Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10275262 | Multi-model modes of one device | William Bull | 2019-04-30 |
| 9880801 | Navigation systems and methods | William Bull | 2018-01-30 |
| 9557877 | Advanced playlist creation | William Bull | 2017-01-31 |
| 8898568 | Audio user interface | William Bull, Jonathan A. Schiller | 2014-11-25 |
| 8826132 | Methods and systems for navigating content on a portable device | William Bull | 2014-09-02 |
| 8634944 | Auto-station tuning | William Bull | 2014-01-21 |
| 8560950 | Advanced playlist creation | William Bull | 2013-10-15 |