Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10753248 | Exhaust gas purification catalyst | Tomotaka Hirota, Shuhei NAGAOKA, Yukie Ohtsuka, Satoshi Sumiya, Takayuki Suzuki +1 more | 2020-08-25 |
| 6645439 | Exhaust gas clean-up catalyst | Geng Zhang, Tomotaka Hirota, Hideaki Muraki | 2003-11-11 |