for upright casting mold for producing a comestible baked product in com0 cites · 20240% earned
- 392USD1049747S✦ AIPortable baking oven0 cites · 20240% earned
- 488US12089599B1Three sensor oven0 cites · 20240% earned
- 583US12389915B1Pizza oven0 cites · 20250% earned
- 679US12182987B2Variable speed profile extrusion portion cutting head and control system0 cites · 20240% earned
- 775US12370692B2On-demand robotic food assembly equipment, and related systems and methods0 cites · 20240% earned
- 871US12274269B1Method and apparatus for baking pocket bun0 cites · 20250% earned
- 967US12590708B2Food preparation apparatus and methods0 cites · 20240% earned
- 1063US11988390B1Body-mounted hinge assembly component0 cites · 20240% earned
- 1158US12279622B2Pan oiling devices, systems and methods of use0 cites · 20240% earned
- 1254US12369593B2Winding machine for dough and method0 cites · 20240% earned
- 1350US12285136B2Automated cooking systems and methods of operating thereof0 cites · 20250% earned
- 1446US12193446B2Device for holding foodstuffs0 cites · 20240% earned
- 1542US12543745B2Catalyst assembly for an indoor pizza oven appliance0 cites · 20240% earned
- 1638US12506636B2Appliance management system0 cites · 20240% earned
- 1733US12213488B2Apparatus and method for bun production0 cites · 20240% earned
- 1829US12369591B1Bread maker with collapsible container0 cites · 20250% earned
- 1925US12546479B2Modular steam cooking system for a home cooking appliance0 cites · 20240% earned
- 2021US12018844B1Oven rack0 cites · 20240% earned
- 2117US12507700B2Kitchen tool for forming baking liner0 cites · 20250% earned
- 2213US12520847B2Baking mat0 cites · 20240% earned
- 238US12575576B2Oven0 cites · 20240% earned
- 244US11930957B1Pie crust protector for protecting the outer edge of a pie crust during baking0 cites · 20240% earned
- 251US12568976B2Industrial baking pan with interchangeable insert0 cites · 20250% earned
Active· last 5 yrs
The top-scoring A21B patents of the last 5 years
- 199US11523616B2✦ AIFolding pizza peel13 cites · 202288% earned
- 296US11304421B2✦ AIPizza peel with an adaptation that catches dusting powder12 cites · 202188% earned
- 392US11647863B2✦ AIFood cooking apparatus and heat storage member9 cites · 202272% earned
- 488US11485585B1Inverted brushless conveyor belt cleaner system9 cites · 202287% earned
- 583US11344032B1Portable baking oven5 cites · 202272% earned
- 679US11166469B1System and method for preparing an edible multilayer food carrier6 cites · 202174% earned
- 775US11229315B2Combined air fryer and slow cooker lid7 cites · 202186% earned
- 871US11191294B1Apparatus and methods for making food products with improved hydraulic controls6 cites · 202185% earned
- 967US11767983B2Automatic oven4 cites · 202167% earned
- 1063US11859828B2Toaster oven3 cites · 202372% earned
- 1158US11224228B1Three sensor oven3 cites · 202267% earned
- 1254US11685641B2Modular automated food preparation system2 cites · 202255% earned
- 1350US11178879B2Automated pizza-making system3 cites · 202167% earned
- 1446USRE50164EMethod for manufacturing a flexible mold with peripheral stiffner, and mold resulting from2 cites · 202467% earned
- 1542US11428418B2Oven appliance having a high-heat cooking surface3 cites · 202180% earned
- 1638US11134690B1Pizza oven and a method of using a pizza oven3 cites · 202172% earned
- 1733US11464233B2Housing for masonry oven core, and masonry oven including such a housing3 cites · 202180% earned
- 1829US11382455B2Air fry cooking method and apparatus2 cites · 202155% earned
- 1925US11622562B1Pizza oven2 cites · 202361% earned
- 2021US11873997B2Oven appliance and methods for high-heat cooking2 cites · 202176% earned
- 2117US11266153B1Baking pan with interchangeable embossed designs2 cites · 202276% earned
- 2213US12137511B2Pattern recognizing appliance1 cites · 202250% earned
- 238US11089786B1Flexible, interlocking, baking mold assembly with aperture that bakes comestibles in compl1 cites · 202135% earned
- 244US11974576B2Gas powered pizza oven1 cites · 202167% earned
- 251US11596164B2Systems and methods for cutting and cooking a substance1 cites · 202146% earned
All-time canon
The defining A21B patents of the whole record
- 199US4154861A✦ AIHeat treatment of food products279 cites · 197994% earned
- 296US4951648A✦ AIConveyor oven223 cites · 199094% earned
- 392US6080972A✦ AIRemotely operated universal programmable oven controller220 cites · 200094% earned
- 488US5967021AFood appliance and a coding system therefor204 cites · 199991% earned
- 583US4409453ACombined microwave and impingement heating apparatus182 cites · 198394% earned
- 679US5475830AStructure and method for providing a reconfigurable emulation circuit without hold time vi175 cites · 199588% earned
- 775US4554437ATunnel oven173 cites · 198594% earned
- 871US5253564AConveyor oven control167 cites · 199394% earned
- 967US5676044ARotary air impingement oven165 cites · 199794% earned
- 1063US6175099B1Holding or cooking oven159 cites · 200194% earned
- 1158US5205274ATurntable convection oven152 cites · 199394% earned
- 1254US5525782AElectric combination oven with humidity conditioner151 cites · 199694% earned
- 1350US5590583AAppliance for making bread and for cooking bagels148 cites · 199794% earned
- 1446US4700618AMeat smoker143 cites · 198793% earned
- 1542US4700685ACombination convection and steamer oven143 cites · 198793% earned
- 1638US5235903ASubatmospheric pressure cook-and-hold steaming oven142 cites · 199388% earned
- 1733US6376817B1Compact quick-cooking oven136 cites · 200293% earned
- 1829US4338911ACooking apparatus134 cites · 198293% earned
- 1925US4389562AConveyor oven134 cites · 198393% earned
- 2021US4803086AAutomatically making food products such as bread, cakes and the like133 cites · 198993% earned
- 2117US7105779B2Food warming apparatus and method130 cites · 200490% earned
- 2213US5277105ALow profile stackable conveyor oven130 cites · 199493% earned
- 238US5404935ACabinet-style apparatus for transferring heat to food and cooling food129 cites · 199593% earned
- 244US4462383AImpingement food preparation apparatus128 cites · 198493% earned
- 251US5717192AJet impingement batch oven126 cites · 199890% earned
Rising· last 2 yrs
Assignees whose newest A21B patents became public in the last 2 years — the current frontier
- 199DUKE MFG CO16 patents · 569 citations
- 295WIRTH TODD LINDSAY11 patents · 41 citations
- 391ELECTROLUX HOME PROD INC8 patents · 52 citations
- 486LANGLEY JOHN6 patents · 23 citations
- 582HAIER US APPLIANCE SOLUTIONS INC12 patents · 19 citations
- 677MAYERNICK ROBERT9 patents · 14 citations
- 773HALO PRODUCTS GROUP LLC3 patents · 6 citations
- 868CONGRUENS GROUP LLC3 patents · 6 citations
- 964VIANCIN JEAN CHARLES2 patents · 4 citations
- 1059BSH HOME APPLIANCES CORP4 patents · 3 citations
- 1155KOPLAR RICHARD2 patents · 0 citations
- 1250COOX GMBH1 patents · 0 citations
- 1345Dinemic Ventures LLC1 patents · 0 citations
- 1441VANTAGE SPECIALTY CHEMICALS INC1 patents · 0 citations
- 1536ANDREJEWSKI STANLEY1 patents · 0 citations
- 1632EVOCHEF LLP1 patents · 0 citations
- 1727FONDER TYSON1 patents · 0 citations
- 1823GUANGZHOU BALONG TECH CO LTD1 patents · 0 citations
- 1918HELEN OF TROY LTD1 patents · 0 citations
- 2014LIU XIMEI1 patents · 0 citations
- 219SAN CRISTOFORO SOLUTIONS SRL1 patents · 0 citations
- 225SYNOVA LLC1 patents · 0 citations
- 231THORNTON MARK1 patents · 0 citations
Active· last 5 yrs
Sustained A21B output across the last 5 years
- 199DUKE MFG CO16 patents · 569 citations
- 296SAMSUNG ELECTRONICS CO LTD50 patents · 556 citations
- 392ALTO SHAAM INC22 patents · 389 citations
- 488HATCO CORP9 patents · 353 citations
- 583SHARP KK17 patents · 252 citations
- 679KONINKLIJKE PHILIPS NV9 patents · 239 citations
- 775WIRTH TODD LINDSAY11 patents · 41 citations
- 871THE MIDDLEBY CORP15 patents · 61 citations
- 967LG ELECTRONICS INC17 patents · 111 citations
- 1063WHIRLPOOL CO14 patents · 90 citations
- 1158ELECTROLUX HOME PROD INC8 patents · 52 citations
- 1254SEB SA7 patents · 26 citations
- 1350LANGLEY JOHN6 patents · 23 citations
- 1446ANTUNES & CO A J4 patents · 77 citations
- 1542HAIER US APPLIANCE SOLUTIONS INC12 patents · 19 citations
- 1638RATIONAL AG6 patents · 21 citations
- 1733FRENCH MICHAEL3 patents · 28 citations
- 1829NORTH ATLANTIC IMP LLC3 patents · 35 citations
- 1925MAYERNICK ROBERT9 patents · 14 citations
- 2021Veritas Food Company LLC3 patents · 7 citations
- 2117Electrolux Appliances AB7 patents · 29 citations
- 2213LAB2FAB LLC3 patents · 4 citations
- 238HARTMAN RACQUEL3 patents · 6 citations
- 244HALO PRODUCTS GROUP LLC3 patents · 6 citations
- 251TPS IP LLC8 patents · 2 citations
All-time canon
All-time PatentIndex Score in A21B
- 199TURBOCHEF TECH INC13 patents · 855 citations
- 296LINCOLN FOODSERVICE13 patents · 1,049 citations
- 392DUKE MFG CO16 patents · 569 citations
- 488PATENTSMITH II INC5 patents · 484 citations
- 583PATENTSMITH TECH LTD6 patents · 397 citations
- 679PATENTSMITH CORP7 patents · 394 citations
- 775LINCOLN MFG CO6 patents · 492 citations
- 871HEAT CONTROL INC7 patents · 479 citations
- 967PIZZA HUT INC11 patents · 572 citations
- 1063PILLSBURY CO11 patents · 564 citations
- 1158HEDEN TEAM AG6 patents · 426 citations
- 1254MIDDLEBY MARSHALL INC9 patents · 429 citations
- 1350STEIN INC6 patents · 376 citations
- 1446CAPITAL FORMATION INC7 patents · 337 citations
- 1542MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 patents · 579 citations
- 1638PET INC5 patents · 345 citations
- 1733WELBILT CORP5 patents · 260 citations
- 1829FUJIMAK CORP6 patents · 221 citations
- 1925MIDDLEBY CORP5 patents · 373 citations
- 2021SAMSUNG ELECTRONICS CO LTD50 patents · 556 citations
- 2117ALTO SHAAM INC22 patents · 389 citations
- 2213HATCO CORP9 patents · 353 citations
- 238RECOT INC7 patents · 199 citations
- 244STEWART SYSTEMS INC9 patents · 240 citations
- 251BLODGETT G S CORP8 patents · 251 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth