Issued Patents All Time
Showing 25 most recent of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10935134 | Ported engine constructions with low-tension compression seals | Bryant A. Wagner | 2021-03-02 |
| 10060345 | Dual crankshaft, opposed-piston engine constructions | Christina Exner | 2018-08-28 |
| 10036471 | Ported engine constructions with low-tension compression seals | Bryant A. Wagner | 2018-07-31 |
| 9810174 | Constructions for piston thermal management | Michael H. Wahl, Ryan G. MacKenzie | 2017-11-07 |
| 8807112 | Rolling thrust bearing constructions | Patrick R. Lee, William B. McHargue, Bryant A. Wagner | 2014-08-19 |
| 8746190 | Two stroke opposed-piston engines with compression release for engine braking | Fabien G. Redon, Gerhard Regner | 2014-06-10 |
| 8550041 | Cylinder and piston assemblies for opposed piston engines | Gordon E. Rado, Michael H. Wahl, Patrick R. Lee, Clark A. Klyza, Eric P. Dion | 2013-10-08 |
| 8539918 | Multi-cylinder opposed piston engines | Gordon E. Rado, Michael H. Wahl, Patrick R. Lee, Eric P. Dion, Jin Dai +6 more | 2013-09-24 |
| 8485161 | Opposed piston, compression ignition engine with single-side mounted crankshafts and crossheads | — | 2013-07-16 |
| 8474435 | Opposed piston, compression ignition engine with single-side mounted crankshafts and crossheads | — | 2013-07-02 |
| 8286596 | Two-cycle, opposed-piston internal combustion engine | William B. McHargue, Michael H. Wahl, Patrick R. Lee | 2012-10-16 |
| 8281755 | Internal combustion engine with provision for lubricating pistons | William B. McHargue | 2012-10-09 |
| 8276552 | Opposed piston engine | Ronald J. Hoffman, Michael H. Wahl, Patrick R. Lee | 2012-10-02 |
| 8087389 | Two-cycle, opposed-piston internal combustion engine | William B. McHargue, Michael H. Wahl, Patrick R. Lee | 2012-01-03 |
| 7931005 | Generating electricity with a hypocyloidally driven, opposed piston, internal combustion engine | William B. McHargue | 2011-04-26 |
| 7861679 | Cylinder and piston assemblies for opposed piston engines | Ronald J. Hoffman, Michael H. Wahl, Patrick R. Lee | 2011-01-04 |
| 7784436 | Two-cycle, opposed-piston internal combustion engine | William B. McHargue | 2010-08-31 |
| 7640910 | Opposed piston internal-combustion engine with hypocycloidal drive and generator apparatus | William B. McHargue | 2010-01-05 |
| 7591235 | Opposed piston engine with piston compliance | Ronald J. Hoffman, Michael H. Wahl, Patrick R. Lee | 2009-09-22 |
| 7549401 | Two-cycle, opposed-piston internal combustion engine | William B. McHargue, Michael H. Wahl, Patrick R. Lee | 2009-06-23 |
| 7546819 | Two-stroke, opposed-piston internal combustion engine | William B. McHargue | 2009-06-16 |
| 7360511 | Opposed piston engine | Ronald J. Hoffman, Michael H. Wahl, Patrick R. Lee | 2008-04-22 |
| 7270108 | Opposed piston, homogeneous charge pilot ignition engine | — | 2007-09-18 |
| 7156056 | Two-cycle, opposed-piston internal combustion engine | William B. McHargue | 2007-01-02 |
| 7142169 | Apparatus and method for control of a precisely positionable high gain microwave antenna | — | 2006-11-28 |