Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5365024 | Acoustic lens system | Akira Hasegawa, Masayoshi Omura, Shinichi Imade | 1994-11-15 |
| 5333503 | Acoustic lens system | Akira Hasegawa, Masayoshi Omura, Shinichi Imade | 1994-08-02 |