Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9671119 | Air-conditioning apparatus | Koji Yamashita, Hiroyuki Morimoto, Shinichi Wakamoto, Naofumi Takenaka | 2017-06-06 |
| 9618241 | Air-conditioning apparatus | Koji Yamashita, Hiroyuki Morimoto, Shinichi Wakamoto, Naofumi Takenaka | 2017-04-11 |
| 9599378 | Air-conditioning apparatus | Koji Yamashita, Hiroyuki Morimoto, Shinichi Wakamoto, Naofumi Takenaka | 2017-03-21 |
| 9523520 | Air-conditioning apparatus | Naofumi Takenaka, Shinichi Wakamoto, Koji Yamashita, Hiroyuki Morimoto | 2016-12-20 |
| 9494348 | Air-conditioning apparatus | Koji Yamashita, Hiroyuki Morimoto, Shinichi Wakamoto, Naofumi Takenaka | 2016-11-15 |
| 7483633 | Optical communication network | — | 2009-01-27 |
| 7139482 | Wavelength division multiplex transmission system | Mikiya Suzuki | 2006-11-21 |
| 6771904 | Optical transmission system and optical channel available quality measuring method | Akira Sasaki, Shigeru Shikii, Hirokazu Ishimatsu, Naomi Oohashi | 2004-08-03 |
| 5440418 | Method and apparatus for alarm surveillance for an optical transmission system | Hiroshi Takamoto, Shusei Aoki | 1995-08-08 |
| 5313384 | High voltage generating circuits including a transformerless voltage multiplier | Kazuro Takeda | 1994-05-17 |
| 4992922 | Variable high-voltage generating circuit | Shusei Aoki | 1991-02-12 |