Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9881246 | Semiconductor device including a rectification circuit | Kohji Nozoe, Tsuzumi Ninomiya, Shinya Fujioka | 2018-01-30 |
| 7917118 | Receiver apparatus and method of processing received signal which attain optimum SNR | — | 2011-03-29 |
| 6594070 | Optical communication system, optical receiver and wavelength converter | Tetsuya Kiyonaga | 2003-07-15 |
| 6188738 | Clock extraction circuit | Hisaya Sakamoto, Akimitsu Miyazaki, Tetsuya Kiyonaga | 2001-02-13 |
| 6065129 | Clock signal detection circuit | Hisaya Sakamoto, Tetsuya Kiyonaga, Akimitsu Miyazaki | 2000-05-16 |
| 5907429 | Optical amplifier | — | 1999-05-25 |
| 5706116 | Drive circuit optical modulator and optical transmitter | — | 1998-01-06 |
| 5383046 | Supervisory and control signal transmitting system for use in optically amplifying repeaters system | Hiroaki Tomofuji, Hiroshi Nishimoto | 1995-01-17 |
| 5336321 | Paint apparatus having two robots | Kenji Tamura, Yoshiyuki Mabuchi | 1994-08-09 |
| 4667621 | System for painting components of an automobile | Gen Kusunoki, Akira Meguro, Yasuo Tokushima, Koji Ohta, Tadashi Kawai | 1987-05-26 |