Average Co-Inventor Count = 1.50
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. Fuji Photo Film Company, Limited (2 from 16,458 patents)
2 patents:
1. 5475229 - Radiographic intensifying screen
2. 4874687 - Method for forming an image