JPS52137267A - Sorting method for transistors and its device - Google Patents

Sorting method for transistors and its device

Info

Publication number
JPS52137267A
JPS52137267A JP5326476A JP5326476A JPS52137267A JP S52137267 A JPS52137267 A JP S52137267A JP 5326476 A JP5326476 A JP 5326476A JP 5326476 A JP5326476 A JP 5326476A JP S52137267 A JPS52137267 A JP S52137267A
Authority
JP
Japan
Prior art keywords
transistors
sorting method
unacceptable
pellet
sorting
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
JP5326476A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5412392B2 (en:Method
Inventor
Nobuo Sato
Shinaya Okamura
Yoshiharu Mori
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 JP5326476A priority Critical patent/JPS52137267A/ja
Publication of JPS52137267A publication Critical patent/JPS52137267A/ja
Publication of JPS5412392B2 publication Critical patent/JPS5412392B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Paints Or Removers (AREA)
  • Testing Or Measuring Of Semiconductors Or The Like (AREA)
JP5326476A 1976-05-12 1976-05-12 Sorting method for transistors and its device Granted JPS52137267A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5326476A JPS52137267A (en) 1976-05-12 1976-05-12 Sorting method for transistors and its device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5326476A JPS52137267A (en) 1976-05-12 1976-05-12 Sorting method for transistors and its device

Publications (2)

Publication Number Publication Date
JPS52137267A true JPS52137267A (en) 1977-11-16
JPS5412392B2 JPS5412392B2 (en:Method) 1979-05-22

Family

ID=12937899

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5326476A Granted JPS52137267A (en) 1976-05-12 1976-05-12 Sorting method for transistors and its device

Country Status (1)

Country Link
JP (1) JPS52137267A (en:Method)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55103736A (en) * 1979-02-01 1980-08-08 Toshiba Corp Hardening method of proving ink for semiconductor wafer
JPS6224637A (ja) * 1985-07-24 1987-02-02 Matsushita Electronics Corp ウエハ−マ−キング方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55103736A (en) * 1979-02-01 1980-08-08 Toshiba Corp Hardening method of proving ink for semiconductor wafer
JPS6224637A (ja) * 1985-07-24 1987-02-02 Matsushita Electronics Corp ウエハ−マ−キング方法

Also Published As

Publication number Publication date
JPS5412392B2 (en:Method) 1979-05-22

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