Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7980116 | Hydrogen gas sensor | Kiyonori Ono | 2011-07-19 |
| 7845208 | Apparatus and method for detecting volatile dissolved substance | Hajime Komura, Kazuo Onaga | 2010-12-07 |
| 7493795 | Gas detection method and gas detection apparatus | Hajime Komura, Kazuo Onaga, Mariko Sugimura, Kazuyasu Iida | 2009-02-24 |
| 7194890 | Gas chromatograph and expired air component analyzer | Katsuyuki Tanaka, Mariko Sugimura, Junko Yanagitani, Noriko Kiyoshi, Kazuo Onaga | 2007-03-27 |
| 4938928 | Gas sensor | Muneharu Shimabukuro, Kiyonori Ono | 1990-07-03 |