Average Co-Inventor Count = 4.00
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-kokusai Electric Inc. (1 from 1,257 patents)
1 patent:
1. 7884034 - Method of manufacturing semiconductor device and substrate processing apparatus