Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9574554 | Control system for an air operated diaphragm pump | David A. Reed | 2017-02-21 |
| 8292600 | Control system for an air operated diaphragm pump | David A. Reed | 2012-10-23 |
| 7658598 | Method and control system for a pump | David A. Reed | 2010-02-09 |
| 7517199 | Control system for an air operated diaphragm pump | David A. Reed | 2009-04-14 |
| 6591524 | Advertising article with automatically activated flasher or sound module | Edward D. Lewis | 2003-07-15 |
| 6104306 | Closure-sensitive signalling device with cantilever switch | Edward D. Lewis, Raymond W. K. Leung | 2000-08-15 |
| 5143439 | High efficiency novelty flasher assembly | Edward D. Lewis | 1992-09-01 |