Average Co-Inventor Count = 1.00
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. Gpx Corp. (5 from 12 patents)
5 patents:
1. D538781 - CD/DVD player and radio
2. D534897 - Speaker system
3. D522994 - CD player
4. D513610 - Compact disc player
5. D502463 - Headphone