Average Co-Inventor Count = 2.67
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. Survivalink Corporation (1 from 56 patents)
2. Seven, Ltd. (1 from 2 patents)
2 patents:
1. D394903 - External defibrillator
2. D353841 - Newspaper vending machine