Average Co-Inventor Count = 5.00
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 (2 from 10,264 patents)
2 patents:
1. 11396451 - Tungsten carbide powder and production method therefor
2. 11339096 - Tungsten carbide powder