Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8667768 | Evacuatable container | Richard L. Sandt, Ronald F. Sieloff | 2014-03-11 |
| 8530031 | Evacuatable container | Richard L. Sandt | 2013-09-10 |
| 8177700 | Method for making a valve for sealing an evacuation port | Richard L. Sandt, Ronald F. Sieloff | 2012-05-15 |
| 8112971 | Valve for sealing an evacuation port of a container | Richard L. Sandt, Ronald F. Sieloff | 2012-02-14 |