Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10435931 | Door closer device | Jia-Yu Chen | 2019-10-08 |
| 10428569 | Door closer | — | 2019-10-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10435931 | Door closer device | Jia-Yu Chen | 2019-10-08 |
| 10428569 | Door closer | — | 2019-10-01 |