Average Co-Inventor Count = 6.00
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 (1 from 21,594 patents)
2. Eastman Chemical Company (1 from 2,001 patents)
2 patents:
1. 5340910 - Process for preparing 1-cyano-3H-dibenz[f,ij]isoquinoline-2,7-diones and
2. 5252699 - Process for preparing 1-cyano-3H-dibenz[f,ij] isoquinoline-2,7-diones