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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for dry-in, dry-out polishing and washing of a...
Patent number
7,708,618
Issue date
May 4, 2010
Ebara Corporation
Hiromi Yajima
B24 - GRINDING POLISHING
Information
Patent Grant
Polishing apparatus
Patent number
7,198,552
Issue date
Apr 3, 2007
Ebara Corporation
Toyomi Nishi
B24 - GRINDING POLISHING
Information
Patent Grant
Polishing apparatus and a method of polishing and cleaning and dryi...
Patent number
6,997,782
Issue date
Feb 14, 2006
Ebara Corporation
Toyomi Nishi
B24 - GRINDING POLISHING
Information
Patent Grant
Apparatus for conveying a workpiece
Patent number
6,595,220
Issue date
Jul 22, 2003
Ebara Corporation
Toshiro Maekawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Polishing apparatus and method
Patent number
6,500,051
Issue date
Dec 31, 2002
Ebara Corporation
Toyomi Nishi
B24 - GRINDING POLISHING
Information
Patent Grant
Polishing apparatus
Patent number
6,413,154
Issue date
Jul 2, 2002
Ebara Corporation
Tetsuji Togawa
B24 - GRINDING POLISHING
Information
Patent Grant
Method and apparatus for conveying a workpiece
Patent number
6,221,171
Issue date
Apr 24, 2001
Ebara Corporation
Toshiro Maekawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Polishing facility
Patent number
5,827,110
Issue date
Oct 27, 1998
Kabushiki Kaisha Toshiba
Hiromi Yajima
B08 - CLEANING
Information
Patent Grant
Polishing apparatus including cloth cartridge connected to turntable
Patent number
5,704,827
Issue date
Jan 6, 1998
Ebara Corporation
Toyomi Nishi
B24 - GRINDING POLISHING
Information
Patent Grant
Polishing aparatus and method
Patent number
5,679,059
Issue date
Oct 21, 1997
Ebara Corporation
Toyomi Nishi
B08 - CLEANING
Information
Patent Grant
Apparatus for transferring semiconductor wafers
Patent number
5,180,273
Issue date
Jan 19, 1993
Kabushiki Kaisha Toshiba
Kazuhiro Sakaya
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Method and apparatus for dry-in, dry-out polishing and washing of a...
Publication number
20080166949
Publication date
Jul 10, 2008
Hiromi Yajima
B08 - CLEANING
Information
Patent Application
Polishing apparatus
Publication number
20060084369
Publication date
Apr 20, 2006
Toyomi Nishi
B08 - CLEANING
Information
Patent Application
Polishing apparatus and a method of polishing and cleaning and dryi...
Publication number
20030040261
Publication date
Feb 27, 2003
Toyomi Nishi
F24 - HEATING RANGES VENTILATING
Information
Patent Application
Apparatus for conveying a workpiece
Publication number
20010009157
Publication date
Jul 26, 2001
Toshiro Maekawa
H01 - BASIC ELECTRIC ELEMENTS