Average Co-Inventor Count = 5.46
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. Sumitomo Chemical Company, Limited (2 from 6,893 patents)
2 patents:
1. 5446124 - Aromatic oligomer and process for preparing the same
2. 5376730 - Thermoplastic graft copolymer and process for preparing the same