Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10889465 | Mechanical hoistway access control device | Daisuke Meguro, Hiromitsu Miyajima, Takako Fukuyama | 2021-01-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10889465 | Mechanical hoistway access control device | Daisuke Meguro, Hiromitsu Miyajima, Takako Fukuyama | 2021-01-12 |