Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11198077 | Standpipe with flow restriction valve, and filter cartridge | Zemin Jiang, Wassem Abdalla, Jeffrey B. Sharp, Hendrik N. Amirkhanian, Abby True-Dahl | 2021-12-14 |
| 10786769 | Flow restriction valve and filter cartridge | Zemin Jiang, Wassem Abdalla, Jeffrey B. Sharp, Hendrik N. Amirkhanian, Abby True-Dahl | 2020-09-29 |
| 7867387 | Standpipe with flow restriction valve, and filter cartridge | Zemin Jiang, Wassem Abdalla, Jeffrey B. Sharp, Hendrik N. Amirkhanian, Abby True-Dahl | 2011-01-11 |