Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7671335 | Infrared detector and process for fabricating the same | Sadayuki Sumi, Tomohiro Kamitsu, Ryo Taniguchi, Masaya Hirata, Shin Sato | 2010-03-02 |
| 6737977 | Fire detector unit | Shoichi Oka, Koji Sakamoto, Takeshi Wada, Yasuyuki Kawano, Kenji Toyoda +2 more | 2004-05-18 |
| 6611611 | Particle sensor | Shoichi Oka, Masanori Hayashi, Shinji Kirihata, Koji Sakamoto, Takeshi Wada | 2003-08-26 |
| 6597288 | Fire alarm system | Masayuki Amano, Takeshi Wada, Shoichi Oka, Junichi Watanabe | 2003-07-22 |
| 6552664 | Method of fabricating a fire detector | Shinji Kirihata, Takeshi Wada, Yasuyuki Kawano, Shoichi Oka, Koji Sakamoto | 2003-04-22 |
| 5905576 | Optical displacement measurement device and optical displacement measurement system | Yuji Takada, Hiroshi Matsuda | 1999-05-18 |
| 5814808 | Optical displacement measuring system using a triangulation including a processing of position signals in a time sharing manner | Yuji Takada, Hiroshi Matsuda | 1998-09-29 |