Issued Patents All Time
Showing 226–237 of 237 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4902319 | Gas filter | Yoshihisa Kato, Hideo Tsukazaki | 1990-02-20 |
| 4897204 | Process and apparatus for gas dissolution | Yoshihisa Katoh, Masashi Fujimoto, Mitsumasa Hasegawa | 1990-01-30 |
| 4895774 | Molten carbonate fuel cell | Hideyuki Ohzu, Yoshihiro Akasaka, Hiroshi Tateishi | 1990-01-23 |
| 4872257 | Apparatus for installing bearings on engine components | Takehisa Wakamori, Ryoji Ito, Chikafumi Shimanaka | 1989-10-10 |
| 4863617 | Process and apparatus for separating solid-liquid compositions | Yoshihisa Katoh, Yukihiko Nagao, Mitsumasa Hasegawa | 1989-09-05 |
| 4839488 | Electric discharge machine using a ceramic filter to filter the working fluid | Yoshihisa Katoh, Mitsumasa Hasegawa | 1989-06-13 |
| 4806845 | System for measuring and generating electric noise | Jiro Nakano | 1989-02-21 |
| 4780826 | Failure judgment system for sensors installed in engine | Jiro Nakano | 1988-10-25 |
| 4770778 | Hollow fiber semipermeable membrane element and a method of producing the same | Takayuki Yokoyama, Nobuatsu Watanabe, Kazuo Toyomoto | 1988-09-13 |
| 4708916 | Molten carbonate fuel cell | Tamotsu Shirogami, Kenji Murata | 1987-11-24 |
| 4693470 | Auxiliary instrument for stretching and softening exercises | — | 1987-09-15 |
| 4288820 | Time-axis picture-signal converter for facsimile and the like | Seisaku Minamibayashi, Takashi Ishikawa | 1981-09-08 |