Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5254388 | Light control film with reduced ghost images | Scott G. Theirl | 1993-10-19 |
| 5054885 | Light fixture including a partially collimated beam of light and reflective prisms having peaks lying on a curved surface | — | 1991-10-08 |
| 4874228 | Back-lit display | Kenneth A. Aho, Richard A. Miller | 1989-10-17 |
| 4799131 | Automotive lighting element | Kenneth A. Aho, Richard A. Miller | 1989-01-17 |