Patent JPS5310286A successfully refreshed from Google Patents.
JPS5310286A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Production of semiconductor device
Assignee: Mitsubishi Electric Corp
•
Filing: 1976-07-16
•
Granted: —
•
Expires: 1996-07-16
Abstract
Abstract PURPOSE: To improve production cost and workability by beforehand making grooves of a required depth in dicing and diolating area forming regions of a substrate and performing the formation of the diffused layers of elements simultaneously with the diffusion formation of th isolating areas. COPYRIGHT: (C)1978,JPO&Japio
Inventors
- 👤 Minoru Kawakami
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-02 12:22
CPC Classifications
—
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.