Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9030798 | Electrostatic chuck | Kaduko Ishikawa, Junji Yonezawa, Toshihiro Aoshima | 2015-05-12 |
| 5407639 | Method of manufacturing a corona discharge device | Toshiya Watanabe, Yuji Aso, Eiichi Kojima | 1995-04-18 |