Average Co-Inventor Count = 2.50
ph-index = 4
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. (5 from 456 patents)
5 patents:
1. D559927 - Hoop portions of a sports racquet
2. 7285062 - Racquet having cantilevered hoop portions
3. 6383099 - Tennis racquet
4. 6050909 - Game racquet with string slots in inner wall
5. D368749 - Vibration dampener for a game racquet