Average Co-Inventor Count = 5.33
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. Van Der Hoeven; Martin A. (2 from 2 patents)
2. Richmond; David J. (1 from 1 patent)
3. Van Der Hoeven; Francois H. (1 from 1 patent)
4. Goldenhersh; Lawrence E. (1 from 1 patent)
5. Cayne; Jaeson D. (1 from 1 patent)
2 patents:
1. D395685 - Abdominal exercise apparatus
2. D392004 - Exercise unit