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. Chang Chun Plastics Co., Ltd. (1 from 103 patents)
1 patent:
1. 6617028 - Phosphorus and nitrogen containing resin hardener and a flame retarding resin composition containing said hardener