Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836304 | Method of manufacturing an image display medium capable of displaying an image repeatedly, and image display medium capable of displaying an image repeatedly | Motohiko Sakamaki, Kiyoshi Shigehiro, Yoshinori Machida, Takeshi Matsunaga, Yoshiro Yamaguchi +4 more | 2004-12-28 |
| 6753844 | Image display device and display drive method | Yoshinori Machida, Kiyoshi Shigehiro, Yoshiro Yamaguchi, Motohiko Sakamaki, Takeshi Matsunaga | 2004-06-22 |
| 6741387 | Display element | Kiyoshi Shigehiro, Kiyokazu Mashimo, Kenji Yao, Hiroshi Miyamoto, Kyoko Nishikawa +5 more | 2004-05-25 |