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Kengo Imagawa
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Fujisawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Contamination-inspecting apparatus and detection circuit
Patent number
8,035,071
Issue date
Oct 11, 2011
Hitachi High-Technologies Corporation
Masami Makuuchi
G01 - MEASURING TESTING
Information
Patent Grant
Ramp generator and circuit pattern inspection apparatus using the s...
Patent number
7,816,955
Issue date
Oct 19, 2010
Hitachi, Ltd.
Masayoshi Takahashi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Semiconductor device, testing and manufacturing methods thereof
Patent number
7,668,027
Issue date
Feb 23, 2010
Renesas Technology Corp.
Kengo Imagawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor device and testing method thereof
Patent number
7,474,290
Issue date
Jan 6, 2009
Renesas Technology Corp.
Masami Makuuchi
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Semiconductor device and the method of testing the same
Patent number
7,443,373
Issue date
Oct 28, 2008
Renesas Technology Corp.
Kengo Imagawa
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Semiconductor device and testing method of semiconductor device
Patent number
7,358,953
Issue date
Apr 15, 2008
Renesas Technology Corp.
Masami Makuuchi
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Comparator including a differential transistor pair and a diode arr...
Patent number
6,774,680
Issue date
Aug 10, 2004
Hitachi, Ltd.
Kengo Imagawa
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
CONTAMINATION-INSPECTING APPARATUS AND DETECTION CIRCUIT
Publication number
20080278717
Publication date
Nov 13, 2008
Masami Makuuchi
G01 - MEASURING TESTING
Information
Patent Application
RAMP GENERATOR AND CIRCUIT PATTERN INSPECTION APPARATUS USING THE S...
Publication number
20080231330
Publication date
Sep 25, 2008
Masayoshi Takahashi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Semiconductor device, testing and manufacturing methods thereof
Publication number
20070047345
Publication date
Mar 1, 2007
Kengo Imagawa
G11 - INFORMATION STORAGE
Information
Patent Application
Semiconductor device and testing method thereof
Publication number
20050122300
Publication date
Jun 9, 2005
Masami Makuuchi
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Semiconductor device and the method of testing the same
Publication number
20050122297
Publication date
Jun 9, 2005
Kengo Imagawa
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Semiconductor device and testing method of semiconductor device
Publication number
20040189564
Publication date
Sep 30, 2004
Masami Makuuchi
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Comparator
Publication number
20030222681
Publication date
Dec 4, 2003
Kengo Imagawa
H03 - BASIC ELECTRONIC CIRCUITRY