Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880011 | Ultrasonic endoscope apparatus | Kazunori Shionoya, Eishi Ikuta, Koji Taguchi, Toyoo Nishiyama, Seiichi Wakamatsu +1 more | 1989-11-14 |
| 4867141 | Medical treatment apparatus utilizing ultrasonic wave | Akio Nakada, Syuichi Takayama, Tatsuya Kubota, Tetsumaru Kubota, Koji Taguchi +1 more | 1989-09-19 |