Average Co-Inventor Count = 3.00
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. Mec Company Ltd. (1 from 58 patents)
1 patent:
1. 6746621 - Micro-etching composition for copper or copper alloy, micro-etching method, and method for manufacturing printed circuit board