Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D383683 | Wafer prober | Osamu Kamata, Munetoshi Nagasaka, Haruhiko Yoshioka, Kazumi Yamagata | 1997-09-16 |
| 5663695 | Surface acoustic wave filter device and transducer therefor | Mitsuhiro Tanaka, Susumu Nomoto, Kenji Suzuki | 1997-09-02 |
| 5634692 | Main-ancillary tunnel excavator | Kenichi Kaneko, Toshihiko Bessho, Yoshihiro Uchiyama, Toshihumi Inoue | 1997-06-03 |