Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12424958 | Method of and apparatus for controlling single-phase induction motor, and electric chain block | Tatsuru Yamamoto | 2025-09-23 |
| 11881800 | Control apparatus for electric motor-driven hoisting-lowering device | Yusaku Ido, Tadashi Yamano | 2024-01-23 |