Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9273574 | Exhaust gas purifying filter | Masamichi Tanaka, Atsushi Kishimoto, Tadashi Neya | 2016-03-01 |
| 8741020 | Exhaust gas purification filter, and method of manufacturing exhaust gas purification filter | Atsushi Kishimoto, Masamichi Tanaka, Katsunori Hanamura | 2014-06-03 |
| 8657914 | Exhaust gas purifying filter | Masamichi Tanaka, Atsushi Kishimoto, Tadashi Neya | 2014-02-25 |
| 8449643 | Exhaust gas cleaner | Norihiko Suzuki, Takeshi Mori, Hiroki Hosoe | 2013-05-28 |