DIFF Subgroup
H01M 8/04298 Processes for controlling fuel cells or fuel cell systems
Introduced: January 2016
Full Title
Fuel cells; Manufacture thereof > Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids > Processes for controlling fuel cells or fuel cell systems
Of 5 combined children, 4 exist in both systems.
1 codes are CPC-only extensions.
IPC defines codes here since 2016.
Child Classifications
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- H01M 8/04313 characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function since 2016 IPC+CPC Available in IPC and CPC
- H01M 8/04694 characterised by variables to be controlled since 2016 IPC+CPC Available in IPC and CPC
- H01M 8/04992 characterised by the implementation of mathematical or computational algorithms, e.g. feedback control loops, fuzzy logic, neural networks or artificial intelligence since 2016 IPC+CPC Available in IPC and CPC