Inventor · disambiguated record
Roy Spence
Also filed as: SPENCE ROY · SPENCE ROY RONALD
4 granted patents·69 citations·filing 1998–2008
78Inventor score
Top patents by PatentIndex Score
4 records- 0174US7037185B1Fish scaling systemSPENCE ROY·Filed 2005·Granted May 2, 2006·10 cites·2 claims
- 0266US7962971B1Flip cap systemSPENCE ROY RONALD·Filed 2008·Granted Jun 21, 2011·10 cites·4 claims
- 0358US6079742ATire changing system with frame mounted jacks and lug wrenchFiled 1998·Granted Jun 27, 2000·24 cites·5 claims
- 0452US6105905ARailway gate systemFiled 1999·Granted Aug 22, 2000·25 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →