Inventor · disambiguated record
David L. Petersen
Also filed as: PETERSEN DAVID · PETERSEN DAVID L
58 granted patents·5 pending applications·1,442 citations·filing 1996–2025
99Inventor score
Top patents by PatentIndex Score
63 records- 0199USD473605SGolf iron headKARSTEN MFG CORP·Filed 2002·Granted Apr 22, 2003·281 cites·1 claims
- 0298US6695714B1Iron-Type golf club head with beveled soleKARSTEN MFG CORP·Filed 2003·Granted Feb 24, 2004·346 cites·10 claims
- 0397US8282505B2Grooves of golf club heads and methods to manufacture grooves of golf club headsSOLHEIM JOHN A·Filed 2011·Granted Oct 9, 2012·63 cites·20 claims
- 0496US10022601B2Golfl club heads with cavities and inserts and related methodsKARSTEN MFG CORP·Filed 2017·Granted Jul 17, 2018·33 cites·14 claims
- 0596US8764578B2Grooves of golf club heads and methods to manufacture grooves of golf club headsSOLHEIM JOHN A·Filed 2012·Granted Jul 1, 2014·50 cites·18 claims
- 0696US8066586B2Grooves of golf club heads and methods to manufacture grooves of golf club headsSOLHEIM JOHN A·Filed 2009·Granted Nov 29, 2011·75 cites·29 claims
- 0796US7794335B2Club heads with contoured back faces and methods of manufacturing the sameKARSTEN MFG CORP·Filed 2008·Granted Sep 14, 2010·73 cites·25 claims
- 0895US9545548B2Golf club heads with arcuate port structures and tuning elementsKARSTEN MFG CORP·Filed 2015·Granted Jan 17, 2017·23 cites·29 claims
- 0995US7914394B2Club heads with contoured back faces and methods of manufacturing the sameKARSTEN MFG CORP·Filed 2008·Granted Mar 29, 2011·70 cites·29 claims
- 1094US11291891B2Golf club head having deflection features and related methodsKARSTEN MFG CORP·Filed 2020·Granted Apr 5, 2022·5 cites·18 claims
- 1194US10668338B2Golf club head having deflection features and related methodsKARSTEN MFG CORP·Filed 2018·Granted Jun 2, 2020·20 cites·6 claims
- 1294US8235842B2Club heads with contoured back faces and methods of manufacturing the sameCOLE ERIC V·Filed 2011·Granted Aug 7, 2012·18 cites·24 claims
- 1393US11135487B2Golf club heads with insert and related methodsKARSTEN MFG CORP·Filed 2020·Granted Oct 5, 2021·4 cites·20 claims
- 1493US10420991B2Golf club heads with insert and related methodsKARSTEN MFG CORP·Filed 2016·Granted Sep 24, 2019·17 cites·14 claims
- 1593US10300355B2Golf club heads with cavities and inserts and related methodsKARSTEN MFG CORP·Filed 2018·Granted May 28, 2019·17 cites·20 claims
- 1692US10363466B2Golf club heads with cavities and inserts and related methodsKARSTEN MFG CORP·Filed 2018·Granted Jul 30, 2019·20 cites·18 claims
- 1792US7905798B2Golf club head and method of manufacturingKARSTEN MFG CORP·Filed 2008·Granted Mar 15, 2011·24 cites·21 claims
- 1891US11766601B2Skateboard with multi-wheel truckKARSTEN MFG CORP·Filed 2021·Granted Sep 26, 2023·2 cites·20 claims
- 1991US11185757B2Skateboards with a multi-wheel truckKARSTEN MFG CORP·Filed 2020·Granted Nov 30, 2021·3 cites·20 claims
- 2091USD494650SGolf club gripKARSTEN MFG CORP·Filed 2003·Granted Aug 17, 2004·43 cites·1 claims
- 2190US10695629B2Golf club heads with cavities and inserts and related methodsKARSTEN MFG CORP·Filed 2019·Granted Jun 30, 2020·13 cites·20 claims
- 2289US12115437B2Skateboard with multi-wheel truckKARSTEN MFG CORP·Filed 2023·Granted Oct 15, 2024·1 cites·20 claims
- 2389US11033789B2Golf club heads with cavities and inserts and related methodsKARSTEN MFG CORP·Filed 2020·Granted Jun 15, 2021·3 cites·21 claims
- 2486US10675518B2Golf club heads with cavities and inserts and related methodsKARSTEN MFG CORP·Filed 2019·Granted Jun 9, 2020·7 cites·19 claims
- 2586US9987529B2Golf club heads and methods of manufacturing golf club headsKARSTEN MFG CORP·Filed 2016·Granted Jun 5, 2018·7 cites·18 claims
- 2685US10987552B2Golf club heads with arcuate port structures and tuning elementsKARSTEN MFG CORP·Filed 2020·Granted Apr 27, 2021·2 cites·20 claims
- 2785US8221264B2Club heads with contoured back faces and methods of manufacturing the sameCOLE ERIC V·Filed 2010·Granted Jul 17, 2012·13 cites·22 claims
- 2884US11691059B2Adjustable putter shaft stiffenerKARSTEN MFG CORP·Filed 2021·Granted Jul 4, 2023·2 cites·20 claims
- 2984US9597557B2Golf club heads with grooves and methods of manufactureKARSTEN MFG CORP·Filed 2014·Granted Mar 21, 2017·4 cites·23 claims
- 3081US8616998B2Club heads with contoured back faces and methods of manufacturing the sameCOLE ERIC V·Filed 2012·Granted Dec 31, 2013·9 cites·23 claims
- 3181USD513878SGolf bag topKARSTEN MFG CORP·Filed 2004·Granted Jan 31, 2006·26 cites·1 claims
- 3279US10434382B2Golf club heads and methods of manufacturing golf club headsKARSTEN MFG CORP·Filed 2018·Granted Oct 8, 2019·2 cites·20 claims
- 3379US8814720B2Golf club heads with grooves and methods of manufactureSOLHEIM JOHN A·Filed 2009·Granted Aug 26, 2014·9 cites·30 claims
- 3479US2025032891A1Skateboard with Multi-Wheel TruckKARSTEN MFG CORP·Filed 2024·Application pending·0 cites
- 3578US9504888B2Golf club heads and methods of manufacturing golf club headsKARSTEN MFG CORP·Filed 2015·Granted Nov 29, 2016·4 cites·6 claims
- 3677US9050509B2Golf club heads and methods of manufacturing golf club headsJERTSON MARTY R·Filed 2012·Granted Jun 9, 2015·7 cites·15 claims
- 3777US6997819B2Golf club and method of manufacturingKARSTEN MFG CORP·Filed 2004·Granted Feb 14, 2006·33 cites·7 claims
- 3876USD506795SGolf putter headKARSTEN MFG CORP·Filed 2004·Granted Jun 28, 2005·20 cites·1 claims
- 3975US10675521B2Adjustable length shaft and an adjustable mass for a golf clubKARSTEN MFG CORP·Filed 2016·Granted Jun 9, 2020·3 cites·16 claims
- 4075US10035052B2Golf club heads with grooves and methods of manufactureKARSTEN MFG CORP·Filed 2017·Granted Jul 31, 2018·2 cites·19 claims
- 4175USD454170SGolf putter faceKARSTEN MFG CORP·Filed 2001·Granted Mar 5, 2002·15 cites·1 claims
- 4274US12274927B2Adjustable length shaft and an adjustable mass for a golf clubKARSTEN MFG CORP·Filed 2023·Granted Apr 15, 2025·0 cites·20 claims
- 4373US11278780B2Adjustable length shaft and an adjustable mass for a golf clubKARSTEN MFG CORP·Filed 2019·Granted Mar 22, 2022·2 cites·10 claims
- 4473US5620668AAnnular air distributor for regenerative thermal oxidizersGRACE W R & CO·Filed 1996·Granted Apr 15, 1997·42 cites·10 claims
- 4573US2025144489A1Adjustable length shaft and an adjustable mass for a golf clubKARSTEN MFG CORP·Filed 2025·Application pending·0 cites
- 4673US2025018258A1Golf club head having deflection features and related methodsKARSTEN MFG CORP·Filed 2024·Application pending·0 cites
- 4771US7014040B2Golf bag throat structureKARSTEN MFG CORP·Filed 2004·Granted Mar 21, 2006·19 cites·9 claims
- 4870US10376753B2Golf club heads with grooves and methods of manufactureKARSTEN MFG CORP·Filed 2018·Granted Aug 13, 2019·1 cites·18 claims
- 4969US8167738B2Golf club headPETERSEN DAVID L·Filed 2010·Granted May 1, 2012·5 cites·26 claims
- 5068US12194354B2Adjustable length shaft and an adjustable mass for a golf clubKARSTEN MFG CORP·Filed 2021·Granted Jan 14, 2025·0 cites·20 claims
Showing the top 50 of 63 patent records by PatentIndex Score.
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