Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10968624 | Gypsum panel and method for producing gypsum panel | Katsumi NIIMI, Itaru Yokoyama, Yuji Ataka, Keiichi Ohki, Shinji Yoshida +3 more | 2021-04-06 |
| 5749187 | Partition wall | Masayuki Uchida, Tomoya Hasegawa | 1998-05-12 |