Average Co-Inventor Count = 3.00
ph-index = 3
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. Ric Investments, Inc. (3 from 297 patents)
3 patents:
1. 8256421 - Patient interface with forehead and chin support
2. 7748384 - Patient interface with forehead and chin support
3. 7047971 - Patient interface with forehead and chin support