Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D714419 | Pressure tank for liquefied gas | Daejun Chang | 2014-09-30 |
| D713928 | Pressure tank for liquefied gas | Daejun Chang | 2014-09-23 |
| D713000 | Pressure tank for liquefied gas | Daejun Chang | 2014-09-09 |