4. Stock material or miscellaneous articles
  5. Self-sustaining carbon mass or layer with impregnant or...

Katsunori Sugita

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Carbon-phenol resin molding compound

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Reexamination Certificate

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Fuel cell separator

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

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Fuel cell separator and production method therefor

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

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Method of manufacturing separator for fuel cells

Compositions – Electrically conductive or emissive compositions – Elemental carbon containing
Reexamination Certificate

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Sealing material made of expanded graphite and a method of produ

Stock material or miscellaneous articles – Self-sustaining carbon mass or layer with impregnant or...
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Profile ID: LFUS-PAI-P-748830

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