4. Bleaching and dyeing; fluid treatment and chemical modification
  5. Treatment of hides, skins, feathers and animal tissues
  6. Tanning

Ying-Hui Lai

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Battery holder for power tool

Equipment for production – distribution – or transformation of ene – Energy conversion or transformation – Battery charger
Design Patent

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Elbow-type power hand tool

Tool driving or impacting – Automatic control of power operated means – Drive means responsive to torque or speed condition
Reexamination Certificate

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Power screwdriver

Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent

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Volatile noble metal organometallic complexes

Organic compounds -- part of the class 532-570 series – Organic compounds – Heavy metal containing
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2791261

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