Average Co-Inventor Count = 1.20
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. Other (3 from 832,718 patents)
3 patents:
1. 6220990 - Jumping jack exercise machine
2. 5527248 - Variable controlled traction exercise apparatus
3. 4583731 - Spinal exercising apparatus