4. Semiconductor device manufacturing: process
  5. Chemical etching
  6. Vapor phase etching

Kaoru Usui

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Foot warming heating element and method of manufacturing...

Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Reexamination Certificate

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Heating external application material

Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Article for topical care – nursing or rehabilitation
Design Patent

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Motor drive circuit and motor drive method that can...

Electricity: motive power systems – Braking
Reexamination Certificate

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Optical amplifying apparatus for wavelength division...

Optical: systems and elements – Optical amplifier – Correction of deleterious effects
Reexamination Certificate

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Plasma generating apparatus and method

Etching a substrate: processes – Gas phase etching of substrate – Application of energy to the gaseous etchant or to the...
Patent

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Profile ID: LFUS-PAI-P-857370

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