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. Screen Holdings Co., Ltd. (1 from 1,116 patents)
2. Kitz Sct Corporation (1 from 30 patents)
1 patent:
1. 10471479 - Treatment device and exhaust switching device therefor, and exhaust switching unit and switching valve box