4. Stock material or miscellaneous articles
  5. All metal or with adjacent metals
  6. Surface feature

Ralph Jason Hemphill

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Creation of porous anode foil by means of an electrochemical...

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

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High capacitance anode and system and method for making same

Electrolysis: processes – compositions used therein – and methods – Electrolytic erosion of a workpiece for shape or surface... – Electrolyte composition or defined electrolyte
Reexamination Certificate

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Method of producing high quality oxide for electrolytic...

Electrolysis: processes – compositions used therein – and methods – Electrolytic coating – Forming nonmetal coating
Reexamination Certificate

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Non-uniform etching of anode foil to produce higher...

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

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Process for producing high etch gains for electrolytic...

Electrolysis: processes – compositions used therein – and methods – Electrolytic erosion of a workpiece for shape or surface... – Electrolyte composition or defined electrolyte
Utility Patent

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Profile ID: LFUS-PAI-P-2020975

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