Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5930225 | Two-layer optical disk | Takashi Ishida, Mamoru Shoji, Shunji Ohara, Yoshito Aoki, Yoshiyuki Miyabata +2 more | 1999-07-27 |
| 5729525 | Two-layer optical disk | Takashi Ishida, Mamoru Shoji, Shunji Ohara, Yoshito Aoki, Yoshiyuki Miyabata +2 more | 1998-03-17 |
| 5530239 | Document reading apparatus employing two subsequent samplings of the light source to insure stability of the light intensity level before scanning occurs | Takashi Yumiba, Motoyuki Fujino | 1996-06-25 |
| 5483359 | Color image scanning apparatus for reading a color original without color shift regardless of a magnification ratio of the original | Takashi Yumiba, Shinichiro Takigawa | 1996-01-09 |
| 5461429 | White balance and image color control device | Haruo Yamashita, Tsumoru Fukushima | 1995-10-24 |
| 4780957 | Method for producing rigid-type multilayer printed wiring board | Shoji Shiga, Hideo Suda, Yoshiaki Ogiwara | 1988-11-01 |