Average Co-Inventor Count = 1.50
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. Ballard Power Systems Ag (1 from 70 patents)
2. Nucellsys Gmbh (1 from 38 patents)
2 patents:
1. 7413820 - Fuel cell system with recombiner
2. 6884532 - Fuel cell system and method for operating the fuel cell system