Average Co-Inventor Count = 2.53
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 (4 from 21,594 patents)
4 patents:
1. 5576159 - Photographic element with color enhancing layer adjacent to an emulsion
2. 5300415 - Photographic paper
3. 5252424 - Photographic paper
4. 5234804 - Photographic paper support with silver halide emulsion layer