Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5917655 | Method and apparatus for generating a stereoscopic image | David Charles Lehnen | 1999-06-29 |
| 5748389 | Optical pedestal and method for using the same | Gordon O. Berg, David Charles Lehnen, Joseph W. Frisbie | 1998-05-05 |