Average Co-Inventor Count = 6.00
ph-index = 1
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. Active Power, Inc. (1 from 44 patents)
1 patent:
1. 7693402 - Thermal storage unit and methods for using the same to heat a fluid