Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8578703 | Exhaust emission purifying apparatus for internal combustion engine | Kiminobu Hirata, Nobuhiko Masaki, Yuji Yajima | 2013-11-12 |
| 8209958 | Engine exhaust emission purification apparatus | Kiminobu Hirata, Shuichi Nakamura, Hiroki Ueno, Ikuo Sakai | 2012-07-03 |
| 8011176 | Exhaust emission purifying apparatus for internal combustion engine | Kiminobu Hirata, Nobuhiko Masaki, Yuji Yajima | 2011-09-06 |
| 7849674 | Exhaust emission purifying apparatus for engine | Kouji Masuda, Kiminobu Hirata, Shuichi Nakamura, Hiroki Ueno, Ikuo Sakai | 2010-12-14 |
| 7614213 | Engine exhaust emission purification apparatus | Kiminobu Hirata, Shuichi Nakamura, Hiroki Ueno, Ikuo Sakai | 2009-11-10 |
| 7614218 | Exhaust emission purifying apparatus for and exhaust emission purifying method of internal combustion engine | — | 2009-11-10 |