Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9162280 | Hybrid ceramic/sand core for casting metal engine parts with passages or holes having a cross section too small for sand casting | Douglas A. McKee, Marc C. Megel, Mark A. Tussing, Thomas E. Reinhart, David P. Branyon | 2015-10-20 |
| 8899207 | Cylinder head for an engine | Marc C. Megel, Mark A. Tussing, Douglas A. McKee, Riccardo Meldolesi, Gareth Roberts | 2014-12-02 |
| 8544450 | Cylinder head sleeve for a fuel injector or ignitor of an engine | Marc C. Megel, Mark A. Tussing | 2013-10-01 |
| 8267148 | Hybrid ceramic/sand core for casting metal parts having small passages | Marc C. Megel, Douglas A. McKee, Keith E. Denholm | 2012-09-18 |
| 6769393 | Valve system for internal combustion engine | Stanley Kevin Widener, David P. Branyon | 2004-08-03 |