Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6400443 | Exposure slit with light reflection hood | — | 2002-06-04 |
| 6239895 | Scanning apparatus and method employing a lens spinning on an axis normal to the scan plane | Richard A. Keeney | 2001-05-29 |
| 5345376 | Switching power supply with electronic isolation | — | 1994-09-06 |
| 5235162 | Plasma pilot arc ignition system | — | 1993-08-10 |
| 5039837 | Plasma torch head, body, handle and control circuitry | Corwin L. Namken | 1991-08-13 |