JPS5248978A - Process for production of semiconductor device - Google Patents

Process for production of semiconductor device

Info

Publication number
JPS5248978A
JPS5248978A JP12438475A JP12438475A JPS5248978A JP S5248978 A JPS5248978 A JP S5248978A JP 12438475 A JP12438475 A JP 12438475A JP 12438475 A JP12438475 A JP 12438475A JP S5248978 A JPS5248978 A JP S5248978A
Authority
JP
Japan
Prior art keywords
production
semiconductor device
insulator
emitter
isolating type
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
JP12438475A
Other languages
Japanese (ja)
Inventor
Ryozo Akaha
Kazunari Kobayashi
Shuichi Nakamura
Takahide Ikeda
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP12438475A priority Critical patent/JPS5248978A/en
Publication of JPS5248978A publication Critical patent/JPS5248978A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To prevent shorting between emitter and collector when the insulator of an insulator isolating type IC is used as an emitter diffusion mask, in the insulator isolating type IC.
COPYRIGHT: (C)1977,JPO&Japio
JP12438475A 1975-10-17 1975-10-17 Process for production of semiconductor device Pending JPS5248978A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12438475A JPS5248978A (en) 1975-10-17 1975-10-17 Process for production of semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12438475A JPS5248978A (en) 1975-10-17 1975-10-17 Process for production of semiconductor device

Publications (1)

Publication Number Publication Date
JPS5248978A true JPS5248978A (en) 1977-04-19

Family

ID=14884063

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12438475A Pending JPS5248978A (en) 1975-10-17 1975-10-17 Process for production of semiconductor device

Country Status (1)

Country Link
JP (1) JPS5248978A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5571036A (en) * 1978-11-13 1980-05-28 Motorola Inc Method of manufacturing integrated circuit
JPS575357A (en) * 1980-06-13 1982-01-12 Fujitsu Ltd Semiconductor device and manufacture thereof
JPS57149770A (en) * 1981-03-11 1982-09-16 Mitsubishi Electric Corp Manufacture of semiconductor device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5571036A (en) * 1978-11-13 1980-05-28 Motorola Inc Method of manufacturing integrated circuit
JPH0252422B2 (en) * 1978-11-13 1990-11-13 Motorola Inc
JPS575357A (en) * 1980-06-13 1982-01-12 Fujitsu Ltd Semiconductor device and manufacture thereof
JPS57149770A (en) * 1981-03-11 1982-09-16 Mitsubishi Electric Corp Manufacture of semiconductor device

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