Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4751847 | Ultrasonic velocity meter | Kageyoshi Katakura, Toshio Ogawa, Ishikawa Shizuo, Hisashi Nishiyama | 1988-06-21 |
| 4744367 | Apparatus for measuring blood flow speed using an ultrasonic beam | Toshio Kondo | 1988-05-17 |