Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7345713 | Video display apparatus for correcting luminance difference between display pixels | Takayuki Arai, Tsutomu Sakamoto, Masao Yanamoto | 2008-03-18 |
| 5835029 | Digital convergence apparatus | Masanori Fujiwara, Tsutomu Sakamoto, Yoshiji Tsuzuki, Hisayuki Mihara | 1998-11-10 |
| 5793447 | Digital convergence apparatus | Masanori Fujiwara, Tsutomu Sakamoto, Yoshiji Tsuzuki, Hisayuki Mihara | 1998-08-11 |
| RE33288 | Automatic laminator | — | 1990-08-07 |
| 4585509 | Automatic laminator | — | 1986-04-29 |
| 4508589 | Protective coating stripping apparatus | Yuichi Tarui | 1985-04-02 |