Average Co-Inventor Count = 4.44
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. Ballard Power Systems Ag (2 from 70 patents)
2. Nucellsys Gmbh (1 from 38 patents)
3 patents:
1. 7056361 - Gas producing system
2. 6740303 - Gas generating system for a fuel cell system and method of operating a gas generating system
3. 6582843 - Fuel cell system