Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4320316 | Operation time control apparatus | Horoshi Horii, Masao Itou, Hidenosuke Matsumoto | 1982-03-16 |
TM
Toshio Marumo
Overall (All Time): #4,066,742 of 4,157,543Top 100%
1
Patents All Time