Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8028854 | Pivot lid waste basket | Janet M. Sofy, Scott M. Luplow | 2011-10-04 |
| D639008 | Wastebasket | Janet M. Sofy, Kevin Zalewski | 2011-05-31 |
| 6585455 | Rocker arm marine tensioning system | William H. Petersen | 2003-07-01 |
| 5623107 | Wheel dovetail scanner | Dennis E. Lessard | 1997-04-22 |
| 4996879 | Subsea pipeline leak detection | Vitold R. Kruka, Joe Henry Haws | 1991-03-05 |
| 4953144 | Third-party detection around pipelines | Robert Chin, Vitold R. Kruka, Thomas L. Stewart, Edward R. Cadena | 1990-08-28 |
| 4787558 | Rotary drive sprinkler | Timothy C. Sexton, George H. Lockwood, David Eugene Robertson, Joseph D. Mason, Mark J. Mattson | 1988-11-29 |
| 4748672 | Induced vibration dynamic touch sensor system and method | Gale E. Nevill, Jr. | 1988-05-31 |
| 4640645 | Containment boom system | Wayne F. Simpson, Ray R. Ayers | 1987-02-03 |
| 4625914 | Rotary drive sprinkler | Timothy C. Sexton, George H. Lockwood, David Eugene Robertson, Joseph D. Mason, Mark J. Mattson | 1986-12-02 |
| 4586380 | Ultrasonic transducer assembly | — | 1986-05-06 |
| 4182494 | Anti side splash drive arm for an impact drive sprinkler | William J. Wichman | 1980-01-08 |