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. Sumitomo Electric Hardmetal Corp. (2 from 553 patents)
2 patents:
1. 12226840 - Rotary cutting tool cutting insert and rotary cutting tool
2. D1029058 - Cutting tool