Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8040997 | PH adjusting system and PH adjusting method | Hiroshi Sano, Takafumi Ogino, Yoshiyuki Tanigawa | 2011-10-18 |
| 8023796 | Video signal producing system and video signal recording/reproducing device in that system | Ryoji Asada, Kazumasa Motoda, Shoji Nishikawa, Shigeru Awamoto, Hirofumi Uchida | 2011-09-20 |