Inventor · disambiguated record
Ralph E. Simpson
Also filed as: SIMPSON MICHAEL L · SIMPSON RALPH · SIMPSON RALPH E
4 granted patents·49 citations·filing 1976–2003
75Inventor score
Top patents by PatentIndex Score
4 records- 0165US7344485B1Sports training and exercise deviceSIMPSON RALPH·Filed 2003·Granted Mar 18, 2008·28 cites·2 claims
- 0240US4203416AMeans for holding a cooking vessel in position on a burner grateSIMPSON ENTERPRISES·Filed 1977·Granted May 20, 1980·13 cites·10 claims
- 0330US4307861ABag support meansSIMPSON ENTERPRISES·Filed 1980·Granted Dec 29, 1981·4 cites·8 claims
- 0429US4030678ATape winding deviceSIMPSON RALPH E·Filed 1976·Granted Jun 21, 1977·4 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →