Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5642497 | Digital disk recorder using a port clock having parallel tracks along a timeline with each track representing an independently accessible media stream | Errol C. Crary, Richard W. Stallkamp, Douglas C. Stevens, Alexandru Mitaru | 1997-06-24 |