Average Co-Inventor Count = 1.89
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. Eastman-kodak Company (3 from 21,594 patents)
3 patents:
1. 4737439 - Photographic compositions and elements including internal latent image
2. 4004929 - Color corrected photographic elements
3. 3998642 - Silver halide emulsions with incorporated 4,6-difluorophenolic couplers