Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4942423 | Sheet heating device | Yumio Matsumoto, Osamu Takagi | 1990-07-17 |
| 4875074 | Image recording apparatus | Kazuo Sangyoji, Jun Sakai, Shigeyuki Hayashi, Makoto Suzuki | 1989-10-17 |
| 4841508 | Method and apparatus for detecting a track and focus errors in an optical head | — | 1989-06-20 |
| 4781113 | Electric conduction printer | Takemi Yamamoto, Masanari Kobayashi | 1988-11-01 |