Average Co-Inventor Count = 3.48
ph-index = 5
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Other (2 from 832,680 patents)
2. Motorola Corporation (2 from 20,290 patents)
3. Sirius Xm Radio Inc. (2 from 133 patents)
4. Xm Satellite Radio Inc. (2 from 63 patents)
9 patents:
1. 8498568 - System and method for providing recording and playback of digital media content
2. 8054968 - Method and apparatus for providing prepaid music card for deciphering recorded broadcast audio signals
3. 7809326 - System and method for providing recording and playback of digital media content
4. 7454166 - System and method for providing recording and playback of digital media content
5. 5872521 - Method and apparatus for marking messages in selective call receivers
6. 5767786 - Method of providing voice memos in a selective call receiver
7. 5396264 - Automatic menu item sequencing method
8. D344447 - Flagpole bracket
9. 4864962 - Combination flagpole and bracket