Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7022448 | Electrophotographic toner and image-forming system | Shigenori Yaguchi, Ryuuichi Shimizu, Junji Kobayashi, Nobuyoshi Hoshi, Tsuneaki Kawanishi | 2006-04-04 |
| 6783909 | Electrostatic image developing toner and image forming method | Tsuneaki Kawanishi, Ryuuichi Shimizu, Shigenori Yaguchi, Junji Kobayashi, Nobuyoshi Hoshi | 2004-08-31 |
| 6032015 | Apparatus for printing on both sides of an image printing medium by one process | Takao Umeda, Ryoji Kojima, Masayasu Anzai, Michio Yokosuka, Katsuhiko Suzuki | 2000-02-29 |
| 5880289 | Crystallization method | Toshiyuki Hagiwara, Masami Akiyama | 1999-03-09 |
| 5848323 | Apparatus for printing images on both sides of an image printing medium by one process | Takao Umeda, Ryoji Kojima, Masayasu Anzai, Michio Yokosuka, Katsuhiko Suzuki | 1998-12-08 |
| 5623331 | High-speed electrophotographic fixing unit | Takao Umeda, Tsutomu Maekawa, Teruaki Mitsuya | 1997-04-22 |
| 4396972 | Airport marker lighting system of inset type and method of manufacturing the same | Akihiro Kawauchi, Toichi Shiratsuchi, Kiyoshi Suzuki | 1983-08-02 |
| 4388676 | Lighting device | Koji Sato | 1983-06-14 |
| 4368504 | Task lighting apparatus | Kozi Sato | 1983-01-11 |