Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821099 | Rotary pump | Robert A. Wilk | 2004-11-23 |
| 6675982 | Lid with a pump/bellows device | Ross Heil, Robert A. Wilk | 2004-01-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821099 | Rotary pump | Robert A. Wilk | 2004-11-23 |
| 6675982 | Lid with a pump/bellows device | Ross Heil, Robert A. Wilk | 2004-01-13 |