Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10562013 | Oxidation catalyst for diesel engines | Ken KAWABE, Masahito Shibata, Yoshihito Hashimoto | 2020-02-18 |
| 5352290 | Concrete composition | Haruyuki Takeshita, Haruya Sawara, Yoshiyuki Shoji | 1994-10-04 |