Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8730534 | Illuminating apparatus, image reading apparatus, and image forming apparatus | — | 2014-05-20 |
| 8390568 | Display system | Takahisa Sato, Masashi Toyoda | 2013-03-05 |
| 8310740 | Image scanning device including a combine unit which superimposes conversion results of a plurality of photoelectric converters | Tomohiko Okada, Yoshitaka Okahashi, Takeshi Murakami, Yukihito Nishio | 2012-11-13 |
| 8149474 | Image reading apparatus | Tomohiko Okada, Yoshitaka Okahashi, Yukihito Nishio, Takeshi Murakami | 2012-04-03 |
| 7684091 | Image reading apparatus and image reading method | Sohichi Takata, Yoshitaka Okahashi, Kohsuke Harada, Kenji Tanaka, Kouji Yamaji | 2010-03-23 |
| 7619767 | Centralized copy administration and management system that controls the reproduction of copyright works based on user history and usage permissions associated with the media | Akira Hamada | 2009-11-17 |
| 7106942 | Image forming apparatus | Kyosuke Taka, Shoichi Fukutome, Kazunobu Takahashi, Hidekazu Sakagami, Yoshitaka Okahashi | 2006-09-12 |
| 6985251 | Image processing apparatus and method for the fast and accurate calibration of the same using actual and pseudo reference image data | Yoshitaka Okahashi, Nobuo Manabe, Kyosuke Taka, Mitsuharu Yoshimoto, Hidekazu Sakagami | 2006-01-10 |
| 6934141 | Power supply device preventing inrush current | Yoshiomi Hamano, Kiyoshi Inoue, Junichi Kajiwara, Koichi Sumida, Akira Tamagaki +2 more | 2005-08-23 |
| 6515774 | Document image reading device | Shigeru Watase, Jun Morimoto | 2003-02-04 |
| 6445469 | Document image reading device | Shigeru Watase, Jun Morimoto | 2002-09-03 |
| 6293541 | Sheet feed unit having guide with sheet guide surface placed at confluence of two transport paths | Toshihiro Horiuchi | 2001-09-25 |
| 5781822 | Image forming apparatus provided with image eraser | Haruo Nishiyama, Masanori Matsumoto, Shigeru Watase | 1998-07-14 |
| 5155331 | Method for cooling a plasma electrode system for an etching apparatus | Izumi Arai, Yoshifumi Tahara | 1992-10-13 |
| 4963713 | Cooling of a plasma electrode system for an etching apparatus | Izumi Arai, Yoshifumi Tahara | 1990-10-16 |
| 4931135 | Etching method and etching apparatus | Izumi Arai, Yoshifumi Tahara | 1990-06-05 |
| 4570096 | Electromechanical translation device comprising an electrostrictive driver of a stacked ceramic capacitor type | Atsushi Hara, Kunio Yamada, Sadayuki Takahashi, Keiji Nakamura | 1986-02-11 |