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. Ngk Spark Plug Company, Limited (1 from 2,606 patents)
2. Tokyo Institute of Technology (1 from 566 patents)
3. Kanagawa Institute of Industrial Science and Technology (1 from 16 patents)
1 patent:
1. 11851344 - Complex oxide ceramic, method for producing same, and article