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. Seiko Instruments Inc (1 from 2,899 patents)
1 patent:
1. 8197949 - Blank for a ring member of a bearing, manufacturing method for the same, manufacturing method for a ring member of a bearing, and bearing