Average Co-Inventor Count = 2.25
ph-index = 3
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. Ballard Power Systems Corporation (2 from 304 patents)
2. Continental Automotive Systems Us, Inc. (1 from 222 patents)
3 patents:
1. 7690456 - Power generation system suitable for hybrid electric vehicles
2. 6890218 - Three-phase connector for electric vehicle drivetrain
3. 6572416 - Three-phase connector for electric vehicle drivetrain