Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11906193 | Air moving device | — | 2024-02-20 |
| 10935276 | Air mixing device | — | 2021-03-02 |
| 8813583 | Particulate monitor | Patrick J. Kilps, Michael G. Wurm, Thomas E. King, Paul E. James | 2014-08-26 |
| 7987695 | Particulate monitor | Patrick J. Kilps, Michael G. Wurm, Thomas E. King, Paul E. James | 2011-08-02 |
| 7631568 | Particulate monitor | Patrick J. Kilps, Michael G. Wurm, Thomas E. King, Paul E. James | 2009-12-15 |
| D313563 | Combined automotive electrical testing module and holder/display therefor | Daniel Mieczkowski, David R. Ellingen, Larry D. Pacetti | 1991-01-08 |
| 4942356 | Modular electronic device | David R. Ellingen, Daniel Mieczkowski, Larry D. Pacetti | 1990-07-17 |
| 4816752 | Method and apparatus for low power offset correction of amplified sensor signals | Kevin M. Andrews, Daniel Mieczkowski | 1989-03-28 |
| 4713617 | Digital timing light | — | 1987-12-15 |
| D292893 | Timing light | Mark S. Bakula, Donald W. Doman, David R. Ellingen, Gene P. Hopp, Keith R. Malek +4 more | 1987-11-24 |