Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7876830 | Video encoder and decoder for achieving inter-and intra-frame predictions with reduced memory resource | Yoichi Katayama | 2011-01-25 |
| 7287934 | Stratum disposal monitoring system | Kazuo Okutsu | 2007-10-30 |
| 7063657 | Method of constructing underground gallery by using pneumatic transfer system and stratum disposal method | Kazuo Okutsu, Koji Hane, Nobuyuki Matsui, Yasuyuki Hayakawa, Mitsuaki Furuichi | 2006-06-20 |