Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9993770 | Process and apparatus for capturing gaseous ammonia | DIRK ANDREWS, Randol E. Kirk | 2018-06-12 |
| 9486839 | Scrap metal sorting system | Paul Torek, Kalyani Chaganti | 2016-11-08 |
| 7346147 | X-ray tube with cylindrical anode | Randol E. Kirk | 2008-03-18 |
| 5898754 | Method and apparatus for making a demountable x-ray tube | — | 1999-04-27 |