Average Co-Inventor Count = 1.71
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. Atlantic Richfield Company (2 from 1,851 patents)
2. Other (1 from 832,880 patents)
3 patents:
1. 5170362 - Redundant system for interactively evaluating the capabilities of
2. 5103408 - Apparatus and method for determining the ability of an individual to
3. 4018441 - Jump-rope training exercise device