Average Co-Inventor Count = 2.67
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 (2 from 21,597 patents)
2 patents:
1. 4153459 - Hybrid color photographic elements and processes for developing same
2. 4135929 - Photographic sulfonamido compounds and elements and processes using them