Koji Sugioka

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Saitama, JP

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Patents Grantslast 30 patents

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
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
Method for controlling refractive index of silica glass
- Patent number 6,432,278
- Issue date Aug 13, 2002
- The Institute of Physical and Chemical Research
- Koji Sugioka
- C03 - GLASS MINERAL OR SLAG WOOL
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

Patents Applicationslast 30 patents

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 controlling refractive index of silica glass
- Publication number 20010035339
- Publication date Nov 1, 2001
- Koji Sugioka
- C03 - GLASS MINERAL OR SLAG WOOL
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