Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7905329 | Earthquake control operating system for an elevator and earthquake control operating method for an elevator | — | 2011-03-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7905329 | Earthquake control operating system for an elevator and earthquake control operating method for an elevator | — | 2011-03-15 |