Inventor · disambiguated record
David Francis Kofflin
Also filed as: KOFFLIN DAVID F · KOFFLIN DAVID FRANCIS
4 granted patents·53 citations·filing 1993–1999
75Inventor score
Top patents by PatentIndex Score
4 records- 0151US5927355APre-conditioned air adapterKOFFLIN EQUIPMENT·Filed 1997·Granted Jul 27, 1999·20 cites·24 claims
- 0251US5355917APre-conditioned air adapter chuteKOFFLIN DAVID F·Filed 1993·Granted Oct 18, 1994·19 cites·1 claims
- 0339US6116300APush-pull type pre-conditioned air adapterFiled 1999·Granted Sep 12, 2000·14 cites·1 claims
- 0423US5915654APre-conditioned air connection ringFiled 1997·Granted Jun 29, 1999·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →