Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10151577 | Elevator hoistway dimension measuring apparatus and measuring method therefor | Yu ENOMOTO, Hideki Nakamura | 2018-12-11 |
| 10081515 | Method for measuring shaft and interference determination system | Ryoji Tanaka, Shinji Ishiguro | 2018-09-25 |