Issued Patents All Time
Showing 1–25 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9683471 | Exhaust emission control device | Masahiko Yabe, Haruyuki Yokota, Takaharu Shimizu, Hiroyuki Ninomiya, Shinya Sato +4 more | 2017-06-20 |
| 9593610 | Exhaust gas purification system for internal combustion engine | Keishi Takada, Shigeki Nakayama, Junya Nakajima, Ichiro Yamamoto | 2017-03-14 |
| 9297287 | Exhaust gas control apparatus and control method for exhaust gas control apparatus | Shinya Hirota, Akira Mikami, Koichiro Fukuda, Sakutaro Hoshi, Takashi Endo +8 more | 2016-03-29 |
| 9238985 | Exhaust gas purification apparatus for internal combustion engine | Keishi Takada, Shigeki Nakayama, Ichiro Yamamoto, Junya Nakajima | 2016-01-19 |
| 9221017 | Exhaust gas control apparatus for internal combustion engine | Takanori Nakano, Haruyuki Katayama, Shinya Hirota, Koichiro Fukuda | 2015-12-29 |
| 9206724 | Exhaust gas purification system for internal combustion engine | Shinya Hirota, Akira Mikami, Kazuhiro Itoh, Koichiro Fukuda | 2015-12-08 |
| 9140164 | Exhaust gas purification device for internal combustion engine | Koichiro Fukuda, Shigeki Nakayama, Noriyoshi Takahashi, Atsushi Kidokoro, Sakutaro Hoshi +1 more | 2015-09-22 |
| 8919102 | Exhaust purifying device for internal combustion engines | Masaaki Sato, Tomihisa Oda, Shinya Asaura | 2014-12-30 |
| 8783023 | Exhaust gas purification system for internal combustion engine | Shinya Hirota, Kazuhiro Itoh, Koichiro Fukuda, Akira Mikami | 2014-07-22 |
| 8540953 | Exhaust gas control apparatus and reductant dispensing method for internal combustion engine | Shinya Hirota, Koichiro Fukuda, Takafumi Yamauchi | 2013-09-24 |
| 8534053 | Exhaust purification apparatus for internal combustion engine | Shinya Asaura, Tomihisa Oda, Masaaki Sato | 2013-09-17 |
| 8505283 | Exhaust purification device of an internal combustion engine | Tomihisa Oda, Yoshitaka Nakamura | 2013-08-13 |
| 8409536 | Exhaust gas purification apparatus of an internal combustion engine | Koichiro Fukuda, Shinya Hirota, Sakutaro Hoshi | 2013-04-02 |
| 8359830 | Exhaust purification device of an internal combustion engine | Yutaka Tanai, Tomihisa Oda, Kazuhiro Itoh, Takekazu Itoh | 2013-01-29 |
| 8341941 | Exhaust purification device of internal combustion engine | Takamitsu Asanuma, Shinya Hirota, Kohei Yoshida, Hiromasa Nishioka, Hiroshi Otsuki +1 more | 2013-01-01 |
| 8307635 | Exhaust purification system of internal combustion engine | Tomihisa Oda, Masaaki Sato, Shinya Asaura | 2012-11-13 |
| 8256211 | Aqueous urea solution feed device of an internal combustion engine | Shinya Asaura, Tomihisa Oda, Yutaka Tanai | 2012-09-04 |
| 8225596 | Exhaust purification device of internal combustion engine | Tomihisa Oda, Kazuhiro Itoh | 2012-07-24 |
| 8132402 | Exhaust purification device of internal combustion engine | Tomihisa Oda, Takekazu Itoh, Yutaka Tanai | 2012-03-13 |
| 8132403 | Method of estimating quantity of N2O produced in ammonia oxidation catalyst and exhaust gas purification system for internal combustion engine | Tomihisa Oda, Kazuhiro Itoh | 2012-03-13 |
| 8133444 | Exhaust gas purification system for internal combustion engine | Tomihisa Oda, Kazuhiro Itoh | 2012-03-13 |
| 8117834 | Exhaust purification device of internal combustion engine | Tomihisa Oda, Takekazu Itoh, Yutaka Tanai, Satoshi Watanabe, Yoshitaka Nakamura | 2012-02-21 |
| 8074446 | Exhaust gas purification system for internal combustion engine | Takamitsu Asanuma, Morio Narita | 2011-12-13 |
| RE42156 | Exhaust emission control system of an internal combustion engine | Shinya Hirota, Toshiaki Tanaka, Satoshi Iguchi | 2011-02-22 |
| 7891172 | Purification capacity recovery method of exhaust gas emission control system | Kuniaki Niimi | 2011-02-22 |