Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11117710 | Valve assembly for bags | Paul N. Georgelos, Kosmas Kasimatis, Ronald E. Kieras | 2021-09-14 |
| 11073214 | Duckbill valve and method for making a duckbill valve | Paul N. Georgelos, Kosmas Kasimatis, Ronald E. Kieras | 2021-07-27 |