Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D771229 | Blower fan | Stefan Stalgren, Gheorghe Lupsea | 2016-11-08 |
| 6834513 | Crankcase heater control | Michael J. O'Brien, George Yang | 2004-12-28 |
| 6789336 | Laterally adjustable, low profile trench-digging machine | Stanley Collins | 2004-09-14 |
| 6649836 | Compressor electronics housing | Dana L. Brechbill, George Yang, Michael W. Branson, David W. Hamilton | 2003-11-18 |