Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7705541 | Light control circuit | Minoru Watanabe, Mitsuru Kano | 2010-04-27 |
| 6310683 | Apparatus for reading fingerprint | Makoto Sasaki, Hiromitsu Ishii, Tetsuo Muto | 2001-10-30 |
| 6224223 | Illumination panel and display device using the same | Masaru Higuchi, Tetsuo Muto, Yasuhiro Daiku | 2001-05-01 |
| 4287790 | High-speed bevel gear transmission system | Tominori Yamada, Tstsuji Tamura | 1981-09-08 |