Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8516745 | Regulator device for vehicle door window pane | Tomoyuki Fujisaki, Masako Yamazaki | 2013-08-27 |
| 5637842 | Elevator safety device | Hiroyasu Itoh | 1997-06-10 |
| 5083634 | Safety device for elevator | — | 1992-01-28 |
| 4928021 | Elevator control apparatus | — | 1990-05-22 |
| 4749932 | Apparatus for controlling an A-C powered elevator | — | 1988-06-07 |
| 4713595 | Control apparatus for elevator | — | 1987-12-15 |
| 4677361 | Apparatus for operating an elevator | — | 1987-06-30 |
| 4600088 | Apparatus for controlling elevators | — | 1986-07-15 |
| 4515246 | Apparatus for controlling the arrival of an elevator cage at an elevator floor | Ryuichi Kajiyama | 1985-05-07 |
| 4489811 | Apparatus for decelerating elevator at terminating floor | Ryuichi Kajiyama | 1984-12-25 |
| 4473135 | Apparatus for controlling an elevator | — | 1984-09-25 |
| 4446946 | Elevator speed instruction generating system | Ryuichi Kajiyama | 1984-05-08 |
| 4354577 | Speed instruction generating device for elevator | — | 1982-10-19 |
| 4337846 | Elevator relevelling control apparatus | Eiki Watanabe | 1982-07-06 |