Average Co-Inventor Count = 3.00
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 (1 from 320 patents)
2. Invacare International Sarl (1 from 30 patents)
3. Invacare International Gmbh (10 patents)
2 patents:
1. D921542 - Wheelchair
2. D896135 - Wheelchair frame element