Average Co-Inventor Count = 3.00
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. Mitsui Minings & Melting Co., Ltd. (2 from 817 patents)
2 patents:
1. 5545466 - Copper-clad laminate and printed wiring board
2. 5437914 - Copper-clad laminate and printed wiring board