Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5266980 | Synchronized audio visual story-telling toy | Donald Ratner, Paul Feinsinger | 1993-11-30 |
| 4782335 | Video art electronic system | — | 1988-11-01 |
| 4718028 | Extremely high speed, real-time background filter for radiation detectors | Richard E. Burney, J. Brian Murphy, Carl G. Pfeiffer, Richard L. Hedden | 1988-01-05 |