Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7826331 | Optical pickup device | — | 2010-11-02 |
| 5203974 | Process for producing thin films | Katsuyoshi Hoshino, Tetsuo Saji, Seiichiro Yokoyama | 1993-04-20 |
| 5153611 | Image forming apparatus | Osamu Takemura | 1992-10-06 |
| 5122247 | Process for producing thin films | Katsuyoshi Hoshino, Tetsuo Saji, Seiichiro Yokoyama | 1992-06-16 |
| 4956833 | Objective driving device for an optical disk apparatus | Suguru Takishima, Koichiro Nishikawa, Junichi Takeda, Masahiko Sasaki, Isao Okuda +6 more | 1990-09-11 |
| 4733277 | Apparatus for reproducing information from an optical disk | — | 1988-03-22 |
| 4720825 | Optical data reproducing devices having improved trick play capability | — | 1988-01-19 |
| 4557856 | Electrically conductive composition for electro-responsive recording materials | Nobuhiro Miyakawa, Eiichi Inoue | 1985-12-10 |
| 4536461 | Laminated photosensitive material and process for production thereof | Kaname Nakatani, Junichi Hanna | 1985-08-20 |
| 4435491 | Electrophotographic process for the production of lithographic printing plates and light-sensitive materials for use therein | Takashi Kitamura | 1984-03-06 |
| 4250250 | Photographic process | Nobuhiro Miyakawa, Eiichi Inoue | 1981-02-10 |
| 4214031 | Conductive substrate for electrosensitive recording material | Nobuhiro Miyakawa, Eiichi Inoue | 1980-07-22 |
| 4206088 | Solid conducting agent | Eiichi Inoue, Nobuhiro Miyakawa | 1980-06-03 |
| 4199413 | Electric recording material and electric recording process | Nobuhiro Miyakawa, Eiichi Inoue | 1980-04-22 |