Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8625158 | Apparatus, method, and computer program product for forming images | Yusuke Kudo | 2014-01-07 |
| 8523347 | Sheet conveyance device and image forming apparatus | — | 2013-09-03 |
| RE43588 | Exhaust gas purification system of internal combustion engine | Shusuke Akazaki, Kohei Hanada, Yuji Yasui, Takashi Haga | 2012-08-21 |
| RE42056 | Exhaust gas purification system of internal combustion engine | Shusuke Akazaki, Kohei Hanada, Yuji Yasui, Takashi Haga | 2011-01-25 |
| 6878347 | Exhaust gas purification system of internal combustion engine | Takashi Haga, Hideharu Yamazaki, Takuji Yamamoto | 2005-04-12 |
| 6449944 | Method of judging deterioration of emission gas control catalyst device | Yuji Yasui, Shusuke Akazaki, Yoshihisa Iwaki, Masaki Ueno | 2002-09-17 |
| 6401451 | Degradation discrimination system of internal combustion engine exhaust gas purification system | Yuji Yasui, Yushihisa Iwaki, Masahiro Satoh | 2002-06-11 |
| 6389804 | Degradation discrimination system of internal combustion engine exhaust gas purification system | Yuji Yasui, Yoshihisa Iwaki, Masahiro Satoh | 2002-05-21 |
| 6354076 | Exhaust gas purification system of internal combustion engine | Yuji Yasui, Shusuke Akazaki, Yoshihisa Iwaki, Masaki Ueno, Takashi Haga +1 more | 2002-03-12 |
| 6286306 | Exhaust gas purification system of internal combustion engine | Shiro Takakura, Yuji Yasui, Yoshihisa Iwaki, Masaki Ueno, Masahiro Sato | 2001-09-11 |
| 6116213 | Control system for controlling internal combustion engine | Yuji Yasui, Shusuke Akazaki, Yoshihisa Iwaki, Masaki Ueno | 2000-09-12 |
| 6078119 | Bearingless rotary machine | Masaru Ohsawa, Satoshi Mori | 2000-06-20 |
| 5946906 | Exhaust gas purification system of internal combustion engine | Shusuke Akazaki, Kohei Hanada, Yuji Yasui, Takashi Haga | 1999-09-07 |
| 4725720 | Microscope with auto focus and light adjusting means | Katsuhide Sawada, Hirohiko Shinonaga | 1988-02-16 |
| 4601856 | Method of purifying oleic acid | Masao Suzuki, Kenichi Hashimoto | 1986-07-22 |