JPS5219081A - Production method of semiconductor device - Google Patents

Production method of semiconductor device

Info

Publication number
JPS5219081A
JPS5219081A JP50094715A JP9471575A JPS5219081A JP S5219081 A JPS5219081 A JP S5219081A JP 50094715 A JP50094715 A JP 50094715A JP 9471575 A JP9471575 A JP 9471575A JP S5219081 A JPS5219081 A JP S5219081A
Authority
JP
Japan
Prior art keywords
semiconductor device
production method
boron
mask
reduces
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.)
Granted
Application number
JP50094715A
Other languages
English (en)
Japanese (ja)
Other versions
JPS555861B2 (enExample
Inventor
Yunosuke Kawabe
Katsuyuki Inayoshi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP50094715A priority Critical patent/JPS5219081A/ja
Publication of JPS5219081A publication Critical patent/JPS5219081A/ja
Publication of JPS555861B2 publication Critical patent/JPS555861B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Bipolar Transistors (AREA)
JP50094715A 1975-08-05 1975-08-05 Production method of semiconductor device Granted JPS5219081A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50094715A JPS5219081A (en) 1975-08-05 1975-08-05 Production method of semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50094715A JPS5219081A (en) 1975-08-05 1975-08-05 Production method of semiconductor device

Publications (2)

Publication Number Publication Date
JPS5219081A true JPS5219081A (en) 1977-01-14
JPS555861B2 JPS555861B2 (enExample) 1980-02-12

Family

ID=14117824

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50094715A Granted JPS5219081A (en) 1975-08-05 1975-08-05 Production method of semiconductor device

Country Status (1)

Country Link
JP (1) JPS5219081A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55128862A (en) * 1979-03-28 1980-10-06 Hitachi Ltd Junction breakdown write-in type semiconductor memory device and method of fabricating the same
JPS5669868A (en) * 1979-11-12 1981-06-11 Matsushita Electric Ind Co Ltd Manufacture of semiconductor device
JPS5690559A (en) * 1979-12-22 1981-07-22 Fujitsu Ltd Manufacture of semiconductor device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55128862A (en) * 1979-03-28 1980-10-06 Hitachi Ltd Junction breakdown write-in type semiconductor memory device and method of fabricating the same
JPS5669868A (en) * 1979-11-12 1981-06-11 Matsushita Electric Ind Co Ltd Manufacture of semiconductor device
JPS5690559A (en) * 1979-12-22 1981-07-22 Fujitsu Ltd Manufacture of semiconductor device

Also Published As

Publication number Publication date
JPS555861B2 (enExample) 1980-02-12

Similar Documents

Publication Publication Date Title
JPS51123561A (en) Production method of semicondvctor device
JPS5240062A (en) Process for production of semiconductor devices
JPS5219081A (en) Production method of semiconductor device
JPS5219082A (en) Production method of semiconductor
JPS51112273A (en) Lead frame for resin mold type semiconductor device
JPS5233143A (en) Compressive molten bath method by industive heat way
JPS5228879A (en) Semiconductor device and method for its production
JPS5218173A (en) Soldering method of semiconductor element
JPS5212252A (en) Process for electrostatic flocking
JPS51144394A (en) Process for producing porous anion exchange resin
JPS5279656A (en) Production of semiconductor device
JPS5270761A (en) Semiconductor device
JPS51141583A (en) Method for producing an electrode for use semiconductor units
JPS51112726A (en) Process for molding surfaces which efficiently absorb solar energy
JPS5242368A (en) Process for production of semiconductor device
JPS5231671A (en) Sealing method of semiconductor device
JPS51138166A (en) Production method of semiconductor device
JPS5247674A (en) Process for production of semiconducto r device
JPS5227225A (en) Magnetic bubble device
JPS5216978A (en) Semiconductor
JPS5237375A (en) Device for aranging moving intervals of articles to be carried
JPS51132789A (en) Semiconductor apparatus with resistance element
JPS522378A (en) Semiconductor device manufacturing method
JPS5273673A (en) Production of semiconductor device
JPS5230163A (en) Method for junction of semiconductor parts