Inventor · disambiguated record
Karl H. Felsen
Also filed as: FELSEN KARL H
7 granted patents·162 citations·filing 1977–2000
87Inventor score
Top patents by PatentIndex Score
7 records- 0172US5540446ACovers and target pattern appliquesFiled 1995·Granted Jul 30, 1996·34 cites·20 claims
- 0269US5807171AAir diffuser apparatusPRICE LTD E H·Filed 1996·Granted Sep 15, 1998·37 cites·14 claims
- 0367US5137390AConnection means for suspended ceiling gridPRICE LTD E H·Filed 1992·Granted Aug 11, 1992·27 cites·15 claims
- 0459US4135540AManual or automatic drainage device for downspoutsFELSEN KARL H·Filed 1977·Granted Jan 23, 1979·28 cites·6 claims
- 0557US6135878AModular core air diffusersPRICE LTD E H·Filed 1999·Granted Oct 24, 2000·24 cites·7 claims
- 0651USRE37985ELinear air diffuserPRICE LTD E H·Filed 2000·Granted Feb 11, 2003·6 cites·36 claims
- 0733US5788572ALinear air diffuserPRICE LTD E H·Filed 1997·Granted Aug 4, 1998·6 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →