Average Co-Inventor Count = 6.12
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. Konishiroku Photo Industry Co., Ltd. (2 from 1,252 patents)
2 patents:
1. 4695533 - Silver halide photographic light-sensitive material
2. 4690888 - Silver halide color photo-sensitive material