Average Co-Inventor Count = 3.00
ph-index = 3
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. Power Systems Inc. (3 from 5 patents)
3 patents:
1. D664622 - Exercise apparatus
2. D664624 - Exercise apparatus
3. D632352 - Exercise hurdle