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. Jobst Institute, Inc. (2 from 19 patents)
2 patents:
1. 4712540 - Cervical collar
2. 4442834 - Pneumatic splint