4. Chemistry: electrical current producing apparatus, product, and
  5. Fuel cell, subcombination thereof, or method of making or...
  6. Method of making a fuel cell, fuel cell stack, or...

Norihiko Kawabata

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Fuel cell having a separator with water-retaining groove...

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

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Fuel cell stack

Chemistry: electrical current producing apparatus – product – and – Having means to accommodate electrode expansion
Reexamination Certificate

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MEA, MEA manufacturing method, and polymer electrolyte fuel...

Chemistry: electrical current producing apparatus – product – and – Fuel cell – subcombination thereof – or method of making or... – Means for joining components together
Reexamination Certificate

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Polymer electrolyte fuel cell

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

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Polymer electrolyte fuel cell and manufacturing method for...

Chemistry: electrical current producing apparatus – product – and – Fuel cell – subcombination thereof – or method of making or... – Method of making a fuel cell – fuel cell stack – or...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2243806

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