Average Co-Inventor Count = 2.00
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. Sumco Corporation (1 from 600 patents)
1 patent:
1. 8481346 - Method of analyzing iron concentration of boron-doped P-type silicon wafer and method of manufacturing silicon wafer