4. Etching a substrate: processes
  5. Forming or treating electrical conductor article
  6. Forming or treating of groove or through hole

Tatsuo Ogawa

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Chip-type piezoelectric filter and filter circuit using such pie

Wave transmission lines and networks – Coupling networks – Electromechanical filter
Patent

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Circuit board and its manufacture method

Electricity: conductors and insulators – Conduits – cables or conductors – Preformed panel circuit arrangement
Reexamination Certificate

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Circuit board and production of the same

Electricity: conductors and insulators – Conduits – cables or conductors – Preformed panel circuit arrangement
Reexamination Certificate

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Circuit board, method for manufacturing the same, and...

Active solid-state devices (e.g. – transistors – solid-state diode – Combined with electrical contact or lead – Bump leads
Reexamination Certificate

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Conductive paste composition for via hole filling and printed ci

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

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Profile ID: LFUS-PAI-P-113660

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