Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12371305 | Operation setting device for elevator door device, and method for setting opening and closing operation of the door device using the operation setting device | — | 2025-07-29 |
| 12234124 | Elevator car door detection apparatus | — | 2025-02-25 |
| 12180036 | Elevator motor mounting structure | — | 2024-12-31 |
| 12060248 | Elevator safety device | — | 2024-08-13 |
| 11691852 | Height raising member for raising mounting position of motor for elevator door, car door device equipped with height raising member for raising mounting position of motor for elevator door, and elevator car equipped with height raising member for raising mounting position of motor for elevator door | — | 2023-07-04 |
| 11655124 | Support jig for assembling elevator car | — | 2023-05-23 |
| 11572255 | Door lock operation member for elevator door lock device | — | 2023-02-07 |
| 11572254 | Elevator door engagement device | — | 2023-02-07 |
| 11453573 | Elevator door engagement device | — | 2022-09-27 |
| 11440775 | Door engagement device | — | 2022-09-13 |
| 11427442 | Anti-falling device for elevator door | — | 2022-08-30 |
| 11345573 | Door interlock | — | 2022-05-31 |
| 11242224 | Elevator door device | — | 2022-02-08 |
| 8672098 | Elevator safety device with foreign matter detection using a light beam | Keishiro Hirohata, Takuya Fujii | 2014-03-18 |
| 8584809 | Safety device for elevator | Xiao-Ning Sun, Weifeng Chen, Kunpeng Yang, Takuya Fujii, Keishiro Hirohata | 2013-11-19 |