Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4320316 | Operation time control apparatus | Horoshi Horii, Hidenosuke Matsumoto, Toshio Marumo | 1982-03-16 |
MI
Masao Itou
Overall (All Time): #4,066,741 of 4,157,543Top 100%
1
Patents All Time