Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9815748 | Catalyst for producing isobutylene and method for producing isobutylene using the same | Toru Murayama, Ken Ooyachi, Wataru Ninomiya, Toshiya Yasukawa | 2017-11-14 |
| 9670111 | Catalyst for producing isobutylene and method for producing isobutylene using the same | Toru Murayama, Ken Ooyachi, Wataru Ninomiya, Toshiya Yasukawa | 2017-06-06 |