Average Co-Inventor Count = 3.75
ph-index = 2
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. Fujitsu Corporation (2 from 39,228 patents)
2 patents:
1. 4809298 - Radio data transmission system
2. 4788696 - Decision timing control circuit