Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4485895 | Elevator system | Ryuichi Kajiyama | 1984-12-04 |
KT
Kanzo Tachino
Overall (All Time): #4,045,135 of 4,157,543Top 100%
1
Patents All Time