Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7561350 | Optical unit and its manufacturing method | Yoshiro Kitamura, Seiji Kumazawa, Koji Funami, Kazumasa Takata | 2009-07-14 |
| 6964709 | Acoustic soot blower, and method for operating the same | Teruaki Matsumoto, Ryousuke Yamaguchi | 2005-11-15 |
| 6449232 | Disk type determination method | Masaya Kuwahara, Shinichi Yamada, Hiroyuki Yamaguchi, Masuo Maruyama, Masanari Mohri +2 more | 2002-09-10 |
| 6369973 | Disk device with temperature calculation section for calculating temperature change and difference | Yoshihiro Mushika, Kenji Takauchi | 2002-04-09 |
| 6304526 | Optical head | Kenji Nagashima, Yasuhiro Tanaka, Tetsuo Saimi, Yoichi Saito | 2001-10-16 |
| 6215605 | Driving device | Minoru Kuwana | 2001-04-10 |
| 6194811 | Drive apparatus | Satoshi Shinke | 2001-02-27 |
| 5892629 | Objective lens actuator | Masatoshi Yajima | 1999-04-06 |
| 5640380 | Optical head with a translucent plate to split a light beam | Tetsuo Saimi, Masatoshi Yajima | 1997-06-17 |