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. Nippon Gasket Company, Ltd. (2 from 50 patents)
2 patents:
1. 9291121 - Cylinder head gasket
2. 8608178 - Cylinder head gasket