Inventor · disambiguated record
Frank E. Shaffer
Also filed as: SHAFFER FRANK E
6 granted patents·86 citations·filing 1978–1984
84Inventor score
Technology areasB23Q
Files withSHAFFER FRANK E6
Top patents by PatentIndex Score
6 records- 0182USD260132SCable cutterSHAFFER FRANK E·Filed 1978·Granted Aug 11, 1981·18 cites·1 claims
- 0279US4487340AAdjustable metering oil pumpSHAFFER FRANK E·Filed 1982·Granted Dec 11, 1984·30 cites·2 claims
- 0375USD272984SSmall headed cable cutterSHAFFER FRANK E·Filed 1981·Granted Mar 13, 1984·15 cites·1 claims
- 0456US4597697AAdjustable metering oil pumpSHAFFER FRANK E·Filed 1984·Granted Jul 1, 1986·13 cites·5 claims
- 0556USD272707SLarge headed cable cutterSHAFFER FRANK E·Filed 1981·Granted Feb 21, 1984·7 cites·1 claims
- 0643USD261477SCable or rivet cutterSHAFFER FRANK E·Filed 1979·Granted Oct 27, 1981·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →