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CPC
Y10S148/047
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GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y10
USPC classification
Y10S
TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y10S148/00
Metal treatment
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Y10S148/047
Emitter dip
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last 30 patents
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Patent Grant
Method of making emitter regions by implantation through a non-mono...
Patent number
4,452,645
Issue date
Jun 5, 1984
International Business Machines Corporation
Wei-Kan Chu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
3493443
Patent number
3,493,443
Issue date
Feb 3, 1970
H01 - BASIC ELECTRIC ELEMENTS