Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12251655 | Cyclonic air filter assembly for an engine | Steven G. Gleixner | 2025-03-18 |
| 11712649 | Cyclonic air filter assembly for an engine | Steven G. Gleixner | 2023-08-01 |
| 11377996 | Muffler with baffle defining multiple chambers | Steve Gleixner, Patrick J. Crowley, Brett Birschbach | 2022-07-05 |
| 11260328 | Cyclonic air filter assembly for an engine | Steven G. Gleixner | 2022-03-01 |
| D896945 | Air filter | Steven G. Gleixner | 2020-09-22 |
| D876600 | Air filter | Steven G. Gleixner | 2020-02-25 |
| D867568 | Air filter | Steven G. Gleixner | 2019-11-19 |
| 10422730 | Liquid inlet device | Thomas Vitella | 2019-09-24 |
| 8528747 | Solid phase extraction disk and method of manufacture | Kevin Dinnean, Steve MacDonald | 2013-09-10 |
| 8443429 | Integrated sign on | Elton Tila | 2013-05-14 |
| 8408183 | Ignition and fuel shutoff for engine | — | 2013-04-02 |
| 8313953 | Sample collection system and method | Stephen Scheufele | 2012-11-20 |
| 8124422 | Sample collection system and method | Stephen Scheufele | 2012-02-28 |
| 7935536 | System for water removal and solvent evaporation | Stephen J. MacDonald | 2011-05-03 |
| 6749755 | Water separation from solvent | — | 2004-06-15 |
| 6264895 | Evaporator | — | 2001-07-24 |
| 6027638 | Automatic filtration and extraction device and method | — | 2000-02-22 |
| 5753105 | Automatic filtration and extraction device and method | — | 1998-05-19 |
| 5642701 | Engine cylinder head assembly having planar and cast components | Denis Oswald, Mark W. Emmer, Daniel W. Edmonds | 1997-07-01 |
| 5358542 | Glass container forming machine including neck ring mold cooling | Robert D. Hall, Roger L. Erb | 1994-10-25 |
| 5320768 | Hydroxy ether amine friction modifier for use in power transmission fluids and anti-wear additives for use in combination therewith | Antonio Gutierrez, Jack Ryer, Stanley J. Brois, Jon Michael Clumpner | 1994-06-14 |
| 4983203 | Cooling device for glass container forming machine | Roger L. Erb, Richard L. Smith | 1991-01-08 |
| D280769 | Sponge mop | Paul E. Fletcher, William S. Benjamin, John I. Zsitvay | 1985-09-24 |
| 4516287 | Angled roller mop | Paul E. Fletcher, William S. Benjamin, John I. Zsitvay | 1985-05-14 |