Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7732512 | Laser light transmitting colored polyolefin resin compositions and process for laser welding | Osamu Nakagawa | 2010-06-08 |
| 7588658 | Laser-transmissible resin composition and method for laser welding using it | Satoshi Yamamoto, Osamu Nakagawa | 2009-09-15 |
| 7479360 | Electric charge controlling agent, toner for developing electrostatic charge image containing the same, and method for forming image using the toner | Masashi Yasumatsu, Kazuyoshi Kuroda, Osamu Yamate, Kaori Sato, Jun Hikata | 2009-01-20 |
| 7094513 | Charge control agent and toner for electrostatic image development | Masashi Yasumatsu, Kazuyoshi Kuroda, Osamu Yamate, Kaori Sato, Jun Hikata | 2006-08-22 |
| 5225301 | Electrophotographic yellow toner and process for producing the same | Yukihiro Sato, Yasuo Kamoshita, Hirofumi Oda | 1993-07-06 |
| 4960668 | Magnetic toner for electrophotography | Toshihiko Yoshitomi, Hiromi Horiuchi, Yukio Yamaguchi, Yasuo Kamoshita, Kiyoshi Sekihara | 1990-10-02 |