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JPS5261980A Expired / Lapsed JP ⏱️ 0.0 years remaining

Production of semiconductor device

Assignee: Toshiba Corp
•
Filing: 1975-11-18
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Granted: —
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Expires: 1995-11-18
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Abstract

Abstract PURPOSE:To obtain satisfactory multilayer wirings and increase the scale of integration of an IC by forming a first wiring layer on the surface of a semiconductor substrate, covering the entire surface with an insulating film of the same thickness, removing the raised portions thereof to flatten insulating film, then again depositing an insualting film over the entire surface and laminating and forming a second wiring layer thereon.

Inventors

  • 👤 Shigeo Kotani
  • 👤 Masaharu Aoyama

Bibliographic Details

Application Number —
Jurisdiction JP
Data Source google_patents
Last Synchronized 2026-10-31 12:35
CPC Classifications
—

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