Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5067131 | Apparatus and method for recording and/or reproducing a digital signal | Kentaro Odaka, Shinya Ozaki, Yoshizumi Inazawa, Masaki Yamada, Tatsuya Iijima | 1991-11-19 |
| 5055369 | Liquid developer for electrostatic photography | Eiichi Kato, Kazuo Ishii | 1991-10-08 |
| 5012459 | Data recorder | Kentaro Odaka, Shinya Ozaki, Masaki Yamada, Yoshizumi Inazawa | 1991-04-30 |
| 4899232 | Apparatus for recording and/or reproducing digital data information | Kentaro Odaka, Shinya Ozaki, Masaki Yamada, Yoshizumi Inazawa | 1990-02-06 |
| 4873589 | Data recorder and method | Yoshizumi Inazawa, Masaki Yamada, Shinya Ozaki | 1989-10-10 |
| 4842975 | Method of making liquid developer for electrostatic photography | Eiichi Kato, Kazuo Ishii, Shigeyuki Dan, Hidefumi Sera | 1989-06-27 |
| 4840865 | Liquid developer for electrostatic photography | Eiichi Kato, Shigeyuki Dan, Kazuo Ishii, Hidefuji Sera | 1989-06-20 |
| 4837102 | Liquid developer for electrostatic photography | Shigeyuki Dan, Eiichi Kato, Kazuo Ishii, Hidefumi Sera | 1989-06-06 |
| 4767674 | Metal cored board and method for manufacturing same | Hideaki Shirai, Kimio Chiba, Koji Okawa, Akihiro Ishii, Hirotaka Itoh +3 more | 1988-08-30 |
| 4695515 | Metal cored board and method for manufacturing same | Hideaki Shirai, Kimio Chiba, Koji Okawa, Akihiro Ishii, Hirotaka Itoh +3 more | 1987-09-22 |
| 4579803 | Liquid developer for electrostatic photography | Eiichi Kato, Kazuo Ishii, Hidefumi Sera | 1986-04-01 |
| 4543485 | Scintillator for radiation detection and process for producing the same | Mitsuru Ishii, Seikichi Akiyama | 1985-09-24 |
| 4258127 | Reversal color development process | Haruhika Iwano | 1981-03-24 |