Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8084003 | Ozone detecting device | Takashi Miwa, Jiro Nakamura, Tatsuya Kunioka, Seizo Sakata | 2011-12-27 |
| 7976781 | Ozone detecting device | Takashi Miwa, Jiro Nakamura, Tatsuya Kunioka | 2011-07-12 |
| 7662636 | Ozone gas sensing element, detection apparatus, and measurement method | Shigeo Ogawa, Seizou Sakata, Tohru Tanaka | 2010-02-16 |
| 7615192 | Ozone gas measurement apparatus | Shigeo Ogawa, Seizou Sakata, Tohru Tanaka | 2009-11-10 |
| 7364700 | Ozone gas sensing element, detection apparatus, and measurement method | Shigeo Ogawa, Seizou Sakata, Tohru Tanaka | 2008-04-29 |
| D561187 | Detection card | Tatsuya Kunioka, Shigeo Ogawa, Jiro Nakamura, Shigekazu Uematsu, Tohru Tanaka +2 more | 2008-02-05 |
| 6362005 | Nitrogen dioxide gas sensing method, nitrogen dioxide gas sensor element, and nitrogen dioxide gas sensor using the same | Tohru Tanaka, Takayoshi Hayashi, Shiro Matsumoto, Takashi Ohyama | 2002-03-26 |
| 5598501 | Polyimide optical waveguide and method of manufacturing the same | Shigekuni Sasaki, Toshiaki Tamamura, Tohru Matsuura, Shinji Ando, Shinsuke Matsui +1 more | 1997-01-28 |
| 5572619 | Polimide optical waveguide | Shigekuni Sasaki, Toshiaki Tamamura, Tohru Matsuura, Shinji Ando, Shinsuke Matsui +1 more | 1996-11-05 |