Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10759216 | Adjustable ring and ring binders using the same | Stanley Liu, Zhiqiang Liu, Genshen Liu | 2020-09-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10759216 | Adjustable ring and ring binders using the same | Stanley Liu, Zhiqiang Liu, Genshen Liu | 2020-09-01 |