Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6259660 | Optical disk apparatus having error correction circuit | — | 2001-07-10 |
| 5278640 | Color modification utilizing two coefficients | Masao Aizu, Mitsuhiro Hamashima, Tsutomu Nakagawa, Shunsuke Mukasa, Takashi Uchiyama | 1994-01-11 |
| 4975769 | Apparatus for color modification adapted to represent the pictorial image | Masao Aizu, Mitsuhiro Hamashima, Tsutomu Nakagawa, Shunsuke Mukasa, Takashi Uchiyama | 1990-12-04 |