Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8515066 | Method, apparatus and program for establishing encrypted communication channel between apparatuses | Makoto Saito, Osamu Tokunaga, Toshiyuki Yamasaki, Shin Miyakawa, Yasuhiro Shirasaki +3 more | 2013-08-20 |
| 6056876 | Method and apparatus for wastewater treatment | Kazuyuki Yamasaki, Atsushi Yokotani, Satoshi Nishio | 2000-05-02 |
| 5423988 | Method and apparatus for treating developer-containing waste water at multiple biological treatment stages | Kazuyuki Yamasaki, Yoshihiro Hamaguchi, Shunji Hosoda, Kazuyuki Sakata, Satoshi Nishio | 1995-06-13 |
| 5175545 | Data coding system in a magnetic recording apparatus | Tadahiko Kameyama | 1992-12-29 |
| 4651236 | Waveform equalizing circuit | Yasuhide Ouchi, Hajime Aoi, Takashi Tamura, Kazuyoshi Nakabayashi | 1987-03-17 |