Average Co-Inventor Count = 5.00
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. Sumitomo Cement Co., Ltd. (2 from 35 patents)
2. Other (1 from 832,880 patents)
3. Kazunori Kijima Kyoto (1 from 1 patent)
2 patents:
1. 5094985 - Sintered silicon carbide body with high thermal conductivity and process
2. 5093039 - Highly pure sintered carbide with high electric conductivity and process