Average Co-Inventor Count = 3.75
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. Hitachi Chemical Company, Ltd. (2 from 1,641 patents)
2. Hitachi Borden Chemical Products, Inc. (1 from 2 patents)
2 patents:
1. 5569321 - Pre-treating solution for electroless plating
2. 5076840 - Electroless copper plating solution