Issued Patents All Time
Showing 126–139 of 139 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483547 | Transmission signal ID for analog television broadcasts | — | 2002-11-19 |
| 6401242 | Method and apparatus for designating a preferred source to avoid duplicative programming services | Zicheng Guo | 2002-06-04 |
| 6173330 | Delivery and acquisition of data segments with optimized inter-arrival time | Zicheng Guo | 2001-01-09 |
| 6160545 | Multi-regional interactive program guide for television | Zicheng Guo | 2000-12-12 |
| 6018764 | Mapping uniform resource locators to broadcast addresses in a television signal | Michael Field | 2000-01-25 |
| 5982411 | Navigation among grouped television channels | Robert M. Rast | 1999-11-09 |
| 5982445 | Hypertext markup language protocol for television display and control | Michael Field | 1999-11-09 |
| 5844620 | Method and apparatus for displaying an interactive television program guide | Misti Coleman, Ann Marie Canfield, Zicheng Guo | 1998-12-01 |
| 5801753 | Method and apparatus for providing an interactive guide to events available on an information network | Zicheng Guo | 1998-09-01 |
| 5671276 | Method and apparatus for impulse purchasing of packaged information services | Allen Shumate | 1997-09-23 |
| 5594794 | Method and apparatus for free previews of communication network services | Allen Shumate, Paul Moroney | 1997-01-14 |
| 5485577 | Method and apparatus for incremental delivery of access rights | Paul Moroney | 1996-01-16 |
| 5398237 | Acquisition and tracking of independent quadrature modulated bitstreams | Paul Moroney, Kent Walker, Harris Simon, Stephen How | 1995-03-14 |
| 5134700 | Microcomputer with internal ram security during external program mode | Paul Moroney | 1992-07-28 |