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. Invacare Corporation (2 from 320 patents)
2 patents:
1. 8272084 - Patient lift with hanger bar attachment
2. 8250687 - Patient lift with adjustable knee pads and sling hooks