Average Co-Inventor Count = 4.83
ph-index = 8
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 (10 from 320 patents)
10 patents:
1. D735622 - Armrest for a wheelchair
2. 8931583 - Wheelchair
3. D721017 - Wheelchair frame
4. D720659 - Wheelchair
5. D720663 - Wheelchair
6. D687744 - Wheelchair seat
7. D656070 - Wheelchair shroud
8. D654408 - Wheelchair frame
9. D642500 - Frame
10. D642499 - Wheelchair