Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12304720 | Liquid product container and extending drawing unit of liquid product container | — | 2025-05-20 |
| 11685592 | High-pressure spray can and valve mechanism for high-pressure spray can | — | 2023-06-27 |
| 11261021 | Aerosol spray can | — | 2022-03-01 |
| 11053068 | Aerosol spray can | — | 2021-07-06 |
| 10816020 | Interchangeable self-defense device | — | 2020-10-27 |
| 6831559 | Security alarm with remote triggering device | — | 2004-12-14 |
| 6635975 | Electric discharging personal safety device | Tien-Di Hsieh | 2003-10-21 |
| 6313604 | Charging seat for a rechargeable flashlight | — | 2001-11-06 |
| 6278071 | Waterproof switch in a flashlight | — | 2001-08-21 |
| 6003235 | Folding collapsible body-height measuring gauge | — | 1999-12-21 |
| 5446985 | Flash light combined with a tear gas injector | — | 1995-09-05 |
| D361980 | Battery seat | — | 1995-09-05 |