4. Rotary kinetic fluid motors or pumps
  5. Working fluid passage or distributing means associated with...
  6. Specific casing or vane material

Robert Alan Johnson

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Apparatus and method for rejuvenating cooling passages...

Electrolysis: processes – compositions used therein – and methods – Electrolytic erosion of a workpiece for shape or surface... – Moving tool electrode
Reexamination Certificate

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Article having turbulation and method of providing...

Stock material or miscellaneous articles – All metal or with adjacent metals – Having metal particles
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Article having turbulation and method of providing...

Stock material or miscellaneous articles – All metal or with adjacent metals – Foil or filament smaller than 6 mils
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Article having turbulation and method of providing...

Metal fusion bonding – Process – Preplacing solid filler
Reexamination Certificate

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Casting having an enhanced heat transfer surface, and mold...

Metal founding – Process – Shaping a forming surface
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Profile ID: LFUS-PAI-P-2106511

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