Average Co-Inventor Count = 5.00
ph-index = 3
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. Sirf Technology, Inc. (4 from 244 patents)
2. Csr Technology Inc. (1 from 196 patents)
5 patents:
1. 8954269 - Host based satellite positioning systems
2. 7813875 - Layered host based satellite positioning solutions
3. 7792639 - Host based satellite positioning systems
4. 7546395 - Navagation processing between a tracker hardware device and a computer host based on a satellite positioning solution system
5. 7043363 - Host based satellite positioning systems