Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10526167 | Restoration information registration device and restoration information registration method for elevators | Masafumi Ozawa, Akihiko Watanabe, Norihiro Chotoku, Yutaka Matsueda, Masaki HIKICHI +1 more | 2020-01-07 |