Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4944959 | Process for electrostatic recording comprising charging dielectric sheet to polarity opposite of imaging charge | Hisanori Yagi, Kousuke Hamada, Isamu Nakano, Yoshihiro Nishimura, Hisashi Tani | 1990-07-31 |
| 4389451 | Electrostatic record material | Hironari Fujioka | 1983-06-21 |
| 4279961 | Electrostatic record material | Hironari Fujioka | 1981-07-21 |