Average Co-Inventor Count = 4.00
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. Nippon Steel Corporation (1 from 3,568 patents)
2. Sakai Chemical Industry Co., Ltd. (1 from 158 patents)
1 patent:
1. 4352899 - Coating composition for metal-substrate