Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4685538 | Remote call registration system for elevator | — | 1987-08-11 |
| 4640389 | System for controlling a motor | — | 1987-02-03 |
| 4623042 | Elevator control apparatus | — | 1986-11-18 |
| 4554999 | Control apparatus for A.C. elevator | — | 1985-11-26 |
| 4220222 | Automatic landing apparatus in service interruption | Hideo Uchino | 1980-09-02 |