Average Co-Inventor Count = 2.77
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. D419565 - Accessory housing for a portable radio communication device
2. D411843 - Portable radio communication device
3. D388081 - Portable radiotelephone