Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5461288 | Power management device for large electronic flash units | Neal Chaves, David Mendelsohn | 1995-10-24 |
| 5061296 | Air purification system | William T. Sengpiel | 1991-10-29 |