Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6197246 | Plasma-generating electrode device, an electrode-embedded article, and a method of manufacturing thereof | Koichi Umemoto, Ryusuke Ushikoshi | 2001-03-06 |
| 6101969 | Plasma-generating electrode device, an electrode-embedded article, and a method of manufacturing thereof | Koichi Umemoto, Ryusuke Ushikoshi | 2000-08-15 |
| 5800618 | Plasma-generating electrode device, an electrode-embedded article, and a method of manufacturing thereof | Koichi Umemoto, Ryusuke Ushikoshi | 1998-09-01 |
| 5306895 | Corrosion-resistant member for chemical apparatus using halogen series corrosive gas | Ryusuke Ushikoshi, Kazuhiro Nobori, Koichi Umemoto, Hiromichi Kobayashi, Toshihiko Honda +1 more | 1994-04-26 |
| 5280156 | Wafer heating apparatus and with ceramic substrate and dielectric layer having electrostatic chucking means | Kazuhiro Nobori, Ryusuke Ushikoshi, Koichi Umemoto | 1994-01-18 |