Average Co-Inventor Count = 3.27
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-tech Corporation (2 from 1,122 patents)
2. Hitachi-high-technologies Corporation (1 from 2,874 patents)
3 patents:
1. 11860177 - Analysis method of automatic analyzer
2. 10746755 - Automatic analyzer
3. 10234472 - Automatic analysis device