Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5850284 | Apparatus for detecting a polarization altering substance on a surface | Daniel Schoeffler, Howard Stern | 1998-12-15 |
| 5841538 | Apparatus for detecting a polarization altering substance on a surface | Daniel Schoeffler, Howard Stern | 1998-11-24 |
| 5723869 | Multichannel position sensing detector | William E. Yonescu, Donald S. Fritz | 1998-03-03 |
| 5554858 | Segmented position sensing detector for reducing non-uniformly distributed stray light from a spot image | William E. Yonescu, Donald S. Fritz | 1996-09-10 |
| 5263567 | Horizontal vibrator method for orienting articles | — | 1993-11-23 |