Tadashi Koyama

Person

Amagasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Glass for laser processing
- Patent number 7,524,783
- Issue date Apr 28, 2009
- Nippon Sheet Glass Co., Ltd.
- Hirotaka Koyo
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for machining glass substrate
- Patent number 7,007,512
- Issue date Mar 7, 2006
- National Institute of Advanced Industrial Science and Technology
- Kenji Kamada
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Graded material and method for synthesis thereof and method for pro...
- Patent number 6,984,436
- Issue date Jan 10, 2006
- National Institute of Advanced Industrial Science and Technology
- Junji Nishii
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Laser processing method to a class substrate and an optical diffrac...
- Patent number 6,924,457
- Issue date Aug 2, 2005
- Nippon Sheet Glass Co., Ltd.
- Tadashi Koyama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Lens function-including optical fiber and method of producing the same
- Patent number 6,847,770
- Issue date Jan 25, 2005
- Nippon Sheet Glass Co., Ltd.
- Shigeo Kittaka
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Laser processing method to a glass substrate and an optical diffrac...
- Patent number 6,645,603
- Issue date Nov 11, 2003
- Nippon Sheet Glass Co., Ltd.
- Tadashi Koyama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Optical element
- Patent number 6,590,722
- Issue date Jul 8, 2003
- Nippon Sheet Glass Co., Ltd.
- Tadashi Koyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Mother glass composition for graded index lens
- Patent number 6,476,975
- Issue date Nov 5, 2002
- Nippon Sheet Glass Co., Ltd.
- Tetsuro Yoshii
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of changing the surface of a glass substrate containing silv...
- Patent number 6,470,712
- Issue date Oct 29, 2002
- Nippon Sheet Glass Co., LTD
- Tadashi Koyama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for stabilizing output of rain sensor and protection method...
- Patent number 6,397,161
- Issue date May 28, 2002
- Nippon Sheet Glass Co., Ltd.
- Shuhei Tanaka
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Optical demultiplexer and method of assembling optical demultiplexe...
- Patent number 6,360,041
- Issue date Mar 19, 2002
- Nippon Sheet Glass Co., LTD
- Kenichi Nakama
- G02 - OPTICS
Information Patent Grant
Flame retardant plastic resin composition
- Patent number 6,329,451
- Issue date Dec 11, 2001
- Kaneka Corporation
- Kazuaki Matsumoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Laser machining method for glass substrate, diffraction type optica...
- Patent number 6,291,797
- Issue date Sep 18, 2001
- Nippon Sheet Glass Co., Ltd.
- Tadashi Koyama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Liquid drop detection method and apparatus therefor
- Patent number 6,285,037
- Issue date Sep 4, 2001
- Nippon Sheet Glass Co., Ltd.
- Tadashi Koyama
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Laser-processable glass substrate and laser processing method
- Patent number 6,262,389
- Issue date Jul 17, 2001
- Nippon Sheet Glass Co., Ltd.
- Tadashi Koyama
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Wiper controller apparatus of water drop sensitive type
- Patent number 6,239,570
- Issue date May 29, 2001
- Nippon Sheet Glass Co., Ltd.
- Shuhei Tanaka
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Water drop detector on transparent substrate and initiating method...
- Patent number 6,239,444
- Issue date May 29, 2001
- Nippon Sheet Glass Co., Ltd.
- Shuhei Tanaka
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method of changing the surface of a glass substrate containing silv...
- Patent number 6,220,058
- Issue date Apr 24, 2001
- Nippon Sheet Glass Co., LTD
- Tadashi Koyama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Flame-retardant thermoplastic resin composition
- Patent number 6,174,943
- Issue date Jan 16, 2001
- Kaneka Corporation
- Kazuaki Matsumoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Multilayer, cushioned liquid drop detector
- Patent number 6,147,753
- Issue date Nov 14, 2000
- Nippon Sheet Glass Co., Ltd.
- Tadashi Koyama
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Glass substrate having fine holes
- Patent number 6,143,382
- Issue date Nov 7, 2000
- Nippon Sheet Glass Co., Ltd.
- Tadashi Koyama
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Water drop detector or transparent substrate and initiating method...
- Patent number 6,097,167
- Issue date Aug 1, 2000
- Nippon Sheet Glass Co., Ltd.
- Shuhei Tanaka
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Laser processing method to an optical waveguide
- Patent number 6,008,467
- Issue date Dec 28, 1999
- Nippon Sheet Glass Co., Ltd.
- Keiji Tsunetomo
- G02 - OPTICS
Information Patent Grant
Water drop detector on transparent substrate
- Patent number 5,998,782
- Issue date Dec 7, 1999
- Nippon Sheet Glass Co., Ltd.
- Tadashi Koyama
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Transparent substrate having rain sensor
- Patent number 5,991,049
- Issue date Nov 23, 1999
- Nippon Sheet Glass Co., Ltd.
- Shuhei Tanaka
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Laser processing method to a micro lens
- Patent number 5,951,731
- Issue date Sep 14, 1999
- Nippon Sheet Glass Co., Ltd.
- Keiji Tsunetomo
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Wiper control apparatus
- Patent number 5,917,603
- Issue date Jun 29, 1999
- Nippon Sheet Glass Co., Ltd.
- Shuhei Tanaka
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method for manufacturing a diffraction type optical element
- Patent number 5,910,256
- Issue date Jun 8, 1999
- Nippon Sheet Glass Co., Ltd.
- Keiji Tsunetomo
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Polyethylene terephthalate resin composition
- Patent number 5,886,088
- Issue date Mar 23, 1999
- Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
- Kazuaki Matsumoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Flame-retardant resin composition
- Patent number 5,871,570
- Issue date Feb 16, 1999
- Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
- Tadashi Koyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Graded material and method for synthesis thereof and method for pro...
- Publication number 20050064197
- Publication date Mar 24, 2005
- Junji Nishii
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Laser processing method to a class substrate and an optical diffrac...
- Publication number 20040031778
- Publication date Feb 19, 2004
- Nippon Sheet Glass Co., Ltd.
- Tadashi Koyama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Glass for laser processing
- Publication number 20030100431
- Publication date May 29, 2003
- Hirotaka Koyo
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Mother glass for laser processing and glass for laser processing
- Publication number 20030045420
- Publication date Mar 6, 2003
- NIPPON SHEET GLASS CO., LTD.
- Tadashi Koyama
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Optical device, and wavelength multiplexing optical recording head
- Publication number 20020197042
- Publication date Dec 26, 2002
- Shigeo Kittaka
- B82 - NANO-TECHNOLOGY
Information Patent Application
Optical device and spectroscopic and integrated optical apparatus u...
- Publication number 20020122613
- Publication date Sep 5, 2002
- Shigeo Kittaka
- B82 - NANO-TECHNOLOGY
Information Patent Application
Wavelength monitoring apparatus
- Publication number 20020088929
- Publication date Jul 11, 2002
- Shigeo Kittaka
- B82 - NANO-TECHNOLOGY
Information Patent Application
Method for machining glass substrate
- Publication number 20020090493
- Publication date Jul 11, 2002
- Kenji Kamada
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Laser processing method to a glass substrate and an optical diffrac...
- Publication number 20020040892
- Publication date Apr 11, 2002
- NIPPON SHEET GLASS CO., LTD.
- Tadashi Koyama
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Optical device and spectroscopic and polarization separating appara...
- Publication number 20020027655
- Publication date Mar 7, 2002
- Shigeo Kittaka
- B82 - NANO-TECHNOLOGY
Information Patent Application
Method of changing the surface of a glass substrate containing silv...
- Publication number 20020017116
- Publication date Feb 14, 2002
- NIPPON SHEET GLASS CO., LTD.
- Tadashi Koyama
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method of changing the surface of a glass substrate containing silv...
- Publication number 20010028502
- Publication date Oct 11, 2001
- NIPPON SHEET GLASS CO., LTD.
- Tadashi Koyama
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
FLAME RETARDANT PLASTIC RESIN COMPOSITION
- Publication number 20010012865
- Publication date Aug 9, 2001
- Kaneka Corporation
- KAZUAKI MATSUMOTO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Tadashi Koyama

Person

Patents Grantslast 30 patents

Glass for laser processing

Method for machining glass substrate

Graded material and method for synthesis thereof and method for pro...

Laser processing method to a class substrate and an optical diffrac...

Lens function-including optical fiber and method of producing the same

Laser processing method to a glass substrate and an optical diffrac...

Optical element

Mother glass composition for graded index lens

Method of changing the surface of a glass substrate containing silv...

Method for stabilizing output of rain sensor and protection method...

Optical demultiplexer and method of assembling optical demultiplexe...

Flame retardant plastic resin composition

Laser machining method for glass substrate, diffraction type optica...

Liquid drop detection method and apparatus therefor

Laser-processable glass substrate and laser processing method

Wiper controller apparatus of water drop sensitive type

Water drop detector on transparent substrate and initiating method...

Method of changing the surface of a glass substrate containing silv...

Flame-retardant thermoplastic resin composition

Multilayer, cushioned liquid drop detector

Glass substrate having fine holes

Water drop detector or transparent substrate and initiating method...

Laser processing method to an optical waveguide

Water drop detector on transparent substrate

Transparent substrate having rain sensor

Laser processing method to a micro lens

Wiper control apparatus

Method for manufacturing a diffraction type optical element

Polyethylene terephthalate resin composition

Flame-retardant resin composition

Patents Applicationslast 30 patents

Graded material and method for synthesis thereof and method for pro...

Laser processing method to a class substrate and an optical diffrac...

Glass for laser processing

Mother glass for laser processing and glass for laser processing

Optical device, and wavelength multiplexing optical recording head

Optical device and spectroscopic and integrated optical apparatus u...

Wavelength monitoring apparatus

Method for machining glass substrate

Laser processing method to a glass substrate and an optical diffrac...

Optical device and spectroscopic and polarization separating appara...

Method of changing the surface of a glass substrate containing silv...

Method of changing the surface of a glass substrate containing silv...

FLAME RETARDANT PLASTIC RESIN COMPOSITION