Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5195092 | Interactive multimedia presentation & communication system | Karl W. McCalley | 1993-03-16 |
| 5191410 | Interactive multimedia presentation and communications system | Karl W. McCalley, James L. Fischer | 1993-03-02 |
| 5170890 | Particle trap | William L. Clarke | 1992-12-15 |
| 5119188 | Digital audio-video presentation display system | Karl W. McCalley, Richard M. McNorgan, Allan Lodberg, James L. Fischer | 1992-06-02 |
| 5113496 | Bus interconnection structure with redundancy linking plurality of groups of processors, with servers for each group mounted on chassis | Karl W. McCalley, Victor J. Szeplaki | 1992-05-12 |
| 4829372 | Presentation player | Karl W. McCalley, James L. Fischer | 1989-05-09 |
| 4792849 | Digital interactive communication system | Karl W. McCalley, James L. Fischer | 1988-12-20 |