Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4551722 | Apparatus and method for detecting obstacles in the path of a moving vehicle | Tadashi Tsuda, Mitsugi Ohtsuka, Tsuyoshi Maeno | 1985-11-05 |
| 4482889 | Device for detecting failure of ultrasonic apparatus | Tadashi Tsuda, Tsuyoshi Maeno, Mitsugi Ohtsuka | 1984-11-13 |