Inventor · disambiguated record
William J. Steffes
Also filed as: STEFFES WILLIAM J
4 granted patents·408 citations·filing 1983–1990
83Inventor score
Top patents by PatentIndex Score
4 records- 0193US4515421AMultiple use shelf for coolerCOLEMAN CO·Filed 1983·Granted May 7, 1985·231 cites·7 claims
- 0289US4889257AContainer with multiple position lidCOLEMAN OUTDOOR PROD·Filed 1988·Granted Dec 26, 1989·91 cites·12 claims
- 0384US5064088APicnic cooler with lid having integrally molded hingeCOLEMAN OUTDOOR PROD·Filed 1990·Granted Nov 12, 1991·75 cites·3 claims
- 0466USD309239SPicnic coolerCOLEMAN OUTDOOR PROD·Filed 1987·Granted Jul 17, 1990·11 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →