Inventor · disambiguated record
David Carpenter
Also filed as: CARPENTER DAVID · CARPENTER DAVID P · CARPENTER DAVID PAUL
22 granted patents·6 pending applications·357 citations·filing 1985–2025
96Inventor score
Files withROBERTSON RUAIRIDH12ACME UNITED CORP5CARPENTER M MICHAEL4INSIGNIA IP DEV COMPANY LLC4CARPENTER DAVID1
Top patents by PatentIndex Score
28 records- 0197US9550303B2Shaving deviceROBERTSON RUAIRIDH·Filed 2015·Granted Jan 24, 2017·32 cites·30 claims
- 0296US9764487B2Shaving deviceROBERTSON RUAIRIDH·Filed 2016·Granted Sep 19, 2017·27 cites·29 claims
- 0395US9687989B2Shaving deviceROBERTSON RUAIRIDH·Filed 2016·Granted Jun 27, 2017·20 cites·21 claims
- 0493US10112313B2Shaving deviceROBERTSON RUAIRIDH·Filed 2017·Granted Oct 30, 2018·11 cites·20 claims
- 0592US10406707B2Shaving deviceROBERTSON RUAIRIDH·Filed 2018·Granted Sep 10, 2019·9 cites·27 claims
- 0689US11623357B2Shaving deviceINSIGNIA IP HOLDING COMPANY LLC·Filed 2021·Granted Apr 11, 2023·3 cites·35 claims
- 0788US10105858B2Shaving deviceROBERTSON RUAIRIDH·Filed 2017·Granted Oct 23, 2018·8 cites·29 claims
- 0887US2025353199A1Shaving DeviceINSIGNIA IP DEV COMPANY LLC·Filed 2025·Application pending·0 cites
- 0987US2025353200A1Shaving DeviceINSIGNIA IP DEV COMPANY LLC·Filed 2025·Application pending·0 cites
- 1086US10647012B2Shaving deviceROBERTSON RUAIRIDH·Filed 2019·Granted May 12, 2020·4 cites·29 claims
- 1180US5573484AWeighted auxiliary handle for dumbbellCARPENTER M MICHAEL·Filed 1995·Granted Nov 12, 1996·63 cites·10 claims
- 1280US5415607AExercise deviceCARPENTER M MICHAEL·Filed 1993·Granted May 16, 1995·58 cites·12 claims
- 1378US11014255B2Shaving deviceROBERTSON RUAIRIDH·Filed 2017·Granted May 25, 2021·3 cites·20 claims
- 1473US12370710B2Shaving deviceINSIGNIA IP DEV COMPANY LLC·Filed 2023·Granted Jul 29, 2025·0 cites·17 claims
- 1572US11065773B2Shaving deviceROBERTSON RUAIRIDH·Filed 2017·Granted Jul 20, 2021·2 cites·27 claims
- 1669USD460334SCombined box cutter and scissorsACME UNITED CORP·Filed 2001·Granted Jul 16, 2002·17 cites·1 claims
- 1769USD460333SScissors with locking handleACME UNITED CORP·Filed 2001·Granted Jul 16, 2002·17 cites·1 claims
- 1868US12370709B2Shaving deviceINSIGNIA IP DEV COMPANY LLC·Filed 2021·Granted Jul 29, 2025·0 cites·20 claims
- 1968US11485034B2Shaving deviceROBERTSON RUAIRIDH·Filed 2020·Granted Nov 1, 2022·0 cites·26 claims
- 2067US7096586B2Combined scissors and box cutterACME UNITED CORP·Filed 2002·Granted Aug 29, 2006·23 cites·17 claims
- 2167US2021094197A1Shaving DeviceROBERTSON RUAIRIDH·Filed 2020·Application pending·0 cites
- 2263US5921902AAdjustable handlebar for exercise equipmentCARPENTER M MICHAEL·Filed 1998·Granted Jul 13, 1999·33 cites·16 claims
- 2352US2018001496A1Shaving DeviceROBERTSON RUAIRIDH·Filed 2017·Application pending·0 cites
- 2450US2007022613A1ScissorsCARPENTER DAVID·Filed 2006·Application pending·0 cites
- 2545USD515894SScissors with interchangeable bladesACME UNITED CORP·Filed 2001·Granted Feb 28, 2006·7 cites·1 claims
- 2645US5088731AArm exercise machineCARPENTER M MICHAEL·Filed 1990·Granted Feb 18, 1992·17 cites·15 claims
- 2743US2003140502A1ScissorsACME UNITED CORP·Filed 2002·Application pending·0 cites
- 2824US4718664APortable, light weight exercise machineMICHAEL CARPENTER M·Filed 1985·Granted Jan 12, 1988·3 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →