Inventor · disambiguated record
James A. Vandergrift
Also filed as: VANDERGRIFT JAMES A
6 granted patents·444 citations·filing 1995–1999
88Inventor score
Files withK 2 CORP6
Top patents by PatentIndex Score
6 records- 0196US5996745APiezoelectric shock absorber valveK 2 CORP·Filed 1997·Granted Dec 7, 1999·128 cites·21 claims
- 0292US5775715APiezoelectric damper for a board such as a snow ski or snowboardK 2 CORP·Filed 1995·Granted Jul 7, 1998·70 cites·28 claims
- 0389US6227622B1Multilayer skate wheelK 2 CORP·Filed 1997·Granted May 8, 2001·51 cites·9 claims
- 0489US6095547AActive piezoelectric damper for a snow ski or snowboardK 2 CORP·Filed 1998·Granted Aug 1, 2000·61 cites·19 claims
- 0577US6048276APiezoelectric golf club shaftK 2 CORP·Filed 1998·Granted Apr 11, 2000·56 cites·13 claims
- 0675US6226898B1Downhill ski boot with dual linerK 2 CORP·Filed 1999·Granted May 8, 2001·78 cites·33 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →