JO

Jyoji Okamoto

HI Hitachi: 6 patents #6,582 of 28,497Top 25%
Overall (All Time): #892,697 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5125810 Scroll compressor with a stationary and orbiting member of different material Kazutaka Suefuji, Tetsuya Arata, Yoshiro Ibaraki, Masao Shiibayashi 1992-06-30
5037279 Scroll fluid machine having wrap start portion with thick base and thin tip Kazutaka Suefuji, Masao Shiibayashi, Tetsuya Arata, Yoshiro Ibaraki 1991-08-06
4989414 Capacity-controllable air conditioner Akira Murayama, Hiroaki Kuno, Naoshi Uchikawa, Hiroyuki Imamura 1991-02-05
4904170 Scroll-type fluid machine with different terminal end wrap angles Kazutaka Suefuji, Takao Senshu, Tetsuya Arata, Masatoshi Muramatsu, Akira Murayama 1990-02-27
4810176 Anti-rotation mechanism for use with orbiting scroll member of scroll compressor Kazutaka Suefuji, Tetsuya Arata, Takao Senshu, Akira Murayama 1989-03-07
4368621 Method of operating air conditioner Naoto Yamaguma, Tadahisa Masai, Takeshi Imaizumi, Yoshihiro Okita 1983-01-18