KH

Koji Hirao

DE Denso: 5 patents #2,617 of 11,792Top 25%
SI Sumitomo Light Metal Industries: 4 patents #29 of 254Top 15%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
Overall (All Time): #875,202 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7018722 Aluminum alloy fin material for heat exchangers and heat exchanger including the fin material Taketoshi Toyama, Takashi Hatori, Yuji Hisatomi, Yasunaga Itoh, Yoshifusa Shoji 2006-03-28
6849136 Filler metal for aluminum brazing sheet for heat exchangers and method of manufacturing same Yoshiharu Hasegawa, Hiroshi Nishikawa, Yasunaga Itoh, Naoki Yamashita, Shinichi Tani +2 more 2005-02-01
6625886 Manufacturing method of heat exchanger Syoji Iriyama, Hiroshi Ogawa, Takanori Takeda, Hiroshi Nishikawa, Satoshi Nohira 2003-09-30
6234377 Brazing composition for aluminum material, aluminum material for brazing, and method of brazing aluminum material Shoei Teshima, Yuji Hisatomi, Hiroshi Ikeda 2001-05-22
6129143 Brazing sheet having an excellent corrosion resistance for use in a heat exchanger, and a heat exchanger using the same Yoshiharu Hasegawa, Haruhiko Miyachi, Yuji Suzuki, Hiroshi Ikeda, Hirokazu Tanaka +1 more 2000-10-10
4337978 Mechanism for adjusting inclination angle of seat Kenichi Kazaoka, Hideki Takahasi 1982-07-06