JPS6250973B2 - - Google Patents

Info

Publication number
JPS6250973B2
JPS6250973B2 JP54085271A JP8527179A JPS6250973B2 JP S6250973 B2 JPS6250973 B2 JP S6250973B2 JP 54085271 A JP54085271 A JP 54085271A JP 8527179 A JP8527179 A JP 8527179A JP S6250973 B2 JPS6250973 B2 JP S6250973B2
Authority
JP
Japan
Prior art keywords
film
oxide film
silicon
region
mask
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP54085271A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5610923A (en
Inventor
Juichi Hirofuji
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP8527179A priority Critical patent/JPS5610923A/ja
Publication of JPS5610923A publication Critical patent/JPS5610923A/ja
Publication of JPS6250973B2 publication Critical patent/JPS6250973B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H10P30/20—

Landscapes

  • Bipolar Transistors (AREA)
JP8527179A 1979-07-05 1979-07-05 Preparation of semiconductor device Granted JPS5610923A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8527179A JPS5610923A (en) 1979-07-05 1979-07-05 Preparation of semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8527179A JPS5610923A (en) 1979-07-05 1979-07-05 Preparation of semiconductor device

Publications (2)

Publication Number Publication Date
JPS5610923A JPS5610923A (en) 1981-02-03
JPS6250973B2 true JPS6250973B2 (member.php) 1987-10-28

Family

ID=13853897

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8527179A Granted JPS5610923A (en) 1979-07-05 1979-07-05 Preparation of semiconductor device

Country Status (1)

Country Link
JP (1) JPS5610923A (member.php)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56101757A (en) * 1980-01-18 1981-08-14 Mitsubishi Electric Corp Manufacture of semiconductor device
DE3165937D1 (en) * 1981-04-14 1984-10-18 Itt Ind Gmbh Deutsche Method of making an integrated planar transistor

Also Published As

Publication number Publication date
JPS5610923A (en) 1981-02-03

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