Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8172578 | Systems, program products, and methods of organizing and managing curriculum information | Elizabeth Clark, John Mathis, David Lambson, Tom Black, Linda Helbach +1 more | 2012-05-08 |
| 5872667 | Mechanical operations and volume format identifying system zones for tape media | Lionel C. Shih | 1999-02-16 |
| 5446602 | Tape media formatted to include multiple, spaced apart system zones each for storing volume format information | Lionel C. Shih | 1995-08-29 |
| 5388012 | Partitioning of magnetic tape into sequentially occurring partitions between and around regularly occurring system zones | Lionel C. Shih | 1995-02-07 |