Average Co-Inventor Count = 3.83
ph-index = 2
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. Hitachi Chemical Company, Ltd. (3 from 1,641 patents)
2. Chugoku Marine Paints, Ltd. (1 from 42 patents)
3 patents:
1. 4973624 - Coating resin composition
2. 4795785 - Coating resin composition
3. 4129610 - Water-soluble coating composition for ship bottoms