Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11851256 | System for preventing blockage of evacuation of flexible packaging | Paul N. Georgelos, Ronald E. Kieras | 2023-12-26 |
| 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 |