Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8820139 | Particulate matter detection device | Masahiro Tokuda, Takeshi Sakuma, Atsuo Kondo, Masanobu Miki, Keizo Iwama +1 more | 2014-09-02 |
| 8539817 | Particulate matter detection device | Atsuo Kondo, Takeshi Sakuma, Masahiro Tokuda, Keizo Iwama, Masanobu Miki | 2013-09-24 |
| 8382884 | Particulate matter detection device | Tatsuya Okayama, Masanobu Miki, Keizo Iwama, Hidetaka Ozawa, Makoto Hattori +3 more | 2013-02-26 |
| 8366813 | Particulate matter detection device | Masahiro Tokuda, Atsuo Kondo, Takeshi Sakuma | 2013-02-05 |
| 8307532 | Tubular structure for fixing particulate matter detection device | Takeshi Sakuma, Masahiro Tokuda, Atsuo Kondo | 2012-11-13 |
| 8305087 | Particulate matter detection device | Takeshi Sakuma, Masahiro Tokuda, Atsuo Kondo | 2012-11-06 |
| 8278907 | Particulate matter detection device and method for manufacturing the same | Takeshi Sakuma, Atsuo Kondo | 2012-10-02 |
| 8230721 | Particulate matter detection device | Masahiro Tokuda, Takeshi Sakuma, Atsuo Kondo | 2012-07-31 |
| 8176768 | Particulate matter detection device | Atsuo Kondo, Takeshi Sakuma, Tatsuya Okayama, Masanobu Miki, Keizo Iwama | 2012-05-15 |