Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6256968 | Volumetric vacuum control | — | 2001-07-10 |
| 6058998 | Plastic bag sealing apparatus with an ultracapacitor discharging power circuit | — | 2000-05-09 |
| 5765608 | Hand held vacuum device | — | 1998-06-16 |
| 5655357 | Exhaust flow rate vacuum sensor | — | 1997-08-12 |
| RE34929 | Plastic bag for vacuum sealing | — | 1995-05-09 |
| 4941310 | Apparatus for vacuum sealing plastic bags | — | 1990-07-17 |
| 4756422 | Plastic bag for vacuum sealing | — | 1988-07-12 |
| 4660355 | Vacuum adapter for metal-lid canning jars | — | 1987-04-28 |