Hiroshi Oyamada

Person

Gunma, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical fiber curvature measuring method
- Patent number 9,057,603
- Issue date Jun 16, 2015
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- G01 - MEASURING TESTING
Information Patent Grant
Optical fiber and method for manufacturing silica glass
- Patent number 9,025,922
- Issue date May 5, 2015
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber
- Patent number 8,977,094
- Issue date Mar 10, 2015
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- G02 - OPTICS
Information Patent Grant
Optical fiber
- Patent number 8,837,891
- Issue date Sep 16, 2014
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- G02 - OPTICS
Information Patent Grant
Optical fiber
- Patent number 8,135,255
- Issue date Mar 13, 2012
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- G02 - OPTICS
Information Patent Grant
Optical fiber
- Patent number 8,121,453
- Issue date Feb 21, 2012
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- G02 - OPTICS
Information Patent Grant
Optical fiber preform, method for manufacturing thereof, and optica...
- Patent number 7,752,869
- Issue date Jul 13, 2010
- Shin-Etsu Chemical Co., Ltd.
- Tetsuya Otosaka
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of manufacturing a glass based material with defect removal
- Patent number 7,698,908
- Issue date Apr 20, 2010
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for measuring non-circularity at core portion of optical fib...
- Patent number 7,595,866
- Issue date Sep 29, 2009
- Shin-Etsu Chemical Co., Ltd.
- Yuuji Tobisaka
- G01 - MEASURING TESTING
Information Patent Grant
Optical fiber
- Patent number 7,574,087
- Issue date Aug 11, 2009
- Shin-Etsu Chemical Co., Ltd.
- Dai Inoue
- G02 - OPTICS
Information Patent Grant
Glass base material, optical fiber, method for manufacturing thereo...
- Patent number 7,035,514
- Issue date Apr 25, 2006
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass base material, optical fiber, method for manufacturing thereo...
- Patent number 6,914,669
- Issue date Jul 5, 2005
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for the preparation of a porous silica glass preform for opt...
- Patent number 6,145,344
- Issue date Nov 14, 2000
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- G02 - OPTICS
Information Patent Grant
Method of forming a fiber preform to minimize shifts of the zero-di...
- Patent number 5,683,486
- Issue date Nov 4, 1997
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING SILICA GLASS PREFORM FOR OPTICAL FIBER
- Publication number 20160214884
- Publication date Jul 28, 2016
- Shin-Etsu Chemical Co., Ltd.
- Dai Inoue
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
OPTICAL FIBER AND OPTICAL FIBER SILICA GLASS BASE MATERIAL
- Publication number 20150331180
- Publication date Nov 19, 2015
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi OYAMADA
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER
- Publication number 20130287352
- Publication date Oct 31, 2013
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi OYAMADA
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER
- Publication number 20130279867
- Publication date Oct 24, 2013
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi OYAMADA
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER
- Publication number 20130272669
- Publication date Oct 17, 2013
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi OYAMADA
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER CURVATURE MEASURING METHOD
- Publication number 20130100440
- Publication date Apr 25, 2013
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi OYAMADA
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL FIBER AND METHOD FOR MANUFACTURING SILICA GLASS
- Publication number 20120219260
- Publication date Aug 30, 2012
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi OYAMADA
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Optical Fiber, Optical Fiber Preform and Method of Fabricating Same
- Publication number 20120057834
- Publication date Mar 8, 2012
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER
- Publication number 20110286711
- Publication date Nov 24, 2011
- Hiroshi OYAMADA
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER
- Publication number 20100296783
- Publication date Nov 25, 2010
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi OYAMADA
- G02 - OPTICS
Information Patent Application
Method for measuring non-circularity at core portion of optical fib...
- Publication number 20080068594
- Publication date Mar 20, 2008
- Shin-Etsu Chemical Co., Ltd.
- Yuuji Tobisaka
- G02 - OPTICS
Information Patent Application
Packaging method of optical fiber and optical fiber
- Publication number 20070230890
- Publication date Oct 4, 2007
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- G02 - OPTICS
Information Patent Application
Optical fiber
- Publication number 20070196062
- Publication date Aug 23, 2007
- Shin-Etsu Chemical Co., Ltd.
- Dai Inoue
- G02 - OPTICS
Information Patent Application
Optical fiber processing apparatus, processing method, and optical...
- Publication number 20060208918
- Publication date Sep 21, 2006
- Shin-Etsu Chemical Co., Ltd.
- Dai Inoue
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Preform and method for manufacturing same
- Publication number 20060191296
- Publication date Aug 31, 2006
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Optical fiber preform, method for manufacturing thereof, and optica...
- Publication number 20050229639
- Publication date Oct 20, 2005
- Shin-Etsu Chemical Co., Ltd.
- Tetsuya Otosaka
- G02 - OPTICS
Information Patent Application
Method for manufacturing base material for optical fiber, apparatus...
- Publication number 20050147367
- Publication date Jul 7, 2005
- Tadakatsu Shimada
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Glass base material, optical fiber, method for manufacturing thereo...
- Publication number 20050123256
- Publication date Jun 9, 2005
- Hiroshi Oyamada
- G02 - OPTICS
Information Patent Application
Glass base material for optical fiber and manufacturing method ther...
- Publication number 20040200241
- Publication date Oct 14, 2004
- Shin-Etsu Chemical Co., Ltd.
- Tetsuya Otosaka
- G02 - OPTICS
Information Patent Application
Glass base material, optical fiber, method for manufacturing thereo...
- Publication number 20040190852
- Publication date Sep 30, 2004
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- G02 - OPTICS
Information Patent Application
Optical fiber preform, method for manufacturing thereof, and optica...
- Publication number 20040028362
- Publication date Feb 12, 2004
- Shin-Etsu Chemical Co., Ltd.
- Tetsuya Otosaka
- G02 - OPTICS
Information Patent Application
Preform and method for manufacturing same
- Publication number 20030221461
- Publication date Dec 4, 2003
- Hiroshi Oyamada
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Lower-loss base material for optical fibres and manufacturing metho...
- Publication number 20030221460
- Publication date Dec 4, 2003
- Shin-Etsu Chemical Co., Ltd.
- Dai Inoue
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method for manufacturing preform and preform
- Publication number 20030115910
- Publication date Jun 26, 2003
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Glass base material, optical fiber, method for manufacturing thereo...
- Publication number 20020176675
- Publication date Nov 28, 2002
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Oyamada
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method for manufacturing base material for optical fiber, apparatus...
- Publication number 20020020193
- Publication date Feb 21, 2002
- Tadakatsu Shimada
- C03 - GLASS MINERAL OR SLAG WOOL

Hiroshi Oyamada

Person

Patents Grantslast 30 patents

Optical fiber curvature measuring method

Optical fiber and method for manufacturing silica glass

Optical fiber

Optical fiber

Optical fiber

Optical fiber

Optical fiber preform, method for manufacturing thereof, and optica...

Method of manufacturing a glass based material with defect removal

Method for measuring non-circularity at core portion of optical fib...

Optical fiber

Glass base material, optical fiber, method for manufacturing thereo...

Glass base material, optical fiber, method for manufacturing thereo...

Method for the preparation of a porous silica glass preform for opt...

Method of forming a fiber preform to minimize shifts of the zero-di...

Patents Applicationslast 30 patents

METHOD FOR PRODUCING SILICA GLASS PREFORM FOR OPTICAL FIBER

OPTICAL FIBER AND OPTICAL FIBER SILICA GLASS BASE MATERIAL

OPTICAL FIBER

OPTICAL FIBER

OPTICAL FIBER

OPTICAL FIBER CURVATURE MEASURING METHOD

OPTICAL FIBER AND METHOD FOR MANUFACTURING SILICA GLASS

Optical Fiber, Optical Fiber Preform and Method of Fabricating Same

OPTICAL FIBER

OPTICAL FIBER

Method for measuring non-circularity at core portion of optical fib...

Packaging method of optical fiber and optical fiber

Optical fiber

Optical fiber processing apparatus, processing method, and optical...

Preform and method for manufacturing same

Optical fiber preform, method for manufacturing thereof, and optica...

Method for manufacturing base material for optical fiber, apparatus...

Glass base material, optical fiber, method for manufacturing thereo...

Glass base material for optical fiber and manufacturing method ther...

Glass base material, optical fiber, method for manufacturing thereo...

Optical fiber preform, method for manufacturing thereof, and optica...

Preform and method for manufacturing same

Lower-loss base material for optical fibres and manufacturing metho...

Method for manufacturing preform and preform

Glass base material, optical fiber, method for manufacturing thereo...

Method for manufacturing base material for optical fiber, apparatus...