4. Plastic and nonmetallic article shaping or treating: processes
  5. Vacuum treatment of work
  6. To degas or prevent gas entrapment

Oscar Kai Chi Hsu

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Fiber embedded polishing pad

Abrading – Flexible-member tool – per se – Comprising fibers
Reexamination Certificate

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Fiber embedded polishing pad

Abrading – Abrading process
Reexamination Certificate

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Multilayered polishing pad, method for fabricating, and use...

Abrading – Flexible-member tool – per se – Comprising fibers
Reexamination Certificate

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Polishing pad

Abrading – Abrading process
Reexamination Certificate

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Polishing pad grooving method and apparatus

Abrading – Abrading process – With tool treating or forming
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2923890

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