Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9923884 | In-circuit security system and methods for controlling access to and use of sensitive data | Barry W. Johnson, David C. Russell, Jonathan A. Tillack | 2018-03-20 |
| 9319405 | System and methods for assignation and use of media content subscription service privileges | David C. Russell, Barry W. Johnson | 2016-04-19 |
| 9124930 | In-circuit security system and methods for controlling access to and use of sensitive data | Barry W. Johnson, David C. Russell, Jonathan A. Tillack | 2015-09-01 |
| RE42038 | Man-machine interface for controlling access to electronic devices | David S. Abdallah, Barry W. Johnson | 2011-01-18 |