Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5825718 | Underwater communication apparatus and underwater microphone, and closed-type sound converter | Masataka Ueki, Shouzou Kimura | 1998-10-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5825718 | Underwater communication apparatus and underwater microphone, and closed-type sound converter | Masataka Ueki, Shouzou Kimura | 1998-10-20 |