Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5168897 | Quick and dry coupling | — | 1992-12-08 |
| 5092363 | Quick and dry coupling | — | 1992-03-03 |
| 4986304 | Quick and dry coupling | — | 1991-01-22 |
| 4936096 | Drive mechanism | — | 1990-06-26 |
| 4930702 | Detachable chemical sprayer | — | 1990-06-05 |
| 4886189 | System for selectively containing metering and dispensing liquids | — | 1989-12-12 |
| 4867355 | Self-contained cartridge means | — | 1989-09-19 |
| 4826083 | Direct injection fluid sprayer | — | 1989-05-02 |
| 4804109 | Returnable container system | — | 1989-02-14 |
| 4685592 | Pumping system with control valve | — | 1987-08-11 |
| 4614481 | Pump with replaceable cartridge | — | 1986-09-30 |
| 4570833 | Pumping system | — | 1986-02-18 |
| 4557669 | Pumping apparatus | — | 1985-12-10 |
| 4253804 | Double action hand pump structure | — | 1981-03-03 |