Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4678285 | Liquid crystal color display device | Takamichi Enomoto, Kiyohiro Uehara | 1987-07-07 |
| 4489332 | Information recording method and apparatus | — | 1984-12-18 |
| 4459598 | Image recording method | — | 1984-07-10 |
| 4268157 | Toner image transfer method and apparatus for electrostatic photography | Yutaka Ebi, Koji Hirakura, Fuyuhiko Matsumoto, Satoru Tomita | 1981-05-19 |
| 4264185 | Two color electrostatographic apparatus | — | 1981-04-28 |
| 4242434 | Toner composition for multiple copy electrostatic photography | Koji Hirakura, Itsuo Ikeda, Zenjiro Okuno | 1980-12-30 |