Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5550202 | Coating resin and antifouling coating composition | Seiji Tai, Hisanori Takusari, Hiroyuki Tanaka, Chie Ohdoi | 1996-08-27 |
| 5356979 | Coating resin and antifouling coating composition | Seiji Tai, Hisanori Takusari, Hiroyuki Tanaka, Chie Ohdoi | 1994-10-18 |
| 4950574 | Toner for developing electrostatic image comprising vinyl polymer having hydroxyl number of 50 to 350 | Yuugo Kumagai, Ikutoshi Shibuya | 1990-08-21 |
| 4686166 | Electrophoto toner comprising imido group monomer unit in polymer | Yuugo Kumagai, Takayuki Saito, Toshiyuki Fujita, Akihiro Kobayashi | 1987-08-11 |
| 4404270 | Positively chargeable powdered electrophotographic toner containing dialkyl tin oxide charge control agent | Osamu Higashida, Hajime Yamamoto | 1983-09-13 |