Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11078688 | Prisoner transport kit | Siu Ngai Wang | 2021-08-03 |
| 11053713 | Carrying case for rigid handcuffs | Siu Ngai Wang | 2021-07-06 |
| 10952525 | Secured flexible case for police or military baton | Louisa Lui | 2021-03-23 |
| 10920460 | Forged frame handcuffs | — | 2021-02-16 |