Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D897496 | Electromagnetic valve | Shinichi Yoshimura, Kenichi Matsumura, Yoichi Morodomi | 2020-09-29 |
| 10618197 | Gypsum-based board material producing apparatus | Yuichi Hirooka, Seigo Ishibashi | 2020-04-14 |