Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9415383 | Exhaust gas purification catalyst | Masahiko Shigetsu | 2016-08-16 |
| 9266093 | Exhaust gas purification catalyst and method for producing the same | Yasuhiro Matsumura, Akihide Takami, Masahiko Shigetsu, Hisaya Kawabata | 2016-02-23 |