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. (1 from 50 patents)
1 patent:
1. 5895056 - Metal gasket with seal members at an area between a main seal portion