Individual holder
STEFFAN WALTER J
4 granted patents·76 citations·filing 1977–1987
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0177US4598878AMotorized fishing reelSTEFFAN WALTER J·Filed 1984·Granted Jul 8, 1986·30 cites·1 claims
- 0266US4095347ASighting in apparatus for rifle mounted telescope gunsightsSTEFFAN WALTER J·Filed 1977·Granted Jun 20, 1978·26 cites·5 claims
- 0359US4784346AMotorized fishing reelSTEFFAN WALTER J·Filed 1987·Granted Nov 15, 1988·20 cites·10 claims
- 0428USD300451SMotorized fishing reelSTEFFAN WALTER J·Filed 1987·Granted Mar 28, 1989·0 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →