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Kosuke Imafuku
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Nirasaki-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Silicon focus ring
Patent number
9,399,584
Issue date
Jul 26, 2016
Tokyo Electron Limited
Kosuke Imafuku
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Silicon component for plasma etching apparatus
Patent number
9,290,391
Issue date
Mar 22, 2016
Tokyo Electron Limited
Kosuke Imafuku
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method of refurbishing a quartz glass component
Patent number
8,991,214
Issue date
Mar 31, 2015
Techno Quartz Inc.
Katsutoshi Hoshino
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method of recycling silicon component for plasma etching apparatus...
Patent number
8,785,214
Issue date
Jul 22, 2014
Tokyo Electron Limited
Kosuke Imafuku
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Worktable device and plasma processing apparatus for semiconductor...
Patent number
6,723,202
Issue date
Apr 20, 2004
Tokyo Electron Limited
Toshifumi Nagaiwa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Plasma treatment method and apparatus
Patent number
6,544,380
Issue date
Apr 8, 2003
Tokyo Electron Limited
Masayuki Tomoyasu
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Plasma treatment method and apparatus
Patent number
6,391,147
Issue date
May 21, 2002
Tokyo Electron Limited
Kosuke Imafuku
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Plasma treatment method and apparatus
Patent number
6,264,788
Issue date
Jul 24, 2001
Tokyo Electron Limited
Masayuki Tomoyasu
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Plasma treatment method utilizing an amplitude-modulated high frequ...
Patent number
6,106,737
Issue date
Aug 22, 2000
Tokyo Electron Limited
Masayuki Tomoyasu
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Plasma processing apparatus
Patent number
6,074,518
Issue date
Jun 13, 2000
Tokyo Electron Limited
Kosuke Imafuku
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gas diffusion plate for electrode of semiconductor wafer processing...
Patent number
D411516
Issue date
Jun 29, 1999
Tokyo Electron Limited
Kosuke Imafuku
D13 - Equipment for production, distribution, or transformation of energy
Information
Patent Grant
Plasma processing method and plasma etching method
Patent number
5,716,534
Issue date
Feb 10, 1998
Tokyo Electron Limited
Hiroshi Tsuchiya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Plasma treatment apparatus and method
Patent number
5,698,062
Issue date
Dec 16, 1997
Tokyo Electron Limited
Takao Sakamoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
SILICON FOCUS RING
Publication number
20160152479
Publication date
Jun 2, 2016
TOKYO ELECTRON LIMITED
Kosuke Imafuku
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD OF RECYCLING SILICON COMPONENT FOR PLASMA ETCHING APPARATUS...
Publication number
20110076221
Publication date
Mar 31, 2011
TOKYO ELECTRON LIMITED
Kosuke Imafuku
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF REFURBISHING A QUARTZ GLASS COMPONENT
Publication number
20110023543
Publication date
Feb 3, 2011
Techno Quartz Inc.
Yasuhiro Umetsu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
PLASMA PROCESSING APPARATUS AND ELECTRODE PLATE, ELECTRODE SUPPORTI...
Publication number
20080156441
Publication date
Jul 3, 2008
TOKYO ELECTRON LIMITED
Masahiro Ogasawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Plasma processing apparatus, and electrode plate, electrode support...
Publication number
20030155078
Publication date
Aug 21, 2003
TOKYO ELECTRON LIMITED
Masahiro Ogasawara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Plasma treatment method and apparatus
Publication number
20020088547
Publication date
Jul 11, 2002
TOKYO ELECTRON LIMITED
Masayuki Tomoyasu
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Worktable device and plasma processing apparatus for semiconductor...
Publication number
20020029745
Publication date
Mar 14, 2002
Toshifumi Nagaiwa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Plasma treatment method and apparatus
Publication number
20010013504
Publication date
Aug 16, 2001
TOKYO ELECTRON LIMITED
Kosuke Imafuku
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...