Inventor · disambiguated record
Michael J. Twigg
Also filed as: TWIGG MICHAEL J · TWIGG MICHAEL JOSEPH
16 granted patents·2 pending applications·501 citations·filing 1994–2014
95Inventor score
Top patents by PatentIndex Score
18 records- 0197US6890312B1Joint angle indication systemFiled 2001·Granted May 10, 2005·162 cites·24 claims
- 0296US7413517B2Reconfigurable golf club and methodBUTLER JR JOSEPH H·Filed 2005·Granted Aug 19, 2008·122 cites·19 claims
- 0385US5951410AApparatus for obtaining compound bending data of a golf clubTRUE TEMPER SPORTS INC·Filed 1997·Granted Sep 14, 1999·99 cites·22 claims
- 0478US6997056B2Method and apparatus for measuring and orienting golf club shaftWEISS RICHARD M·Filed 2005·Granted Feb 14, 2006·12 cites·6 claims
- 0578US6993970B2Method and apparatus for measuring and orienting golf club shaftWEISS RICHARD M·Filed 2005·Granted Feb 7, 2006·12 cites·32 claims
- 0673US6990865B2Method and apparatus for measuring and orienting golf club shaftWEISS RICHARD M·Filed 2005·Granted Jan 31, 2006·8 cites·18 claims
- 0772US6572488B1Method and apparatus for locating and aligning golf club shaft spineWEISS RICHARD M·Filed 2000·Granted Jun 3, 2003·10 cites·26 claims
- 0871US6543125B2Apparatus for locating and aligning golf club shaft spineWEISS RICHARD M·Filed 2002·Granted Apr 8, 2003·6 cites·29 claims
- 0969US8925779B1Disposable or reusable convertible shopping bag/backpackTWIGG MICHAEL J·Filed 2014·Granted Jan 6, 2015·7 cites·21 claims
- 1068US6915695B2Method and apparatus for measuring and orienting golf club shaftFiled 2001·Granted Jul 12, 2005·13 cites·84 claims
- 1160US6609429B2Method and apparatus for locating and aligning golf club shaft spineWEISS RICHARD M·Filed 2002·Granted Aug 26, 2003·5 cites·4 claims
- 1260US5528927ACenter of gravity locatorEMHART INC·Filed 1994·Granted Jun 25, 1996·20 cites·20 claims
- 1359US6477899B2Apparatus for locating and aligning golf club shaft spineWEISS RICHARD M·Filed 2002·Granted Nov 12, 2002·5 cites·41 claims
- 1454US6550121B2Method and apparatus for locating and aligning golf club shaft spineFiled 2002·Granted Apr 22, 2003·3 cites·20 claims
- 1554US2009069908A1Methods for selecting golf club head configurationBUTLER JR JOSEPH H·Filed 2008·Application pending·0 cites
- 1649US2007026960A1Golf club tip insertBUTLER JOSEPH H JR·Filed 2006·Application pending·0 cites
- 1747US7027239B2Data acquisition systemPRIESTER WILLIAM B·Filed 2002·Granted Apr 11, 2006·3 cites·21 claims
- 1844US5515615AMethods of and device for measuring the curvature of an objectEMHART INC·Filed 1994·Granted May 14, 1996·14 cites·44 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →