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Patents Grants
last 30 patents
Information
Patent Grant
Grinding method of composite substrate including resin and grinding...
Patent number
11,745,299
Issue date
Sep 5, 2023
OKAMOTO MACHINE TOOL WORKS, LTD.
Eiichi Yamamoto
B24 - GRINDING POLISHING
Information
Patent Grant
Semiconductor substrate planarization apparatus and planarization m...
Patent number
8,366,514
Issue date
Feb 5, 2013
Okamoto Machine Tool Works, Ltd.
Satoru Ide
B24 - GRINDING POLISHING
Information
Patent Grant
Polishing device and polishing pad component exchange device and me...
Patent number
6,520,895
Issue date
Feb 18, 2003
Nikon Corporation
Tatsuya Senga
B24 - GRINDING POLISHING
Information
Patent Grant
Method of detecting end point of polishing of wafer and apparatus f...
Patent number
6,342,166
Issue date
Jan 29, 2002
Nikon Corporation
Satoru Ide
B24 - GRINDING POLISHING
Information
Patent Grant
Method of detecting end point of polishing of wafer and apparatus f...
Patent number
6,183,656
Issue date
Feb 6, 2001
Okamoto Machine Tool Works, Ltd.
Satoru Ide
B24 - GRINDING POLISHING
Patents Applications
last 30 patents
Information
Patent Application
SUBSTRATE GRINDING DEVICE AND SUBSTRATE GRINDING METHOD
Publication number
20230079520
Publication date
Mar 16, 2023
OKAMOTO MACHINE TOOL WORKS, LTD.
Satoru IDE
B24 - GRINDING POLISHING
Information
Patent Application
GRINDING METHOD OF COMPOSITE SUBSTRATE INCLUDING RESIN AND GRINDING...
Publication number
20200198083
Publication date
Jun 25, 2020
OKAMOTO MACHINE TOOL WORKS, LTD.
Eiichi YAMAMOTO
B24 - GRINDING POLISHING
Information
Patent Application
SUBSTRATE GRINDING DEVICE AND SUBSTRATE GRINDING METHOD
Publication number
20200086450
Publication date
Mar 19, 2020
OKAMOTO MACHINE TOOL WORKS, LTD.
Satoru IDE
B24 - GRINDING POLISHING
Information
Patent Application
SEMICONDUCTOR SUBSTRATE PLANARIZATION APPARATUS AND PLANARIZATION M...
Publication number
20110165823
Publication date
Jul 7, 2011
OKAMOTO MACHINE TOOL WORKS, LTD.
Satoru IDE
B24 - GRINDING POLISHING
Information
Patent Application
Chemical-mechanical polishing apparatus, polishing pad and method f...
Publication number
20030168169
Publication date
Sep 11, 2003
Akira Ishikawa
B24 - GRINDING POLISHING
Information
Patent Application
Polishing device and polishing pad component exchange device and me...
Publication number
20010041650
Publication date
Nov 15, 2001
Nikon Corporation
Tatsuya Senga
B24 - GRINDING POLISHING