Average Co-Inventor Count = 3.00
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. Motorola Corporation (3 from 20,290 patents)
3 patents:
1. 5903852 - Radiotelephone operating technique
2. 5649306 - Portable radio housing incorporating diversity antenna structure
3. 5594778 - Radio telephone operating technique