Average Co-Inventor Count = 4.02
ph-index = 9
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. Relion, Inc. (13 from 22 patents)
2. Avista Laboratories, Inc. (5 from 14 patents)
3. Plug Power Inc. (1 from 176 patents)
4. Avista Corporation (1 from 14 patents)
5. Emergent Power, Inc (1 from 3 patents)
6. Avista Labs (1 from 1 patent)
22 patents:
1. 10957929 - Fuel cell stack
2. 9293778 - Proton exchange membrane fuel cell
3. 9012101 - Fuel cell stacks
4. 8597846 - Proton exchange membrane fuel cell stack and fuel cell stack module
5. 8192889 - Proton exchange membrane fuel cell stack and fuel cell stack module
6. 8026020 - Proton exchange membrane fuel cell stack and fuel cell stack module
7. 8003274 - Direct liquid fuel cell
8. 7722972 - Apparatus and method for controlling a fuel cell using the rate of voltage recovery
9. RE39556 - Fuel cell and method for controlling same
10. 7049017 - Method and apparatus for monitoring equivalent series resistance and for shunting a fuel cell
11. 6982129 - Method and apparatus for monitoring equivalent series resistance and for shunting a fuel cell
12. 6828050 - Fuel cell
13. 6811906 - Method and apparatus for monitoring equivalent series resistance and for shunting a fuel cell
14. 6805987 - Method and apparatus for monitoring equivalent series resistance and for shunting a fuel cell
15. 6773839 - Fuel cell power systems and methods of controlling a fuel cell power system