JPS5419367A - Production of semiconductor device - Google Patents

Production of semiconductor device

Info

Publication number
JPS5419367A
JPS5419367A JP8457777A JP8457777A JPS5419367A JP S5419367 A JPS5419367 A JP S5419367A JP 8457777 A JP8457777 A JP 8457777A JP 8457777 A JP8457777 A JP 8457777A JP S5419367 A JPS5419367 A JP S5419367A
Authority
JP
Japan
Prior art keywords
production
semiconductor device
decrease
regions
mask alignment
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.)
Pending
Application number
JP8457777A
Other languages
Japanese (ja)
Inventor
Hiroyasu Karimoto
Kosei Kajiwara
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 JP8457777A priority Critical patent/JPS5419367A/en
Publication of JPS5419367A publication Critical patent/JPS5419367A/en
Pending legal-status Critical Current

Links

Landscapes

  • Weting (AREA)
  • Element Separation (AREA)

Abstract

PURPOSE: To decrease the number of times of times of mask alignment by using particularly porous insulating regions and surface regions.
COPYRIGHT: (C)1979,JPO&Japio
JP8457777A 1977-07-13 1977-07-13 Production of semiconductor device Pending JPS5419367A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8457777A JPS5419367A (en) 1977-07-13 1977-07-13 Production of semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8457777A JPS5419367A (en) 1977-07-13 1977-07-13 Production of semiconductor device

Publications (1)

Publication Number Publication Date
JPS5419367A true JPS5419367A (en) 1979-02-14

Family

ID=13834517

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8457777A Pending JPS5419367A (en) 1977-07-13 1977-07-13 Production of semiconductor device

Country Status (1)

Country Link
JP (1) JPS5419367A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5626476A (en) * 1979-08-13 1981-03-14 Matsushita Electric Ind Co Ltd Junction type field-effect transistor and the manufacturing process
JPS5939045A (en) * 1982-08-26 1984-03-03 Toko Inc Manufacture of substrate for insulating isolation integrated circuit
JPS5939044A (en) * 1982-08-26 1984-03-03 Toko Inc Manufacture of substrate for insulating isolation integrated circuit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5626476A (en) * 1979-08-13 1981-03-14 Matsushita Electric Ind Co Ltd Junction type field-effect transistor and the manufacturing process
JPS5939045A (en) * 1982-08-26 1984-03-03 Toko Inc Manufacture of substrate for insulating isolation integrated circuit
JPS5939044A (en) * 1982-08-26 1984-03-03 Toko Inc Manufacture of substrate for insulating isolation integrated circuit

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