Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670089 | Electrophotographic image forming method and apparatus | Toshiyuki Ehara, Junichiro Hashizume, Masaharu Miura | 2003-12-30 |
| 6649020 | Plasma processing apparatus | Ryuji Okamura, Toshiyasu Shirasuna, Kazuhiko Takada, Kazuyoshi Akiyama, Hitoshi Murayama | 2003-11-18 |