Patents per Year
Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6540536 | Modular electrical system kit with circuit selectors | — | 2003-04-01 | |
| 5688139 | Fluorescent lamp holder | James M. Gust, John W. Burwell | 1997-11-18 | |
| 5069582 | Vacuum producing device | — | 1991-12-03 | |
| 4867653 | Diaphragm pump | John B. Mills, Vicky J. Peterson, C. Jeremy Crouch, Roman A. Schulz, Irving F. Snyder +1 more | 1989-09-19 | $732,000 |
| 4277010 | Vacuum roller for transporting a web | Peter A. Landskroener, John F. Dusenbery | 1981-07-07 |