Average Co-Inventor Count = 2.25
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. Cosco, Inc. (3 from 106 patents)
3 patents:
1. 6026933 - Step stool
2. 4799700 - Collapsible walker
3. 4485892 - Platform stool