Topic leaderboard
Making or maintaining clocks or watches
Ranked by the PatentIndex Score — a 1–99 percentile within G04D · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest G04D patents became public in the last 2 years — the current frontier
- 199Yoann Mosteiro Vazquez4 patents · 5 citations
- 296Gregory Kissling9 patents · 1 citations
- 392Alexandre Netuschill5 patents · 0 citations
- 488Caihong Chen1 patents · 1 citations
- 583Stephane Lauper3 patents · 0 citations
- 679Jean-Bosco Thanh Khai Dinh2 patents · 0 citations
- 775DONZÉ CHRISTOPHE2 patents · 0 citations
- 871PHAM PATRIC2 patents · 0 citations
- 967Geoffrey Chassin1 patents · 0 citations
- 1063Loïc Oberson1 patents · 0 citations
- 1158Patrick James Fawcett1 patents · 0 citations
- 1254Pierre Sauret1 patents · 0 citations
- 1350Richard Dinan1 patents · 0 citations
- 1446Romain Despland1 patents · 0 citations
- 1542William Gonzalez1 patents · 0 citations
- 1638FARAH HICHAM1 patents · 0 citations
- 1733FUJI TSUBASA1 patents · 0 citations
- 1829GIRY BENOIT1 patents · 0 citations
- 1925HENDRICKS NICHOLAS RAYMOND1 patents · 0 citations
- 2021LANI SÉBASTIEN1 patents · 0 citations
- 2117LEHMANN JOSÉ1 patents · 0 citations
- 2213LINTYMER JAN1 patents · 0 citations
- 238PUGIN RAPHAEL1 patents · 0 citations
- 244RITTINER GABRIEL1 patents · 0 citations
- 251STOECKLI THOMAS1 patents · 0 citations
Active· last 5 yrs
Sustained G04D output across the last 5 years
- 199Alain Zaugg14 patents · 39 citations
- 296Lionel Paratte10 patents · 40 citations
- 392Michel Willemin16 patents · 21 citations
- 488Cedric Nicolas7 patents · 19 citations
- 583Christian Charbon22 patents · 10 citations
- 679Philippe Barthoulot5 patents · 9 citations
- 775Alex Gandelhman9 patents · 7 citations
- 871Pascal Lagorgette5 patents · 6 citations
- 967Baptiste Hinaux7 patents · 5 citations
- 1063Pierry Vuille14 patents · 5 citations
- 1158Daniel Mallet6 patents · 5 citations
- 1254Pierpasquale Tortora6 patents · 5 citations
- 1350Simon Wolf2 patents · 48 citations
- 1446Dominique Lechot6 patents · 5 citations
- 1542Pascal Winkler6 patents · 3 citations
- 1638Sylvain Jeanneret6 patents · 6 citations
- 1733Frédéric Maier6 patents · 6 citations
- 1829Gianni Di Domenico8 patents · 3 citations
- 1925Hiroyuki Mizunuma4 patents · 1 citations
- 2021Yuhei Taki4 patents · 1 citations
- 2117Nakis Karapatis3 patents · 6 citations
- 2213Bruno Besutti5 patents · 3 citations
- 238Yoann Mosteiro Vazquez4 patents · 5 citations
- 244Cedric Decosterd3 patents · 4 citations
- 251Gilles Derriey4 patents · 8 citations
All-time canon
Career PatentIndex Score in G04D
- 199Charles Agnoff5 patents · 170 citations
- 296Alain Zaugg14 patents · 39 citations
- 392Pierre-Andre Buhler8 patents · 37 citations
- 488Lionel Paratte10 patents · 40 citations
- 583Toshimasa Ikegami4 patents · 43 citations
- 679Fabien Blondeau5 patents · 40 citations
- 775André Zanetta4 patents · 40 citations
- 871Pierre-Andre Meister4 patents · 40 citations
- 967Christophe Guerry3 patents · 100 citations
- 1063Olivier Bucher3 patents · 100 citations
- 1158Jean-Philippe Thiebaud7 patents · 29 citations
- 1254Jean-Bernard Peters10 patents · 24 citations
- 1350Michel Willemin16 patents · 21 citations
- 1446Christophe Bifrare4 patents · 35 citations
- 1542Rudolf F. Zurcher2 patents · 173 citations
- 1638Scott M. S. Chou3 patents · 36 citations
- 1733Cedric Nicolas7 patents · 19 citations
- 1829Pascal Grossenbacher9 patents · 12 citations
- 1925Roland Bitterli3 patents · 31 citations
- 2021Toralf Scharf3 patents · 31 citations
- 2117Kinsen Ka Fai Au2 patents · 56 citations
- 2213Lip Louie2 patents · 54 citations
- 238Rudolf Dinger4 patents · 17 citations
- 244Andrea Callegari5 patents · 31 citations
- 251Eric Decoux5 patents · 31 citations
Rising· last 2 yrs
The top-scoring G04D patents made public in the last 2 years
- 199US12019403B1✦ AIUV watch screen protector sticking machine1 cites · 202467% earned
- 293US12474674B2✦ AIMethod for manufacturing a silicon balance spring0 cites · 20240% earned
- 386US12379693B2✦ AIMethod for manufacturing a timepiece component0 cites · 20240% earned
- 479US12138833B2Method of manufacturing a strap for a wearable device0 cites · 20240% earned
- 571US12546716B2Device for measuring the humidity in the internal volume of a watch case0 cites · 20240% earned
- 664US12481248B2Method for manufacturing horological balance springs0 cites · 20250% earned
- 757US12520917B2Method for manufacturing an external component of a watch, of a fashion item or of a jewel0 cites · 20240% earned
- 850US12517466B2Method for printing a functional element on a timepiece component0 cites · 20240% earned
- 943US12509292B2Device for packaging a lubricant for timepieces0 cites · 20240% earned
- 1036US12554225B2Horological calotte forming a casing for handling and/or presenting a horological movement0 cites · 20240% earned
- 1129US12589440B2Gripping device for holding, centring and/or collet-clamping a micromechanical or horologi0 cites · 20240% earned
- 1221US12554228B2Gripper device for maintaining, centring, and/or clamping a micromechanical or horological0 cites · 20240% earned
- 1314US12529998B2Watch component, watch, and method for manufacturing watch component0 cites · 20240% earned
- 147US12481250B1Watch refurbishing devices and methods0 cites · 20250% earned
- 151US12314013B1Band aide device0 cites · 20250% earned
Active· last 5 yrs
The top-scoring G04D patents of the last 5 years
- 199US11669050B2✦ AIWatch self-winding device with rotary motion9 cites · 202187% earned
- 296US11372375B2✦ AIMeasuring device for a mechanical watch4 cites · 202182% earned
- 392US11585748B2✦ AIAssembly for measuring the relative humidity level inside a watch case2 cites · 202276% earned
- 488US11579568B2Horological setting and/or adjustment mechanism2 cites · 202176% earned
- 583US11036183B2Watch winding apparatus for winding a wrist watch and method thereof2 cites · 202167% earned
- 679US11194292B2Screw-down orientable crown2 cites · 202176% earned
- 775US12019403B1UV watch screen protector sticking machine1 cites · 202467% earned
- 871US11709431B2Method for manufacturing a plurality of resonators in a wafer2 cites · 202276% earned
- 967US11422512B2Support system for a horological component2 cites · 202176% earned
- 1063US11669047B2Universal device for the preparation of a watch2 cites · 202176% earned
- 1158US11906932B2Dial for timepieces1 cites · 202156% earned
- 1254US11703806B2Method for manufacturing a bevelled stone, particularly for a horological movement1 cites · 202156% earned
- 1350US12337385B2Method for laser beam additive manufacturing of a mechanical part with technical and/or de1 cites · 202267% earned
- 1446US11340560B2Information processing apparatus, control method, and program0 cites · 20210% earned
- 1542US12386315B2Case and timepiece0 cites · 20220% earned
- 1638US12366826B2Timepiece oscillator structure with a divisible element0 cites · 20210% earned
- 1733US11640140B2Process for producing a balance wheel for a timepiece0 cites · 20220% earned
- 1829US11662693B2Tool for actuating a corrector equipping a portable object of small dimensions0 cites · 20210% earned
- 1925US11880165B2Method for manufacturing silicon timepiece components0 cites · 20210% earned
- 2021US12282296B2Method for bonding timepiece components0 cites · 20220% earned
- 2117US11894215B2Method for structuring a decorative of technical pattern in an object made of an at least 0 cites · 20210% earned
- 2213US12235610B2Method for manufacturing an ornamental hard material part provided with a polymer coating0 cites · 20210% earned
- 238US11685987B2Method for manufacturing a decorative surface0 cites · 20210% earned
- 244US12468261B2Multicolour cermet and/or ceramic article and manufacturing method thereof0 cites · 20230% earned
- 251US12339623B2Device and method for adjusting the rate and correcting the state of display of a watch0 cites · 20220% earned
All-time canon
The defining G04D patents of the whole record
- 199US4578769A✦ AIDevice for determining the speed, distance traversed, elapsed time and calories expended b520 cites · 198695% earned
- 296US4305401A✦ AIDigital watch/infrared plethysmograph having a quick release remote pulse sensor having a 143 cites · 198193% earned
- 392US3969640A✦ AIMicroresonator packaging and tuning109 cites · 197693% earned
- 488US6502982B1Structural component made of hard material for a wristwatch88 cites · 200387% earned
- 583US5988871AAutomated watch winder and method of using the same81 cites · 199993% earned
- 679US4226082AOrnamental part for watches and method of producing the same76 cites · 198093% earned
- 775US5895541ATransfer method for relief patterns61 cites · 199992% earned
- 871US4199180AResiliently biased implement holder57 cites · 198092% earned
- 967US4093997APortable programmer for time-of-day metering register system and method of using same55 cites · 197892% earned
- 1063US5608693ANon-linear vibration device54 cites · 199792% earned
- 1158US7575367B2Controllable watch winder for self-winding watches48 cites · 200588% earned
- 1254US6254270B1Orbital watch-winding apparatus46 cites · 200192% earned
- 1350US6543929B1Oscillating watch winder45 cites · 200392% earned
- 1446US7242223B1Clock frequency monitor42 cites · 200792% earned
- 1542US4763309AProgramming arrangement for a non-volatile memory for a timepiece42 cites · 198892% earned
- 1638US8714813B2Watch winder having wireless energy transferring function42 cites · 201292% earned
- 1733US7530733B2Watch-winding apparatus40 cites · 200791% earned
- 1829US6439761B1Winder for mechanical watches36 cites · 200291% earned
- 1925USD513568SWatch display box with single watch winder35 cites · 200691% earned
- 2021US7938469B2Tweezers with gripping elements mounted swivelling on branches35 cites · 201091% earned
- 2117US8310368B2Weight control device using bites detection34 cites · 201091% earned
- 2213US4558957APlastic watch casing with plastic crystal and process for joining the crystal to the casin33 cites · 198587% earned
- 238US4123671AIntegrated driver circuit for display device32 cites · 197891% earned
- 244US6344103B1Sublimation process of transferring a decal to surface of a watch case31 cites · 200291% earned
- 251US9448536B1Self-winding mechanical watch with activity tracking31 cites · 201691% earned
Rising· last 2 yrs
Assignees whose newest G04D patents became public in the last 2 years — the current frontier
- 199SEIKO EPSON CORP26 patents · 161 citations
- 290SWATCH GROUP RES & DEV LTD74 patents · 95 citations
- 380ETA SA MFT HORLOGERE SUISSE52 patents · 60 citations
- 470NIVAROX FAR SA27 patents · 9 citations
- 560COMADUR SA19 patents · 5 citations
- 650OMEGA SA13 patents · 1 citations
- 740CSEM CENTRE SUISSE DELECTRONIQUE ET DE MICROTECHNIQUE SA—RECHERCHE ET DEV5 patents · 0 citations
- 830ZHANG HAIBING1 patents · 1 citations
- 920ARMOUR SURVEILLANCE SECURITY EQUIPMENT AND TECH LTD1 patents · 0 citations
- 1010SWISSWATCHEXPO INC1 patents · 0 citations
- 111VIOLLAND ERIC ROBERT1 patents · 0 citations
Active· last 5 yrs
Sustained G04D output across the last 5 years
- 199SEIKO EPSON CORP26 patents · 161 citations
- 296CITIZEN WATCH CO LTD16 patents · 115 citations
- 392SWATCH GROUP RES & DEV LTD74 patents · 95 citations
- 488ETA SA MFT HORLOGERE SUISSE52 patents · 60 citations
- 583CASIO COMPUTER CO LTD6 patents · 26 citations
- 679NIVAROX SA32 patents · 37 citations
- 775ROLEX SA26 patents · 33 citations
- 871MONTRES BREGUET SA20 patents · 22 citations
- 967NIVAROX FAR SA27 patents · 9 citations
- 1063COMADUR SA19 patents · 5 citations
- 1158BLANCPAIN SA6 patents · 6 citations
- 1254SONY CORP4 patents · 1 citations
- 1350OMEGA SA13 patents · 1 citations
- 1446PATEK PHILIPPE SA GENEVE8 patents · 0 citations
- 1542CSEM CENTRE SUISSE DELECTRONIQUE ET DE MICROTECHNIQUE SA—RECHERCHE ET DEV5 patents · 0 citations
- 1638RUBATTEL & WEYERMANN S A5 patents · 0 citations
- 1733MACIAS GARZA FERNANDO1 patents · 2 citations
- 1829MECO SA1 patents · 2 citations
- 1925RICHEMONT INT SA1 patents · 2 citations
- 2021UNIVERSO SA4 patents · 0 citations
- 2117ZHANG HAIBING1 patents · 1 citations
- 2213ARMOUR SURVEILLANCE SECURITY EQUIPMENT AND TECH LTD1 patents · 0 citations
- 238BEIJING VACUUM ELECTONICS RES INSTITUTE1 patents · 0 citations
- 244BRISCOMBE MARK1 patents · 0 citations
- 251GOERTEK TECH CO LTD1 patents · 0 citations
All-time canon
All-time PatentIndex Score in G04D
- 199SEIKO EPSON CORP26 patents · 161 citations
- 296EBAUCHESFABRIK ETA AG10 patents · 142 citations
- 392CITIZEN WATCH CO LTD16 patents · 115 citations
- 488SWATCH GROUP RES & DEV LTD74 patents · 95 citations
- 583ASULAB SA5 patents · 56 citations
- 679ETA SA MFT HORLOGERE SUISSE52 patents · 60 citations
- 775PORTESCAP5 patents · 31 citations
- 871RADO MONTRES SA4 patents · 100 citations
- 967CASIO COMPUTER CO LTD6 patents · 26 citations
- 1063EBAUCHES SA6 patents · 31 citations
- 1158NIVAROX SA32 patents · 37 citations
- 1254ROLEX SA26 patents · 33 citations
- 1350SUWA SEIKOSHA KK4 patents · 27 citations
- 1446HUGHES AIRCRAFT CO2 patents · 173 citations
- 1542HATTORI SEIKO CO LTD3 patents · 36 citations
- 1638NAT SEMICONDUCTOR CORP3 patents · 53 citations
- 1733MONTRES BREGUET SA20 patents · 22 citations
- 1829VERARDO MARCO5 patents · 12 citations
- 1925NATIONALPAK LTD2 patents · 56 citations
- 2021HERO TEAM CORP LTD2 patents · 54 citations
- 2117WOLF DESIGNS INC2 patents · 57 citations
- 2213SICPA HOLDING SA5 patents · 31 citations
- 238AGNOFF CHARLES2 patents · 43 citations
- 244SEIKO INSTR INC5 patents · 22 citations
- 251NIVAROX FAR SA27 patents · 9 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth