Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817617 | Diagnostic imaging apparatus | Yasuhito Takeuchi, Hideya Akasaka, Takao Jibiki, Shinichi Sano | 1989-04-04 |
| 4803486 | Matrix switch circuit | Shinichi Sano, Yasuhito Takeuchi, Yoshiro Tamezumi, Tsuyoshi Kakizawa | 1989-02-07 |