Average Co-Inventor Count = 4.61
ph-index = 4
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 (4 from 320 patents)
4 patents:
1. 7302716 - Adjustable bed
2. 6997082 - Adjustable bed
3. 6983495 - Adjustable height bed
4. D504256 - Bed end cover