Chung-Yao Chao

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Anti-tarnish treatment of metal foil

Coating processes – Immersion or partial immersion – Metal base
Patent

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Anti-tarnish treatment of metal foil

Chemistry: electrical and wave energy – Processes and products
Patent

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Chromium-zinc anti-tarnish coating for copper foil

Stock material or miscellaneous articles – All metal or with adjacent metals – Foil or filament smaller than 6 mils
Patent

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Chromium-zinc anti-tarnish coating on copper foil

Stock material or miscellaneous articles – All metal or with adjacent metals – Foil or filament smaller than 6 mils
Patent

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Discharge lamp exhibiting reduced thermal stress and method...

Electric lamp and discharge devices – With gas or vapor – Having electrode lead-in or electrode support sealed to...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-335221

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