Inventor · disambiguated record
Walter J. Steffan
Also filed as: STEFFAN WALTER J
7 granted patents·215 citations·filing 1975–1987
87Inventor score
Top patents by PatentIndex Score
7 records- 0181US4026261ACoacting wheels type football throwing deviceJO PAUL IND INC·Filed 1975·Granted May 31, 1977·52 cites·11 claims
- 0277US4598878AMotorized fishing reelSTEFFAN WALTER J·Filed 1984·Granted Jul 8, 1986·30 cites·1 claims
- 0375US4613086AFood processing machineGRANUM MICHAEL J·Filed 1984·Granted Sep 23, 1986·62 cites·6 claims
- 0466US4095347ASighting in apparatus for rifle mounted telescope gunsightsSTEFFAN WALTER J·Filed 1977·Granted Jun 20, 1978·26 cites·5 claims
- 0559US4784346AMotorized fishing reelSTEFFAN WALTER J·Filed 1987·Granted Nov 15, 1988·20 cites·10 claims
- 0658US4080950ABall throwing deviceJO PAUL IND INC·Filed 1976·Granted Mar 28, 1978·25 cites·6 claims
- 0728USD300451SMotorized fishing reelSTEFFAN WALTER J·Filed 1987·Granted Mar 28, 1989·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →