Inventor · disambiguated record
Keizo Funae
Also filed as: FUNAE KEIZO
3 granted patents·142 citations·filing 1984–1998
77Inventor score
Technology areasB01D
Top patents by PatentIndex Score
3 records- 0184US4640779AFilter elementNIPPON DENSO CO·Filed 1984·Granted Feb 3, 1987·44 cites·17 claims
- 0281US6136183ARelief valve for filter deviceDENSO CORP·Filed 1998·Granted Oct 24, 2000·63 cites·32 claims
- 0376US4746432AFilter element with zig-zag pleatsNIPPON DENSO CO·Filed 1986·Granted May 24, 1988·35 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →