JPH0418462B2 - - Google Patents

Info

Publication number
JPH0418462B2
JPH0418462B2 JP60179732A JP17973285A JPH0418462B2 JP H0418462 B2 JPH0418462 B2 JP H0418462B2 JP 60179732 A JP60179732 A JP 60179732A JP 17973285 A JP17973285 A JP 17973285A JP H0418462 B2 JPH0418462 B2 JP H0418462B2
Authority
JP
Japan
Prior art keywords
film
region
oxide film
emitter
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.)
Expired
Application number
JP60179732A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6239064A (ja
Inventor
Tadashi Hirao
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 JP60179732A priority Critical patent/JPS6239064A/ja
Priority to GB8616735A priority patent/GB2179201B/en
Priority to US06/893,934 priority patent/US4691436A/en
Publication of JPS6239064A publication Critical patent/JPS6239064A/ja
Publication of JPH0418462B2 publication Critical patent/JPH0418462B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Bipolar Transistors (AREA)
JP60179732A 1985-08-14 1985-08-14 半導体装置の製造方法 Granted JPS6239064A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP60179732A JPS6239064A (ja) 1985-08-14 1985-08-14 半導体装置の製造方法
GB8616735A GB2179201B (en) 1985-08-14 1986-07-09 Method for fabricating a semiconductor device
US06/893,934 US4691436A (en) 1985-08-14 1986-08-06 Method for fabricating a bipolar semiconductor device by undercutting and local oxidation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60179732A JPS6239064A (ja) 1985-08-14 1985-08-14 半導体装置の製造方法

Publications (2)

Publication Number Publication Date
JPS6239064A JPS6239064A (ja) 1987-02-20
JPH0418462B2 true JPH0418462B2 (en:Method) 1992-03-27

Family

ID=16070898

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60179732A Granted JPS6239064A (ja) 1985-08-14 1985-08-14 半導体装置の製造方法

Country Status (1)

Country Link
JP (1) JPS6239064A (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9616675B2 (en) 2007-03-01 2017-04-11 Seiko Epson Corporation Ink set, ink-jet recording method, and recorded material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9616675B2 (en) 2007-03-01 2017-04-11 Seiko Epson Corporation Ink set, ink-jet recording method, and recorded material

Also Published As

Publication number Publication date
JPS6239064A (ja) 1987-02-20

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