Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4600086 | Elevator hoist apparatus | Shinji Yamasaki, Yoshiki Sugiyama, Yasumasa Iida | 1986-07-15 |
IT
Itsurou Tangiku
Overall (All Time): #3,998,608 of 4,157,543Top 100%
1
Patents All Time