Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4968576 | Resinous microparticles useful in powdery toner for electrophotography | Masayuki Maruta, Katsuaki Kida, Eio Hisajima, Akio Kashihara | 1990-11-06 |
| 4935469 | Process for producing monodispersed vinyl polymer fine particles | Yutaka Akasaki, Tatsuro Ohki | 1990-06-19 |
| 4933245 | Electrophotographic photoreceptor | Yutaka Akasaki, Katsuhiro Sato, Kiroyuki Tanaka, Katsumi Nukada | 1990-06-12 |
| 4912184 | Process for producing monodisperse vinyl polymer fine particles | Yutaka Akasaki, Tatsuro Ohki | 1990-03-27 |
| 4846893 | Process for producing a surface treated pigment | Yutaka Akasaki, Tatsuro Ohki | 1989-07-11 |