Atsushi KOYANAGI

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Sensor cover and sensor module
- Patent number 12,222,222
- Issue date Feb 11, 2025
- AGC Inc.
- Kazuya Takemoto
- G01 - MEASURING TESTING
Information Patent Grant
Homogenizer, illuminating optical system, and illuminator
- Patent number 11,378,877
- Issue date Jul 5, 2022
- AGC Inc.
- Yoshiharu Ooi
- G02 - OPTICS
Information Patent Grant
Optical filter and device using the same
- Patent number 10,605,969
- Issue date Mar 31, 2020
- AGC Inc.
- So Ishido
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ultraviolet-light-emitting device with adhesive having low glass tr...
- Patent number 10,246,615
- Issue date Apr 2, 2019
- AGC, Inc.
- Fumiko Nakayama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Screen for image light projection and display system
- Patent number 9,829,782
- Issue date Nov 28, 2017
- Asahi Glass Company, Limited
- Atsushi Koyanagi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Scanning display device and speckle reduction method
- Patent number 9,244,289
- Issue date Jan 26, 2016
- Asahi Glass Company, Limited
- Atsushi Koyanagi
- G02 - OPTICS
Information Patent Grant
Depolarization element and projection type display device
- Patent number 8,696,134
- Issue date Apr 15, 2014
- Asahi Glass Company, Limited
- Masahiro Murakawa
- G02 - OPTICS
Information Patent Grant
Printed wiring board, a method of manufacturing printed wiring boar...
- Patent number 8,193,628
- Issue date Jun 5, 2012
- Ricoh Company, Ltd.
- Toshihiko Makino
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Wavelength selecting wavelength plate and optical head device using it
- Patent number 8,040,781
- Issue date Oct 18, 2011
- Asahi Glass Company, Limited
- Yukihiro Tao
- G11 - INFORMATION STORAGE
Information Patent Grant
Wavelength-selective diffraction element and optical head device in...
- Patent number 7,755,834
- Issue date Jul 13, 2010
- Asahi Glass Company, Limited
- Atsushi Koyanagi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SENSOR COVER AND SENSOR MODULE
- Publication number 20240263974
- Publication date Aug 8, 2024
- AGC Inc.
- Kazuya TAKEMOTO
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
OPTICAL FILTER
- Publication number 20220206201
- Publication date Jun 30, 2022
- AGC Inc.
- Yosuke SUGIHARA
- G02 - OPTICS
Information Patent Application
HOMOGENIZER, ILLUMINATING OPTICAL SYSTEM, AND ILLUMINATOR
- Publication number 20210003911
- Publication date Jan 7, 2021
- AGC Inc.
- Yoshiharu OOI (Deceased)
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
OPTICAL FILTER AND DEVICE USING THE SAME
- Publication number 20170276846
- Publication date Sep 28, 2017
- Asahi Glass Company, Limited
- So ISHIDO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
SCREEN FOR IMAGE LIGHT PROJECTION AND DISPLAY SYSTEM
- Publication number 20170184954
- Publication date Jun 29, 2017
- Asahi Glass Company, Limited
- Atsushi KOYANAGI
- G02 - OPTICS
Information Patent Application
ADHESIVE FOR ULTRAVIOLET-LIGHT-EMITTING DEVICE, AND ULTRAVIOLET-LIG...
- Publication number 20170114253
- Publication date Apr 27, 2017
- Asahi Glass Company, Limited
- Fumiko NAKAYAMA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
SCANNING DISPLAY DEVICE AND SPECKLE REDUCTION METHOD
- Publication number 20130242365
- Publication date Sep 19, 2013
- Asahi Glass Company, Limited
- Atsushi KOYANAGI
- G02 - OPTICS
Information Patent Application
DEPOLARIZATION ELEMENT AND PROJECTION TYPE DISPLAY DEVICE
- Publication number 20120236263
- Publication date Sep 20, 2012
- Asahi Glass Company, Limited
- Masahiro MURAKAWA
- G02 - OPTICS
Information Patent Application
PROJECTION DISPLAY APPARATUS
- Publication number 20120147279
- Publication date Jun 14, 2012
- Asahi Glass Company, Limited
- Atsushi KOYANAGI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTION DISPLAY DEVICE
- Publication number 20120075539
- Publication date Mar 29, 2012
- Asahi Glass Company, Limited
- Teppei KONISHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTION TYPE DISPLAY APPARATUS
- Publication number 20120062848
- Publication date Mar 15, 2012
- Asahi Glass Company, Limited
- Atsushi Koyanagi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVELENGTH SELECTIVE OPTICAL ROTATOR AND OPTICAL HEAD DEVICE
- Publication number 20100321627
- Publication date Dec 23, 2010
- Asahi Glass Co., LTD.
- Atsushi KOYANAGI
- G02 - OPTICS
Information Patent Application
PRINTED WIRING BOARD, A METHOD OF MANUFACTURING PRINTED WIRING BOAR...
- Publication number 20100084727
- Publication date Apr 8, 2010
- Toshihiko MAKINO
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
WAVELENGTH SELECTING WAVELENGTH PLATE AND OPTICAL HEAD DEVICE USING IT
- Publication number 20090268585
- Publication date Oct 29, 2009
- Asahi Glass Company, Limited
- Yukihiro TAO
- G02 - OPTICS
Information Patent Application
WAVELENGTH-SELECTIVE DIFFRACTION ELEMENT AND OPTICAL HEAD DEVICE IN...
- Publication number 20080316600
- Publication date Dec 25, 2008
- Asahi Glass Company, Limited
- Atsushi KOYANAGI
- G02 - OPTICS
Information Patent Application
Optical element employing liquid crystal having optical isotropy
- Publication number 20060227283
- Publication date Oct 12, 2006
- ASAHI GLASS COMPANY LIMITED
- Yoshiharu Ooi
- G02 - OPTICS
Information Patent Application
Communication apparatus with dial-up function
- Publication number 20030137985
- Publication date Jul 24, 2003
- Kabushiki Kaisha Toshiba
- Atsushi Koyanagi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Information processing apparatus and network configuration method
- Publication number 20030065753
- Publication date Apr 3, 2003
- Kabushiki Kaisha Toshiba
- Satoru Taninaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wireless communication system and wireless LAN access point
- Publication number 20030063593
- Publication date Apr 3, 2003
- Kabushiki Kaisha Toshiba
- Atsushi Koyanagi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Atsushi KOYANAGI

Person

Patents Grantslast 30 patents

Sensor cover and sensor module

Homogenizer, illuminating optical system, and illuminator

Optical filter and device using the same

Ultraviolet-light-emitting device with adhesive having low glass tr...

Screen for image light projection and display system

Scanning display device and speckle reduction method

Depolarization element and projection type display device

Printed wiring board, a method of manufacturing printed wiring boar...

Wavelength selecting wavelength plate and optical head device using it

Wavelength-selective diffraction element and optical head device in...

Patents Applicationslast 30 patents

SENSOR COVER AND SENSOR MODULE

OPTICAL FILTER

HOMOGENIZER, ILLUMINATING OPTICAL SYSTEM, AND ILLUMINATOR

OPTICAL FILTER AND DEVICE USING THE SAME

SCREEN FOR IMAGE LIGHT PROJECTION AND DISPLAY SYSTEM

ADHESIVE FOR ULTRAVIOLET-LIGHT-EMITTING DEVICE, AND ULTRAVIOLET-LIG...

SCANNING DISPLAY DEVICE AND SPECKLE REDUCTION METHOD

DEPOLARIZATION ELEMENT AND PROJECTION TYPE DISPLAY DEVICE

PROJECTION DISPLAY APPARATUS

PROJECTION DISPLAY DEVICE

PROJECTION TYPE DISPLAY APPARATUS

WAVELENGTH SELECTIVE OPTICAL ROTATOR AND OPTICAL HEAD DEVICE

PRINTED WIRING BOARD, A METHOD OF MANUFACTURING PRINTED WIRING BOAR...

WAVELENGTH SELECTING WAVELENGTH PLATE AND OPTICAL HEAD DEVICE USING IT

WAVELENGTH-SELECTIVE DIFFRACTION ELEMENT AND OPTICAL HEAD DEVICE IN...

Optical element employing liquid crystal having optical isotropy

Communication apparatus with dial-up function

Information processing apparatus and network configuration method

Wireless communication system and wireless LAN access point