Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8569148 | Final polishing method for silicon single crystal wafer and silicon single crystal wafer | Naoto Iizuka, Hirotaka Kurimoto, Fumiaki Maruyama | 2013-10-29 |
| 5511264 | Method for deodorizing and refreshing for dry cleaning | Yukiko Nishioka, Ichiro Kamiya, Ryoichi Shinjo, Yoshihiro Ishii | 1996-04-30 |
| 5488842 | Method for deodorizing and refreshing for dry cleaning and dry cleaning apparatus using such method | Yukiko Nishioka, Ichiro Kamiya, Ryoichi Shinjo, Yoshihiro Ishii | 1996-02-06 |