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. Hitachi, Ltd. (1 from 42,535 patents)
2. Furukawa Aluminum Co., Ltd. (1 from 35 patents)
1 patent:
1. 5235835 - Method and apparatus for controlling flatness of strip in a rolling mill