Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7533634 | Process for use with dual-fuel systems | Gregory W. Ritter | 2009-05-19 |
| 7225763 | Fumigation system for a diesel engine | Gregory W. Ritter | 2007-06-05 |
| 6901889 | Fumigation system for a diesel engine | Gregory W. Ritter | 2005-06-07 |
| 5291163 | YIG sphere positioning apparatus | Thomas W. Finkle | 1994-03-01 |