Average Co-Inventor Count = 2.77
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. (3 from 1,258 patents)
3 patents:
1. 9720407 - Substrate processing system, substrate processing apparatus and method for accumulating data for substrate processing apparatus
2. 9104196 - Substrate processing system and group managing apparatus
3. 8266095 - Substrate processing system and operation inspecting method