Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6985213 | Method and apparatus for measuring material property | Koichi Ozaki, Tokio Kitahara, Makoto Tanaka | 2006-01-10 |
| 6635818 | Wireless power supply method | Koichi Ozaki, Yasushi Morikawa, Makoto Tanaka | 2003-10-21 |
| 6342671 | Optical actuator | Yasushi Morikawa | 2002-01-29 |
| 4805155 | Speed control circuit for mechanical scan ultrasonic imaging apparatus | Masaaki Shiraishi, Kazuhiko Shibata | 1989-02-14 |