Average Co-Inventor Count = 2.40
ph-index = 2
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. Wilson Sporting Goods Co. (1 from 456 patents)
2 patents:
1. 6964624 - Bumper guard for a sports racquet
2. D458324 - Racket having bearings in frame