Patents per Year
Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6477010 | Data storage tape cartridge with misinsertion notches | Michael W. Johnson, Leon C. Oenes | 2002-11-05 | |
| 6031676 | System for sensing a tape cartridge | Leon C. Oenes, Philip M. Morgan | 2000-02-29 | $10,016,000 |
| 4332465 | Balanced photoconductor usage control system | — | 1982-06-01 | $20,955,000 |