Average Co-Inventor Count = 3.00
ph-index = 1
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. Gulf Oil Corporation (3 from 232 patents)
3 patents:
1. 4396545 - Bis(arylazo)diimides pigments
2. 4313887 - Bis-quinizarin compounds
3. 4218555 - Process for preparation of acetylene end-capped polyimide oligomers