Average Co-Inventor Count = 2.00
ph-index = 1
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. Sirius Xm Radio Inc. (2 from 134 patents)
2 patents:
1. 9231563 - Radio preset key assignment method and apparatus
2. 8355686 - Radio preset key assignment method and apparatus