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. Toshiba Kikai Kabushiki Kaisha (1 from 746 patents)
1 patent:
1. 8641962 - Highly stiff and highly damping cast iron