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Hiroto Nagatomo
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Inspection data analyzing system
Patent number
6,628,817
Issue date
Sep 30, 2003
Hitachi, Ltd.
Seiji Ishikawa
G01 - MEASURING TESTING
Information
Patent Grant
Inspection data analyzing system
Patent number
6,529,619
Issue date
Mar 4, 2003
Hitachi, Ltd.
Seiji Ishikawa
G01 - MEASURING TESTING
Information
Patent Grant
Inspection data analyzing system
Patent number
6,339,653
Issue date
Jan 15, 2002
Hitachi, Ltd.
Seiji Ishikawa
G01 - MEASURING TESTING
Information
Patent Grant
Inspection data analyzing system
Patent number
6,330,352
Issue date
Dec 11, 2001
Hitachi, Ltd.
Seiji Ishikawa
G01 - MEASURING TESTING
Information
Patent Grant
Inspection system and method using separate processors for processi...
Patent number
6,185,322
Issue date
Feb 6, 2001
Hitachi, Ltd.
Seiji Ishikawa
G01 - MEASURING TESTING
Information
Patent Grant
Inspection data analyzing system
Patent number
5,841,893
Issue date
Nov 24, 1998
Hitachi, Ltd.
Seiji Ishikawa
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for carrying a variety of products
Patent number
5,536,128
Issue date
Jul 16, 1996
Hitachi, Ltd.
Sadao Shimoyashiro
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Pattern defect inspection apparatus
Patent number
4,731,855
Issue date
Mar 15, 1988
Hitachi, Ltd.
Kyo Suda
G01 - MEASURING TESTING
Information
Patent Grant
Manufacturing system
Patent number
4,544,318
Issue date
Oct 1, 1985
Hitachi, Ltd.
Hiroto Nagatomo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of inspecting the surface of an object and apparatus therefor
Patent number
4,342,515
Issue date
Aug 3, 1982
Hitachi, Ltd.
Masakuni Akiba
G01 - MEASURING TESTING
Information
Patent Grant
Surface treatment device
Patent number
4,282,825
Issue date
Aug 11, 1981
Hitachi, Ltd.
Hiroto Nagatomo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Production line constructing system
Publication number
20020064440
Publication date
May 30, 2002
Minoru Ikeda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Inspection data analyzing system
Publication number
20020034326
Publication date
Mar 21, 2002
Seiji Ishikawa
G01 - MEASURING TESTING
Information
Patent Application
Inspection data analyzing system
Publication number
20010038708
Publication date
Nov 8, 2001
Seiji Ishikawa
G01 - MEASURING TESTING
Information
Patent Application
Inspection data analyzing system
Publication number
20010001015
Publication date
May 10, 2001
Seiji Ishikawa
G01 - MEASURING TESTING