Average Co-Inventor Count = 3.43
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. American Hospital Supply Corporation (4 from 433 patents)
4 patents:
1. 4472847 - Patient treating mattress
2. 4358865 - Disposable sheet system for patient stretcher
3. D266470 - Patient treatment mattress with inflatable channels
4. 4347633 - Patient treating mattress