Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850366 | Ultrasonic diagnosis apparatus for displaying speed or correlation between speed and speed dispersion by color change | Yukio Ito, Yutaka Sato, Shinji Kishimoto | 1989-07-25 |
| 4840180 | Ultrasonic diagnosis apparatus for measurement of speed of moving medium in a living body | Yukio Ito, Yutaka Sato, Shinji Kishimoto | 1989-06-20 |
| 4830016 | Ultrasonic diagnosis apparatus | Yukio Ito, Shinji Kishimoto, Yutaka Sato | 1989-05-16 |
| 4817619 | Ultrasonic diagnosis apparatus | Takashi Sugiyama, Yukio Ito | 1989-04-04 |