Average Co-Inventor Count = 6.00
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. Sumitomo Bakelite Company Limited (1 from 612 patents)
2. Sumitomo Baeklite Company Limited (1 from 1 patent)
2 patents:
1. 7442729 - Composition of epoxy resin, polyphenolic compound and trisubstituted phosphonionphenolate salt
2. 7074738 - Curing accelerator, epoxy resin composition, and semiconductor device