Inventor · disambiguated record
Richard H. Crampton
Also filed as: CRAMPTON RICHARD H · CRAMPTON RICHARD HENRY
4 granted patents·84 citations·filing 1998–2018
77Inventor score
Top patents by PatentIndex Score
4 records- 0174US10240394B1Slip-resistant support base and method of makingWORKING CONCEPTS INC·Filed 2018·Granted Mar 26, 2019·5 cites·14 claims
- 0265US5920902AKnee pads for work pantsWORKING CONCEPTS INC·Filed 1998·Granted Jul 13, 1999·50 cites·2 claims
- 0362US8322491B2Ladder with cushioning padCRAMPTON RICHARD HENRY·Filed 2006·Granted Dec 4, 2012·3 cites·2 claims
- 0444US5845333AKnee pads for work pantsWORKING CONCEPTS INC·Filed 1998·Granted Dec 8, 1998·26 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →