Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4918672 | Ultrasonic distance sensor | Sinichi Ohzawa | 1990-04-17 |
| 4782447 | System and method for navigating a vehicle | Hiroshi Ueno, Toshiyuki Itoh, Masakazu Tsunoda, Yasushi Kawakami, Shuei Tamura | 1988-11-01 |