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. The Furukawa Electric Co., Ltd. (1 from 2,634 patents)
2. Kanto Denka Kogyo Co., Ltd. (1 from 76 patents)
3. Fuji Die Co., Ltd. (1 from 7 patents)
1 patent:
1. 4519839 - Sintered high vanadium high speed steel and method of making same