Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6664941 | Amplifier circuit and liquid-crystal display unit using the same | Tetsuro Itakura | 2003-12-16 |
| 6594577 | Traveling support information processing system | Norihiro Nakajima, Kazunori Takahashi, Ryo Yumiba | 2003-07-15 |
| 6549196 | D/A conversion circuit and liquid crystal display device | Takashi Taguchi, Tetsuro Itakura | 2003-04-15 |
| 6512464 | Information exchange system | Kazunori Takahashi, Yoshihito Sato, Hiroshi Shojima, Takayuki Iino | 2003-01-28 |