Inventor · disambiguated record
Fritz Gramm
Also filed as: GRAMM FRITZ
4 granted patents·329 citations·filing 1987–1989
83Inventor score
Files withFEIN C & E4
Top patents by PatentIndex Score
4 records- 0194US4920702APortable grinderFEIN C & E·Filed 1987·Granted May 1, 1990·108 cites·85 claims
- 0292US5123216APortable grinderFEIN C & E·Filed 1989·Granted Jun 23, 1992·83 cites·51 claims
- 0391US4905420AGrinder with dust exhaust meansFEIN C & E·Filed 1988·Granted Mar 6, 1990·83 cites·55 claims
- 0478US4989320AKnifeFEIN C & E·Filed 1989·Granted Feb 5, 1991·55 cites·34 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →