Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4729076 | Signal light unit having heat dissipating function | Tsuzawa Masami, Tominaga Muneharu, Uchiyama Yoshinori, Waki Osamu, Morikawa Tadahiro | 1988-03-01 |
| 4571490 | Parking station supervisory system | Komine Hidemi | 1986-02-18 |