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Katsumi Midorikawa
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Tachikawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for processing three-dimensional structure, me...
Patent number
8,049,138
Issue date
Nov 1, 2011
Ricoh Company, Ltd.
Yasufumi Yamada
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for processing by laser, apparatus for processing by laser,...
Patent number
7,482,052
Issue date
Jan 27, 2009
Ricoh Company, Ltd.
Yasufumi Yamada
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and device for processing inside of transparent material
Patent number
7,411,151
Issue date
Aug 12, 2008
Riken
Koji Sugioka
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and apparatus for processing three-dimensional structure, me...
Patent number
7,067,198
Issue date
Jun 27, 2006
Ricoh Company, Ltd.
Yasufumi Yamada
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for processing a three-dimensional structure by laser
Patent number
6,949,215
Issue date
Sep 27, 2005
Ricoh Company, Ltd.
Yasufumi Yamada
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for laser cooling of atoms and apparatus therefore
Patent number
6,822,221
Issue date
Nov 23, 2004
Riken
Hiroshi Kumagai
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and apparatus for processing three-dimensional structure, me...
Patent number
6,803,540
Issue date
Oct 12, 2004
Ricoh Company, Ltd.
Yasufumi Yamada
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Transparent medium processing device
Patent number
6,707,021
Issue date
Mar 16, 2004
Hamamatsu Photonics K.K.
Masatoshi Fujimoto
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Process for formation of cap layer for semiconductor
Patent number
6,432,848
Issue date
Aug 13, 2002
Riken
Toshimitsu Akane
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Laser machining method and laser machining apparatus
Patent number
6,180,915
Issue date
Jan 30, 2001
The Institute For Physical And Chemical Research
Koji Sugioka
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Multimode raman laser system
Patent number
5,193,095
Issue date
Mar 9, 1993
Doryokuro Kakunenryo Kaihatsu Jigyodan
Hideo Tashiro
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
DEVICE AND METHOD FOR EVEN-ODD SEPARATION AND IONIZATION OF PALLADI...
Publication number
20180290105
Publication date
Oct 11, 2018
Riken
Tohru KOBAYASHI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method and device for processing inside of transparent material
Publication number
20060124618
Publication date
Jun 15, 2006
Riken
Koji Sugioka
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method and device for processing inside of transparent material
Publication number
20060091122
Publication date
May 4, 2006
HOYA CANEO OPTRONICS CORPORATION
Koji Sugioka
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method for processing by laser, apparatus for processing by laser,...
Publication number
20050244622
Publication date
Nov 3, 2005
Yasufumi Yamada
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method and apparatus for processing three-dimensional structure, me...
Publication number
20040200818
Publication date
Oct 14, 2004
Yasufumi Yamada
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method and apparatus for processing three-dimensional structure, me...
Publication number
20040149705
Publication date
Aug 5, 2004
Yasufumi Yamada
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method for processing by laser, apparatus for processing by laser,...
Publication number
20030213770
Publication date
Nov 20, 2003
Yasufumi Yamada
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method and apparatus for processing three-dimensional structure, me...
Publication number
20030152756
Publication date
Aug 14, 2003
Yasufumi Yamada
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Transparent medium processing device
Publication number
20020130245
Publication date
Sep 19, 2002
Hamamatsu Photonics K.K.
Masatoshi Fujimoto
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Method for laser cooling of atoms and apparatus therefor as well as...
Publication number
20020117612
Publication date
Aug 29, 2002
Hiroshi Kumagai
G04 - HOROLOGY
Information
Patent Application
Process for formation of cap layer for semiconductor
Publication number
20010021539
Publication date
Sep 13, 2001
Toshimitsu Akane
H01 - BASIC ELECTRIC ELEMENTS