4. Machine element or mechanism
  5. Mechanical movements
  6. Reciprocating or oscillating to or from alternating rotary

Wen-Chia Wu

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Magnetic spacer

Bearings – Linear bearing – Roller bearing
Reexamination Certificate

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Partition room and spacer ball for ball screw unit

Machine element or mechanism – Gearing – Directly cooperating gears
Reexamination Certificate

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Roller screw having plural circulating devices cooperating...

Machine element or mechanism – Gearing – Directly cooperating gears
Reexamination Certificate

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Screw-driven fan device

Machine element or mechanism – Mechanical movements – Reciprocating or oscillating to or from alternating rotary
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2225628

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