Average Co-Inventor Count = 3.00
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 Insulators, Inc. (2 from 4,918 patents)
2 patents:
1. 5702053 - Composite insulator-packing container and a method for packing a
2. 4921095 - Cratings for insulator