Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7683811 | Storage and retrieval of compressed data in mixed mode | — | 2010-03-23 |
| 7453378 | Method for encoding data | — | 2008-11-18 |
| 7298293 | Method for encoding data | — | 2007-11-20 |
| 5330358 | Computerized educational and entertainment device | — | 1994-07-19 |
| 4668194 | Multi-modal educational and entertainment system | — | 1987-05-26 |
| 4525148 | Multi-modal educational and entertainment system | — | 1985-06-25 |