Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885274 | Perfume composition | Toyohiko Kobayashi | 1989-12-05 |
| 4863825 | Low temperature electrophotographic toner composition comprising nonlinear polyester resin | Nobuyuki Yoshimoto, Hirobumi Iemura, Osamu Oseto | 1989-09-05 |
| 4814249 | Electrophotographic toner composition excellent in fixing property at low temperature | Osamu Oseto | 1989-03-21 |