Average Co-Inventor Count = 4.44
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. Ciba Specialty Chemicals Corporation (2 from 1,524 patents)
2 patents:
1. 6048667 - Heterogeneous photo-initiators, photopolymerizable compositions and
2. 5789482 - Epoxy resin with anhydride, toughener and active hydrogen-containing