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. Unitika Ltd. (1 from 390 patents)
2. Dowa Mining Co., Ltd. (1 from 217 patents)
1 patent:
1. 4517096 - Method of selective separation and concentration of gallium and/or