Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8058831 | Control device and control method | — | 2011-11-15 |
| 7830559 | Information processing device | Kazunori Takahashi | 2010-11-09 |
| 7519305 | Fixing device and image forming apparatus including the same | — | 2009-04-14 |
| 7500609 | Medium processing device | Kenji Hirasawa, Yasuhiro Kitazawa | 2009-03-10 |
| 7118038 | Card reader | Shinya Miyazawa | 2006-10-10 |
| 6991163 | Card reader | Fumihiko Akabane | 2006-01-31 |
| 6923372 | Card gate mechanism in card reader | Kenji Hirasawa | 2005-08-02 |
| 6834801 | Contacts block mechanism of IC contact card reader | Hisashi Yamamoto | 2004-12-28 |
| 6574058 | Recording medium detecting apparatus for distinguishing between a recording medium having a relatively high coercivity or a relatively low coercivity | Fusayoshi Aruga, Kenji Hirasawa, Junichi Nakajo | 2003-06-03 |
| 5597879 | Process for producing styrenic polymer | Hisashi Ase, Hideki Imabayashi | 1997-01-28 |
| 5306790 | Process for producing styrenic polymer | Hideki Imabayashi, Yoshihiko Ishida | 1994-04-26 |
| 5254647 | Process for producing styrene-based polymers | Koji Yamamoto, Hideki Imabayashi, Takashi Izumi | 1993-10-19 |
| 5159237 | Green-light-emitting rare gas discharge lamp | Katsuo Murakami, Seishiro Mitsuhashi, Takashi Osawa, Yujiro Kamano, Yoshinori Anzai +2 more | 1992-10-27 |
| 5037907 | Process for producing mainly syndiotactic styrene-based polymers | Hideki Imabayashi, Koji Yamamoto, Takashi Izumi | 1991-08-06 |
| 5032650 | Process for producing a highly syndiotactic styrene-based polymer | Koji Yamamoto, Hideo Teshima | 1991-07-16 |
| 4914347 | Hot-cathode discharge fluorescent lamp filled with low pressure rare gas | Takashi Osawa, Katsuo Murakami, Yoshinori Anzai, Takeo Saikatsu, Seishiro Mitsuhashi +2 more | 1990-04-03 |