Average Co-Inventor Count = 3.43
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. 4455327 - Dual surface film coating of running web
2. 3947168 - Film casting apparatus for the purification of photographic materials