Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8620483 | Control method and control device of steam system | Kazuko Takeshita, Susumu Kouno, Haruaki Hirayama, Naohiko Ishibashi | 2013-12-31 |
| 7695569 | Detergent for hard surfaces | Noriyuki Morii, Kazunori Tsukuda, Kenichi Shiba, Hirofumi MIZUKOSHI | 2010-04-13 |