Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9143333 | System and method for multicast transmission | David E. Espenlaub, Francis Dinha, James Yonan | 2015-09-22 |
| 8787205 | System and method for multicast transmission | David E. Espenlaub, Francis Dinha, James Yonan | 2014-07-22 |
| 8763146 | System and method for digital rights management of digital media | Kimmy F. Nimon, David E. Espenlaub | 2014-06-24 |
| 8448073 | Multiple camera group collaboration system and method | Gregory L. Mayhan, Charles Eric Langford, Samuel R. Langford | 2013-05-21 |
| 8429752 | System and method for digital rights management of digital media | Kimmy F. Nimon, David E. Espenlaub | 2013-04-23 |
| 8300553 | System and method for multicast transmission | David E. Espenlaub, Francis Dinha, James Yonan | 2012-10-30 |
| 8000261 | System and method for multicast transmission | David E. Espenlaub | 2011-08-16 |
| 7864991 | System and method for assisting a visually impaired individual | David E. Espenlaub | 2011-01-04 |
| 7539504 | Wireless telepresence collaboration system | Adam Taylor Ruef, John Charles Radford | 2009-05-26 |
| 5414754 | System for providing proactive call services utilizing remote monitors | Joel A. Pugh | 1995-05-09 |
| 5291489 | Interprocessor switching network | James D. Morgan, Allen R. Adams, Jr., Edgar L. Read | 1994-03-01 |
| 5134647 | Automatic voice/data messaging enhancements | Joel A. Pugh | 1992-07-28 |
| 5131024 | Method and apparatus for providing proactive call services following call completion | Joel A. Pugh | 1992-07-14 |
| 4885739 | Interprocessor switching network | Edgar L. Read, Elwyn E. Grant, Gary A. Keto, Sharlene C. Lin, James D. Morgan +3 more | 1989-12-05 |