Average Co-Inventor Count = 5.00
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. Hitachi-high-technologies Corporation (1 from 2,874 patents)
1 patent:
1. 9110073 - Liquid chromatograph, liquid chromatograph column and filter for liquid chromatograph column