Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5680055 | Method and apparatus to sense changes in the state of a resin bed | Charles Koehler, Richard W. Hirthe, Patrick J. Dupies, Don Vaughan | 1997-10-21 |
| 5656933 | Solder paste and residue measurement system | Michael D. Frederickson, Richard W. Hirthe, Mohammad N. Amin, Anthony L. Delieto, Alex E. Cragoe +2 more | 1997-08-12 |