KK

Kyoji Kohno

HI Hitachi: 8 patents #5,191 of 28,497Top 20%
OC Osaka Gas Co.: 1 patents #252 of 689Top 40%
TC Toho Gas Co.: 1 patents #14 of 69Top 25%
Overall (All Time): #668,769 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5517830 Multiple type absorption air conditioning system Tomihisa Ohuchi, Akira Nishiguchi, Seiichiro Sakaguchi, Daisuke Hisajima, Michihiko Aizawa +2 more 1996-05-21
5447042 Multiple type absorption air conditioning system Tomihisa Ohuchi, Akira Nishiguchi, Seiichiro Sakaguchi, Daisuke Hisajima, Michihiko Aizawa +2 more 1995-09-05
5353866 Heat transfer fins and heat exchanger Hironobu Ueda, Toshio Hatada, Yoshifumi Kunugi, Tomihisa Oouchi, Sigeo Sugimoto +1 more 1994-10-11
5282369 Multiple type absorption air conditioning system Tomihisa Ohuchi, Akira Nishiguchi, Seiichiro Sakaguchi, Daisuke Hisajima, Michihiko Aizawa +2 more 1994-02-01
4941329 Double effect air-cooled absorption refrigerating machine Kouji Imura, Tomihisa Ohuchi, Tamio Shimizu, Michihiko Aizawa 1990-07-17
4841744 Double effect air cooled absorption refrigerating machine Shigekichi Kurosawa, Yoshikazu Nagaoka, Shinichi Kannoh, Sadatoshi Takemoto, Shigeo Sugimoto +5 more 1989-06-27
4748830 Air-cooled absorption heating and cooling system Tomihisa Oouchi, Yoshifumi Kunugi, Kenzi Machizawa 1988-06-07
4655053 Air-cooled absorption refrigeration system Yoshifumi Kunugi, Shigeo Sugimoto, Tomihisa Ouchi, Kenji Machizawa 1987-04-07