Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6264884 | Purification hearth | Leonard C. Hainz, II | 2001-07-24 |
| 6175585 | Electron beam shielding apparatus and methods for shielding electron beams | Leonard C. Hainz, II, Mark Hall | 2001-01-16 |