Issued Patents All Time
Showing 76–94 of 94 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4681518 | Single-acting, gas operated pump | — | 1987-07-21 |
| 4634350 | Double acting diaphragm pump and reversing mechanism therefor | — | 1987-01-06 |
| 4629589 | Beverage dispenser system suitable for use in outer space | Ashis S. Gupta, Richard H. Heenan, Robert William Burke, Jr., Albert J. Cahen, Jr. | 1986-12-16 |
| 4615466 | Beverage dispenser system convertable between gravity and pressure | — | 1986-10-07 |
| 4590975 | Automatic beverage dispensing system | — | 1986-05-27 |
| 4550624 | Reversing mechanism module for a double acting reciprocating pump and method for repairing the pump | — | 1985-11-05 |
| 4544328 | Sold-out device for syrup pump | — | 1985-10-01 |
| 4480969 | Fluid operated double acting diaphragm pump housing and method | — | 1984-11-06 |
| 4445539 | Dip tube and valve with quick-disconnect coupling for a collapsible container | — | 1984-05-01 |
| 4441684 | Pump mounting bracket | — | 1984-04-10 |
| 4436493 | Self contained pump and reversing mechanism therefor | — | 1984-03-13 |
| D271395 | Pump | — | 1983-11-15 |
| 4355653 | Vented check valve | — | 1982-10-26 |
| 4354806 | Pneumatically powerable double acting positive displacement fluid pump | John R. McMillin, Gene A. Tracy, William A. Harvill | 1982-10-19 |
| 4334838 | Diaphragm type fluid pump having a flexible diaphragm with an internal reinforcing plate | Herman S. Fessler, William A. Harvill | 1982-06-15 |
| 4304736 | Method of and apparatus for making and dispensing a carbonated beverage utilizing propellant carbon dioxide gas for carbonating | John R. McMillin, Gene A. Tracy, William A. Harvill | 1981-12-08 |
| 4286636 | Dip tube and valve with quick-disconnect coupling for a collapsible container | — | 1981-09-01 |
| 4275823 | Automatic change-over system for liquid dispensing system | — | 1981-06-30 |
| 4247018 | Non-pressurized fluid transfer system | — | 1981-01-27 |