Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D319464 | Toner case for copying machine | Yutaka Ban, Naoki Fuei, Masataka Isomoto | 1991-08-27 |
| 5036087 | Clathrate compound | Hideo Sugi, Ayako Sekikawa | 1991-07-30 |
| D318486 | Copying machine | Ei Yamamoto, Minoru Aoyama, Mitsuru Sakurai | 1991-07-23 |
| 4996220 | Method of producing a clathrate compound | Ayako Sekikawa, Hideo Sugi | 1991-02-26 |
| 4973700 | Method of purifying a microbicide | Ayako Sekikawa, Hideo Sugi | 1990-11-27 |
| 4840439 | Display cabinet | Kenichi Nara | 1989-06-20 |
| 4837516 | Tuning device for nuclear magnetic resonance imaging apparatus and nuclear magnetic resonance imaging apparatus including the tuning device | — | 1989-06-06 |
| 4817133 | Party selecting circuit arrangement | Seiichi Ogawa, Isao Ohtawara | 1989-03-28 |
| 4811585 | Device for forming asymmetrical articles by rolling | Tomoyoshi Sato, Hidehiko Tsukamoto, Kazuo Morimoto, Nobutaka Maeda | 1989-03-14 |
| 4802202 | Telephone call selector | Seiichi Ogawa, Isao Ohtawara | 1989-01-31 |
| 4744611 | Display cabinet | Fumiyasu Tamura, Kenichi Nara | 1988-05-17 |
| 4242196 | Mass production system of highly aromatic petroleum pitch | Takaaki Aiba, Takuji Hosoi, Tutomu Konno | 1980-12-30 |