Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7021814 | Support extension for stage apparatus | — | 2006-04-04 |
| 6499410 | Crossover/protector with warning light | — | 2002-12-31 |
| 5842764 | Control knob dial illumination | — | 1998-12-01 |
| 5664860 | Control knob dial illumination | — | 1997-09-09 |
| 5638151 | Self-contained electroluminescent back-lit clap board/slate having an LCD clock display | — | 1997-06-10 |
| 5564812 | Control knob dial illumination | — | 1996-10-15 |
| D368491 | Clap board | — | 1996-04-02 |
| 5457507 | Self-contained electroluminescent back-lit clap board/slate | — | 1995-10-10 |