KI

Kzunori Irifune

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
HC Hitachi Car Engineering Co.: 3 patents #152 of 465Top 35%
📍 Hitachinaka, JP: #962 of 2,447 inventorsTop 40%
Overall (All Time): #1,271,967 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6378839 Motor-operated flow control valve and exhaust gas recirculation control valve for internal combustion engine Youichi Watanabe, Yasuyuki Nakano, Masayuki Suganami 2002-04-30
6365994 Motor-operated flow control valve and exhaust gas recirculation control valve for internal combustion engine Youichi Watanabe, Yasuyuki Nakano, Masayuki Suganami 2002-04-02
6193211 Motor-operated flow control valve and gas recirculation control valve for internal combustion engine Youichi Watanabe, Yasuyuki Nakano, Masayuki Suganami 2001-02-27
6089536 Motor-operated flow control valve and exhaust gas recirculation control valve for internal combustion engine Youichi Watanabe, Yasuyuki Nakano, Masayuki Suganami 2000-07-18