Average Co-Inventor Count = 4.00
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. Lifeline Systems, Inc. (2 from 28 patents)
2 patents:
1. D376330 - Communicator for a personal emergency response system
2. D372435 - Communicator for a personal emergency response system