4. Valves and valve actuation
  5. Electrically actuated valve
  6. Rotary electric actuator

Jefferson Y. S. Yang

Inventor

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Bi-directional flow control device

Fluid handling – Line condition change responsive valves – Bi-directional flow valves
Patent

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Fast acting multiple element valve

Fluid handling – With repair – tapping – assembly – or disassembly means – Assembling – disassembling – or removing cartridge type valve
Patent

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Fluid control device

Valves and valve actuation – Electrically actuated valve – Rotary electric actuator
Patent

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Fluid control device

Valves and valve actuation – Electrically actuated valve – Rotary electric actuator
Patent

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Fuel cell and bipolar plate for use with same

Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
Reexamination Certificate

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Profile ID: LFUS-PAI-P-279719

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