4. Horizontally supported planar surfaces
  5. Vertically adjustable
  6. Shelf type

Chao Ken Chen

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Adjustable armrest of an office chair

Chairs and seats – Armrest – Adjustable to multiple use positions relative to bottom or back
Patent

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Auxiliary table plate device with elevation adjusting device

Horizontally supported planar surfaces – Horizontally adjustable – Concurrent horizontal and vertical movements
Reexamination Certificate

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Chair

Design Patent

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Chair

Design Patent

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Chair

Furnishings – Furniture – freestanding support – or frame therefor – Seating unit
Patent

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Profile ID: LFUS-PAI-P-1396646

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