4. Electricity: electrical systems and devices
  5. Electrolytic systems or devices
  6. Double layer electrolytic capacitor

Qinbai Fan

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Air-breathing direct methanol fuel cell with metal foam...

Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
Reexamination Certificate

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Bipolar membrane for electrochemical supercapacitors and...

Electricity: electrical systems and devices – Electrolytic systems or devices – Double layer electrolytic capacitor
Reexamination Certificate

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Composite polymer electrolyte membrane for polymer...

Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
Reexamination Certificate

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Direct carbon fueled solid oxide fuel cell or high...

Chemistry: electrical current producing apparatus – product – and – Having magnetic field feature
Reexamination Certificate

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Folded metal bipolar sheets for fuel cells

Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2230624

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