Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863825 | Low temperature electrophotographic toner composition comprising nonlinear polyester resin | Nobuyuki Yoshimoto, Hirobumi Iemura, Nobuo Yamada | 1989-09-05 |
| 4814249 | Electrophotographic toner composition excellent in fixing property at low temperature | Nobuo Yamada | 1989-03-21 |
| 4508806 | Electrophotographic toner composition | Fumio Moriuchi | 1985-04-02 |
| 4507376 | Electrophotographic toner composition | Muneharu Makita, Toshiaki Munemitsu | 1985-03-26 |
| 4296012 | Sizing compositions incorporating ketene dimer | Toshiharu Okumichi, Keizo Matsumoto, Shigenori Thuzimoto, Hisanari Sanda | 1981-10-20 |