Inventor · disambiguated record
David C. Boyer
Also filed as: BOYER DAVID · BOYER DAVID C · BOYER DAVID CHRIS · BOYER DAVID CHRISTIAN
24 granted patents·7 pending applications·427 citations·filing 1978–2024
96Inventor score
Files withILLINOIS TOOL WORKS5MARATHON ASHLAND PETROLEUM LLC5MARATHON ASHLAND PETROLEUM CO3ACP TECH LLC2ALVORD POLK INC2
Top patents by PatentIndex Score
31 records- 0195US6827841B2Low viscosity, high carbon yield pitch productMARATHON ASHLAND PETROLEUM LLC·Filed 2003·Granted Dec 7, 2004·54 cites·10 claims
- 0295US4171555ABuckleILLINOIS TOOL WORKS·Filed 1978·Granted Oct 23, 1979·147 cites·10 claims
- 0393US10731084B1Pitch processMALONE DONALD P·Filed 2018·Granted Aug 4, 2020·9 cites·20 claims
- 0491US7252755B2Viscosity modification of heavy hydrocarbonsMARATHON ASHLAND PETROLEUM CO·Filed 2003·Granted Aug 7, 2007·42 cites·28 claims
- 0590US11319491B1Pitch processADVANCED CARBON PRODUCTS LLC·Filed 2020·Granted May 3, 2022·3 cites·10 claims
- 0688US4193310AIdler pulleyILLINOIS TOOL WORKS·Filed 1978·Granted Mar 18, 1980·38 cites·8 claims
- 0787US11193070B1Seeded mesophase pitch processBOYER DAVID C·Filed 2020·Granted Dec 7, 2021·2 cites·16 claims
- 0885US7384003B1Apparatus and methods for preventing engagement of stacked embossed cardsMCD INC·Filed 2005·Granted Jun 10, 2008·14 cites·14 claims
- 0976US9227775B2Slide opening display and mail packageBOYER DAVID C·Filed 2013·Granted Jan 5, 2016·4 cites·22 claims
- 1074US7625479B1Petroleum hydrocarbon binder with reduced polycyclic aromatic hydrocarbon contentMARATHON ASHLAND PETROLEUM LLC·Filed 2008·Granted Dec 1, 2009·2 cites·4 claims
- 1173US11859230B2Compositions and methods for microbial co-cultureUNIV MICHIGAN REGENTS·Filed 2017·Granted Jan 2, 2024·1 cites·12 claims
- 1272US5819939AInterconnecting blister packagePLACON CORP·Filed 1997·Granted Oct 13, 1998·42 cites·20 claims
- 1370US2025382526A1Process for producing mesophase pitchACP TECH LLC·Filed 2024·Application pending·0 cites
- 1468US2025101313A1System and process for increasing a softening point of isotropic pitchACP TECH LLC·Filed 2023·Application pending·0 cites
- 1566US7393449B1Petroleum hydrocarbon binder with reduced polycyclic aromatic hydrocarbon contentMARATHON ASHLAND PETROLEUM LLC·Filed 2006·Granted Jul 1, 2008·1 cites·11 claims
- 1666US5533232AHand lever assemblyALVORD POLK INC·Filed 1995·Granted Jul 9, 1996·19 cites·15 claims
- 1760USD262864SScrew anchorILLINOIS TOOL WORKS·Filed 1979·Granted Feb 2, 1982·6 cites·1 claims
- 1859US7097703B2Use of anti-strip agents to improve wear characteristics of pavement sealerMARATHON ASHLAND PETROLEUM CO·Filed 2004·Granted Aug 29, 2006·4 cites·15 claims
- 1959US5898974AAdjustable handle assemblyALVORD POLK INC·Filed 1997·Granted May 4, 1999·25 cites·23 claims
- 2058US7067050B2Petroleum hydrocarbon binder with reduced polycyclic aromatic hydrocarbon contentMARATHON ASHLAND PETROLEUM LLC·Filed 2002·Granted Jun 27, 2006·2 cites·8 claims
- 2155US9764874B2Slide opening display and mail packageMCD INC·Filed 2015·Granted Sep 19, 2017·0 cites·19 claims
- 2254US7282135B1Low viscosity, high carbon yield pitch productMARATHON ASHLAND PETROLEUM CO·Filed 2004·Granted Oct 16, 2007·0 cites·12 claims
- 2352US11655418B1Ultra purified pitch processHOLCOMBE THOMAS C·Filed 2021·Granted May 23, 2023·0 cites·19 claims
- 2450US2020181497A1Upgrading challenged feeds and pitches produced therefromEXXONMOBIL RES & ENG CO·Filed 2019·Application pending·0 cites
- 2547USD256911SElectric light socketILLINOIS TOOL WORKS·Filed 1978·Granted Sep 16, 1980·3 cites·1 claims
- 2645US4365582ADifferential pressure signal deviceILLINOIS TOOL WORKS·Filed 1980·Granted Dec 28, 1982·9 cites·10 claims
- 2744US2022372799A1Devices, structures, and methods for controlling latching operationsRIVIAN IP HOLDINGS LLC·Filed 2021·Application pending·0 cites
- 2839US2004232041A1Method for making a low sulfur petroleum pitchMARATHON ASHLAND PETROLEUM LLC·Filed 2003·Application pending·0 cites
- 2936US2016122786A1Compositions and methods for generation of biofuelsUNIV MICHIGAN·Filed 2015·Application pending·0 cites
- 3033US2002187337A1Pitch coated board and method of manufactureFiled 2002·Application pending·0 cites
- 3131US7108152B2Fryer vats having strengthened vat welds and methods of manufacturing such fryer vatsHENNY PENNY CORP·Filed 2002·Granted Sep 19, 2006·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →