Average Co-Inventor Count = 3.43
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. Gm Global Technolgoy Operations, Inc. (1 from 31,024 patents)
2. Gm Global Technologies LLC (1 from 2 patents)
2 patents:
1. 8105720 - Humidity sensing device for use in fuel cell systems
2. 7938386 - Fuel cell air humidifier