Individual holder
BILLINGS DAVID P
4 granted patents·2 pending applications·56 citations·filing 1997–2012
Individually held — no corporate assignee on record.
Technology mixA63B4
Top patents by PatentIndex Score
6 records- 0189USD400942SOversized mallet putter headBILLINGS DAVID P·Filed 1997·Granted Nov 10, 1998·38 cites·1 claims
- 0277US8491413B2Customizable center-of-gravity golf club headBILLINGS DAVID P·Filed 2012·Granted Jul 23, 2013·5 cites·11 claims
- 0373US8177662B2Golf club head weight with seal and vibration dampenerBILLINGS DAVID P·Filed 2006·Granted May 15, 2012·6 cites·10 claims
- 0449USD430633SPutter headBILLINGS DAVID P·Filed 2000·Granted Sep 5, 2000·7 cites·1 claims
- 0549US2007135232A1Traditional putter with elevated massBILLINGS DAVID P·Filed 2006·Application pending·0 cites
- 0649US2007259732A1Golf club grip and method of useBILLINGS DAVID P·Filed 2006·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →