Inventor · disambiguated record
Frank H. Simpson
Also filed as: SIMPSON FRANK H
3 granted patents·92 citations·filing 1976–1979
74Inventor score
Technology areasF42B
Files withSIMPSON FRANK H3
Top patents by PatentIndex Score
3 records- 0185US4223588APrimer feed deviceSIMPSON FRANK H·Filed 1979·Granted Sep 23, 1980·48 cites·10 claims
- 0272US4078472AShotgun shell reloading toolSIMPSON FRANK H·Filed 1976·Granted Mar 14, 1978·31 cites·2 claims
- 0347US4295409AShot and powder dispenser attachmentSIMPSON FRANK H·Filed 1979·Granted Oct 20, 1981·13 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →