Average Co-Inventor Count = 2.18
ph-index = 3
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 (6 from 21,595 patents)
6 patents:
1. 5972585 - Color negatives adapted for visual inspection
2. 5622797 - Device and method for handling and processing photographic film
3. 4266002 - Substituted 1-phenyl-3-pyrazolidinone electron transfer agents
4. 4209580 - Substituted 1-phenyl-3-pyrazolidinone electron transfer agents
5. 4192679 - Bifunctional benzisoxazolone compounds
6. 4192678 - N-alkyl- or N-aryl-benzisoxazolone scavenger compounds