JPS51144184A - Production method of semiconductor unit - Google Patents

Production method of semiconductor unit

Info

Publication number
JPS51144184A
JPS51144184A JP6840475A JP6840475A JPS51144184A JP S51144184 A JPS51144184 A JP S51144184A JP 6840475 A JP6840475 A JP 6840475A JP 6840475 A JP6840475 A JP 6840475A JP S51144184 A JPS51144184 A JP S51144184A
Authority
JP
Japan
Prior art keywords
production method
semiconductor unit
regions
prevention
base
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
JP6840475A
Other languages
Japanese (ja)
Inventor
Yutaka Funada
Hiroshi Sugano
Hiroyuki Ito
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP6840475A priority Critical patent/JPS51144184A/en
Publication of JPS51144184A publication Critical patent/JPS51144184A/en
Pending legal-status Critical Current

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Abstract

PURPOSE: Prevention of stain film occurring when simultaneously opening a portion of both regions of insulation film on base-board surface upon which P.N. regions are formed.
COPYRIGHT: (C)1976,JPO&Japio
JP6840475A 1975-06-05 1975-06-05 Production method of semiconductor unit Pending JPS51144184A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6840475A JPS51144184A (en) 1975-06-05 1975-06-05 Production method of semiconductor unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6840475A JPS51144184A (en) 1975-06-05 1975-06-05 Production method of semiconductor unit

Publications (1)

Publication Number Publication Date
JPS51144184A true JPS51144184A (en) 1976-12-10

Family

ID=13372705

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6840475A Pending JPS51144184A (en) 1975-06-05 1975-06-05 Production method of semiconductor unit

Country Status (1)

Country Link
JP (1) JPS51144184A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS564268A (en) * 1979-06-22 1981-01-17 Ibm Method of forming semiconductor device
JPS5792862A (en) * 1980-12-01 1982-06-09 Mitsubishi Electric Corp Manufacture of semiconductor device
JPH05263933A (en) * 1992-08-03 1993-10-12 Shoichi Iwamoto One-way valve system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS564268A (en) * 1979-06-22 1981-01-17 Ibm Method of forming semiconductor device
JPS5792862A (en) * 1980-12-01 1982-06-09 Mitsubishi Electric Corp Manufacture of semiconductor device
JPH05263933A (en) * 1992-08-03 1993-10-12 Shoichi Iwamoto One-way valve system

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