Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1089097 | Spark plug | Steffen Kühnert | 2025-08-19 |
| 12359609 | Extended-life prechamber sparkplug for engine system and engine system operating method | Andrew G. Hockett, Sean J. Moser | 2025-07-15 |
| 12196168 | Sparkplug having cathode and anode compositions for extended service life | Sean J. Moser, Christopher M. Hoops | 2025-01-14 |
| 11994058 | Ignition charge formation stabilization in gaseous fuel engine system | — | 2024-05-28 |
| 11791612 | Spark plug | — | 2023-10-17 |
| 11646551 | Spark plug | — | 2023-05-09 |
| 11569639 | Spark plug | — | 2023-01-31 |
| 11569640 | Spark plug | — | 2023-01-31 |
| 11522346 | Prechamber sparkplug having electrodes located for inhibiting flame kernel quenching | — | 2022-12-06 |
| 11519323 | Prechamber sparkplug assembly having sparkplug housing structured for liquid cooling | Viorel Petrariu, Jonathan R. Chittenden | 2022-12-06 |
| 11035334 | Engine ignition system and method using sparkplug dry firing to extend service life | Chris Hoops | 2021-06-15 |
| 11002219 | Spark plug gasket crush limiter | — | 2021-05-11 |
| 10975830 | System and method for engine ignition coil identification | — | 2021-04-13 |
| 10938187 | Prechamber sparkplug having electrodes located for inhibiting flame kernel quenching | — | 2021-03-02 |
| 10641233 | Resonance boosted ignition voltage | Andrew Neaville | 2020-05-05 |
| 10615576 | Spark plug | — | 2020-04-07 |
| 10502146 | Gas engine fast start fuel strategy | — | 2019-12-10 |
| 10174667 | Prechamber ignition device for internal combustion engines and method | — | 2019-01-08 |
| 10151256 | Systems and methods to control cold transient response via air assist | Karthik Jayasankaran, Arvind Sivasubramanian, Lingqian Yuan, David J. Lin, Joshua T. Annin | 2018-12-11 |
| 10145292 | Spark plug | — | 2018-12-04 |
| 9032839 | Crankshaft undercut fillet | — | 2015-05-19 |
| 8127899 | Torque pads for aircraft brake systems and aircraft brake system including same | Charles F. Sarver | 2012-03-06 |
| 7811085 | Gas preheater for chemical vapor processing furnace | Brian J. Miller, Alan Arico, Akshay Waghray, Todd M. Menzie | 2010-10-12 |
| 7802758 | Load-distributing rotor insert for aircraft brakes | Charles F. Sarver | 2010-09-28 |
| 7771194 | Gas preheater for chemical vapor processing furnace having circuitous passages | Brian J. Miller | 2010-08-10 |