Average Co-Inventor Count = 3.43
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. Physio-control, Inc. (2 from 427 patents)
2 patents:
1. 8890702 - Defibrillator delivering audible prompts to earpiece
2. 8744574 - Defibrillator with mutable sound prompts