Inventor · disambiguated record
Frank H. Johnson
Also filed as: JOHNSON FRANK · JOHNSON FRANK H
4 granted patents·107 citations·filing 1979–1991
79Inventor score
Top patents by PatentIndex Score
4 records- 0180US4281843ATool carrierSLATER STEEL IND LTD·Filed 1980·Granted Aug 4, 1981·44 cites·4 claims
- 0276USD261125SHand cartSLATER STEEL IND LTD·Filed 1979·Granted Oct 6, 1981·14 cites·1 claims
- 0373US4341393AHand cartSLATER STEEL IND LTD·Filed 1979·Granted Jul 27, 1982·38 cites·7 claims
- 0453US5115276AMagnetic brush development apparatusEASTMAN KODAK CO·Filed 1991·Granted May 19, 1992·11 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →