Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9472404 | Doping method, doping apparatus and method of manufacturing semiconductor device | Hirokazu Ueda, Masahiro Oka, Yasuhiro Sugimoto, Yuuki Kobayashi | 2016-10-18 |
| 9165771 | Pulsed gas plasma doping method and apparatus | Peter L. G. Ventzek, Takenao Nemoto, Hirokazu Ueda, Yuuki Kobayashi | 2015-10-20 |
| 9029249 | Plasma doping apparatus and plasma doping method | Hirokazu Ueda, Masahiro Oka, Yuuki Kobayashi | 2015-05-12 |
| 8765605 | Surface treatment for a fluorocarbon film | Takuya Kurotori, Yasuo Kobayashi, Takaaki Matsuoka, Toshihisa Nozawa | 2014-07-01 |
| 4997738 | Electrophotographic photoreceptor having silicate with perfluoroalkyl groups in protective layer | Minoru Kumakura, Mitsuhiro Yoshitome, Masaru Wakatabe, Kazuhiko Shima | 1991-03-05 |
| 4912000 | Electrophotographic photoreceptor | Minoru Kumakura, Isao Kaetsu, Tsuneo Isomura, Tomio Yoneyama, Tadaichi Murata | 1990-03-27 |
| 4839252 | Electrophotographic photoreceptor | Tadaichi Murata, Tsuneo Isomura, Kenichi Fujimori, Fuminori Tsuruta, Kazuhito Dohi +2 more | 1989-06-13 |