Average Co-Inventor Count = 2.00
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. Sumika Color Company, Limited (1 from 6 patents)
1 patent:
1. 6191198 - Micro-powdery stain composition for unsaturated polyester resin, unsaturated polyester resin composition and production process therefor