Average Co-Inventor Count = 9.00
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. Sumitomo Electric Industries, Limited (1 from 10,250 patents)
2. Sumitomo Electric Hardmetal Corp. (1 from 551 patents)
3. A.l.m.t. Corporation (1 from 80 patents)
1 patent:
1. 11007558 - Diamond die