Inventor · disambiguated record
Kazuo Koizumi
Also filed as: KOIZUMI KAZUO
3 granted patents·1 pending application·26 citations·filing 1991–2007
69Inventor score
Top patents by PatentIndex Score
4 records- 0186US8915775B2Exhaust systemIKEDA TAKESHI·Filed 2007·Granted Dec 23, 2014·12 cites·20 claims
- 0249US7556065B2Metal bellows tube, method of producing the same, and flexible tube for high-pressure fluidORK CORP·Filed 2003·Granted Jul 7, 2009·8 cites·9 claims
- 0339US2007170389A1Valve structure and valve device having same field of the inventionKOIZUMI KAZUO·Filed 2007·Application pending·0 cites
- 0424US5145673AQuenching and deodorizing compositionsORK CORP·Filed 1991·Granted Sep 8, 1992·6 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →