Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703996 | Video reproduction device | Kazuhiko Omura, Masayoshi Iguchi, Masatoshi Yoshiyama | 1997-12-30 |
| 5698070 | Method of etching film formed on semiconductor wafer | Yoshihisa Hirano, Yoshifumi Tahara, Isahiro Hasegawa, Keiji Horioka | 1997-12-16 |
| 5622593 | Plasma processing apparatus and method | Masashi Arasawa, Katsuhiko Ono, Kazuo Tsuchiya | 1997-04-22 |
| 5619339 | Image reproduction device for reproducing image data from video disks | Masayoshi Iguchi, Kazuhiko Omura, Masatoshi Yoshiyama | 1997-04-08 |
| 5611693 | Image karaoke device | Norio Chaya, Koichi Hayashi, Hiroyuki Takada, Yasutada Aoyama, Yasuhiro Funahashi +1 more | 1997-03-18 |