Average Co-Inventor Count = 3.43
ph-index = 4
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 (4 from 20,290 patents)
4 patents:
1. D302688 - Portable two-way radio or similar article
2. D299226 - Portable radio battery or similar article
3. D298136 - Combined printer and charger for display pager
4. D280323 - Microphone or similar article