Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6862321 | Method and apparatus for generating transmission signal by processing which includes digital quadrature modulation | Keiichi Kaneko | 2005-03-01 |
| 6763072 | Method and apparatus for modulation and demodulation related to orthogonal frequency division multiplexing | Katsumi Takaoka, Takaaki Saiki, Keiichi Kaneko | 2004-07-13 |
| 6529472 | Generation and decoding of multi-carrier signal | Keiichi Kaneko, Katsumi Takaoka, Takaaki Saiki | 2003-03-04 |
| 6181391 | Color display device with one light source on one side and two light sources on the other side of the light guide plate | Masaya Okita, Yasuo Aritake, Kohei Matsuyama, Masaya Kimura | 2001-01-30 |
| 6126297 | Planar color light emitting device | Yasuo Aritake | 2000-10-03 |
| 6014094 | DSV control system | Takumi Hayashiyama, Takaro Mori | 2000-01-11 |
| 5949750 | Method and apparatus for recording an information signal with scrambling thereof | — | 1999-09-07 |
| 5862115 | Method and apparatus for recording an information signal with scrambling thereof | — | 1999-01-19 |
| 5771215 | Method and apparatus for recording an information signal with scrambling thereof | — | 1998-06-23 |
| 5661707 | Method and apparatus for recording an information signal with scrambling thereof | — | 1997-08-26 |
| 5638064 | Digital modulating/demodulating method and apparatus using same | Takaro Mori, Takumi Hayashiyama | 1997-06-10 |