Average Co-Inventor Count = 2.50
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. Sharp Kabushiki Kaisha Corporation (3 from 25,577 patents)
3 patents:
1. D490065 - Portable telephone
2. D475689 - Portable telephone
3. D394443 - Combined monitor screen digital disk recorder and electronic still camera