Inventor · disambiguated record
William E. Portz
Also filed as: PORTZ WILLIAM E
8 granted patents·127 citations·filing 1973–1988
88Inventor score
Top patents by PatentIndex Score
8 records- 0180US4848073ALawn rakeEMHART IND·Filed 1988·Granted Jul 18, 1989·36 cites·6 claims
- 0278USD293196SHead assembly for a rakeUSM CORP·Filed 1985·Granted Dec 15, 1987·18 cites·1 claims
- 0377USD287218SHead unit for a post hole diggerUSM CORP·Filed 1984·Granted Dec 16, 1986·15 cites·1 claims
- 0476US4093031APendulum type hoeTRUE TEMPER CORP·Filed 1977·Granted Jun 6, 1978·18 cites·14 claims
- 0549US4005862AGame racket string suspensionTRUE TEMPER CORP·Filed 1973·Granted Feb 1, 1977·15 cites·2 claims
- 0645US4573311ALawn rakeTRUE TEMPER CORP·Filed 1984·Granted Mar 4, 1986·11 cites·6 claims
- 0737US3948519AHandgrip for game racketTRUE TEMPER CORP·Filed 1974·Granted Apr 6, 1976·5 cites·3 claims
- 0836US3981502AYoke for game racketTRUE TEMPER CORP·Filed 1975·Granted Sep 21, 1976·9 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →