Average Co-Inventor Count = 2.25
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. Unisys Corporation (1 from 2,439 patents)
3 patents:
1. D1040952 - Training ball for pitchers
2. D1040268 - Training ball for pitchers
3. 9015800 - User security comparison and reversion