Average Co-Inventor Count = 2.00
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. Invacare Corporation (2 from 320 patents)
2 patents:
1. 5573260 - Sport wheelchair having a T-frame
2. D365787 - Sport wheelchair having a T-frame