Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10499712 | Interlocking zipper pull tabs and fastening system | Henry J. Cowdery, Du Hai | 2019-12-10 |
| 10390592 | Anti-theft carrying strap | Du Hai, Bryce Ryan Hickman | 2019-08-27 |
| 10390595 | Cut-proof anti-theft bag construction | Du Hai | 2019-08-27 |
| 10247223 | Multi-glide locking snap hook fastener | Slobodan S. Zivanovic | 2019-04-02 |