Average Co-Inventor Count = 7.20
ph-index = 2
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 Ceramics Co., Ltd. (2 from 189 patents)
2 patents:
1. 5462800 - Silicon carbide coated carbon composite material and method for making
2. 5448418 - Mirror for SOR