Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9651886 | Carrier core particles for electrophotographic developer, carrier for electrophotographic developer, and electrophotographic developer | Takeshi Kawauchi | 2017-05-16 |
| 9195157 | Carrier core particles for electrophotographic developer, carrier for electrophotographic developer, and electrophotographic developer | Takeshi Kawauchi | 2015-11-24 |
| 9034552 | Carrier core particles for electrophotographic developer, carrier for electrophotographic developer, and electrophotographic developer | Tomoya Yamada, Takashi Fujiwara | 2015-05-19 |
| 6127079 | Carrier for electrostatic latent image developing and two-component-type developing agent using the same | Tadao Sumiyoshi | 2000-10-03 |
| 5702857 | Method for impression development | Takashi Nagai, Nobuyasu Honda, Toshiaki Akiyama, Koji Kuramashi, Asao Toda | 1997-12-30 |
| 5670287 | Magnetic carrier for electrophotographic developing agent and method of producing the same | Hideaki Kawata, Yoshiteru Hatase, Hidekazu Tamura, Nobuaki Kawano | 1997-09-23 |
| 5143811 | Toner composition for developing an electrostatic latent image and an image-forming method using the same | Takayuki Itakura, Takashi Teshima, Hirofumi Horio | 1992-09-01 |