Average Co-Inventor Count = 7.33
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. Fisher & Paykel Healthcare Limited (5 from 1,232 patents)
5 patents:
1. D1087332 - Nasal cannula
2. D1047135 - Exhalation port for breathing circuit
3. D1026210 - Exhalation port for breathing circuit
4. D908209 - Nasal cannula
5. D825053 - Nasal cannula