Koji Sasaki

Person

Chiyoda-ku, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Depolarizing plate
- Patent number 11,841,560
- Issue date Dec 12, 2023
- Dexerials Corporation
- Akio Takada
- G02 - OPTICS
Information Patent Grant
Optical body, method for manufacturing optical body, light-emitting...
- Patent number 11,287,693
- Issue date Mar 29, 2022
- Dexerials Corporation
- Koji Sasaki
- G02 - OPTICS
Information Patent Grant
Polarizing plate having alternately stacked layers having different...
- Patent number 11,262,491
- Issue date Mar 1, 2022
- DEXERIALS CORPORATION
- Akio Takada
- G02 - OPTICS
Information Patent Grant
Optical body, method for manufacturing optical body, light-emitting...
- Patent number 11,243,429
- Issue date Feb 8, 2022
- Dexerials Corporation
- Koji Sasaki
- G02 - OPTICS
Information Patent Grant
Depolarizing plate, optical device and liquid-crystal display devic...
- Patent number 11,002,993
- Issue date May 11, 2021
- Dexerials Corporation
- Akio Takada
- G02 - OPTICS
Information Patent Grant
Optical body, method for manufacturing optical body, and light-emit...
- Patent number 10,732,341
- Issue date Aug 4, 2020
- Dexerials Corporation
- Koji Sasaki
- G02 - OPTICS
Information Patent Grant
Polarizing plate having absorption layer comprising only tantalum a...
- Patent number 10,732,335
- Issue date Aug 4, 2020
- Dexerials Coporation
- Akio Takada
- G02 - OPTICS
Information Patent Grant
Optical body and light emitting device
- Patent number 10,656,318
- Issue date May 19, 2020
- Dexerials Corporation
- Naoki Hanashima
- G02 - OPTICS
Information Patent Grant
Information processing system, information processing method, and r...
- Patent number 10,491,385
- Issue date Nov 26, 2019
- Adin Research, Inc.
- Nobuharu Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power module and method for manufacturing the same
- Patent number 10,080,313
- Issue date Sep 18, 2018
- Hitachi, Ltd.
- Hiroshi Shintani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Polarization conversion element, polarization-conversion-element ma...
- Patent number 10,042,176
- Issue date Aug 7, 2018
- DEXERIALS CORPORATION
- Koji Sasaki
- G02 - OPTICS
Information Patent Grant
Polarization conversion element and optical device
- Patent number 9,952,368
- Issue date Apr 24, 2018
- DEXERIALS CORPORATION
- Koji Sasaki
- G02 - OPTICS
Information Patent Grant
Wound core for stationary induction apparatus
- Patent number 9,818,526
- Issue date Nov 14, 2017
- Hitachi, Ltd.
- Takahiro Satake
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Inorganic polarizing plate containing FeSi having 1 to 33 mol% Fe
- Patent number 9,678,261
- Issue date Jun 13, 2017
- Dexerials Corporation
- Koji Sasaki
- G02 - OPTICS
Information Patent Grant
Polarizing element with moth eye structure between projection porti...
- Patent number 9,488,762
- Issue date Nov 8, 2016
- Dexerials Corporation
- Koji Sasaki
- G02 - OPTICS
Information Patent Grant
Inorganic polarizing plate containing FeSi fine particles having 1...
- Patent number 9,453,954
- Issue date Sep 27, 2016
- Dexerials Corporation
- Koji Sasaki
- G02 - OPTICS
Information Patent Grant
Inorganic polarizing plate containing FeSi fine particles
- Patent number 9,229,143
- Issue date Jan 5, 2016
- Dexerials Corporation
- Koji Sasaki
- G02 - OPTICS
Information Patent Grant
Optical film and process for its production
- Patent number 8,664,309
- Issue date Mar 4, 2014
- Asahi Glass Company, Limited
- Takeomi Miyako
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Semiconductor power module, inverter/converter including the same,...
- Patent number 8,564,953
- Issue date Oct 22, 2013
- Hitachi, Ltd.
- Keisuke Horiuchi
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Power module and vehicle-mounted inverter using the same
- Patent number 8,519,561
- Issue date Aug 27, 2013
- Hitachi, Ltd.
- Katsunori Azuma
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Semiconductor device and automotive ac generator
- Patent number 8,421,232
- Issue date Apr 16, 2013
- Hitachi, Ltd.
- Osamu Ikeda
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Semiconductor device
- Patent number 8,183,681
- Issue date May 22, 2012
- Hitachi, Ltd.
- Shinji Hiramitsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and automotive AC generator
- Patent number 7,964,492
- Issue date Jun 21, 2011
- Hitachi, Ltd.
- Osamu Ikeda
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power semiconductor module
- Patent number 7,928,587
- Issue date Apr 19, 2011
- Hitachi, Ltd.
- Akihiro Tamba
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 7,193,319
- Issue date Mar 20, 2007
- Hitachi, Ltd.
- Koji Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
CD system utilizing a virtual CD-R
- Patent number 6,795,803
- Issue date Sep 21, 2004
- Tomcat Computer Incorporated
- Toshiharu Tanaka
- G11 - INFORMATION STORAGE
Information Patent Grant
IC card and its manufacturing method
- Patent number 6,554,194
- Issue date Apr 29, 2003
- Hitachi, Ltd.
- Koji Sasaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Gas insulation switch
- Patent number 6,538,877
- Issue date Mar 25, 2003
- Hitachi, Ltd.
- Tokio Yamagiwa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Gas insulation switch
- Patent number 6,373,687
- Issue date Apr 16, 2002
- Hitachi, Ltd.
- Tokio Yamagiwa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Gas insulation switch
- Patent number 6,292,356
- Issue date Sep 18, 2001
- Hitachi, Ltd.
- Tokio Yamagiwa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
WIRE GRID POLARIZING ELEMENT, METHOD FOR MANUFACTURING WIRE GRID PO...
- Publication number 20250138233
- Publication date May 1, 2025
- Dexerials Corporation
- Koji SASAKI
- G02 - OPTICS
Information Patent Application
WIRE GRID POLARIZING ELEMENT, METHOD FOR MANUFACTURING WIRE GRID PO...
- Publication number 20240411079
- Publication date Dec 12, 2024
- Dexerials Corporation
- Koji SASAKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWER SEMICONDUCTOR MODULE
- Publication number 20240145331
- Publication date May 2, 2024
- HITACHI POWER SEMICONDUCTOR DEVICE, LTD.
- Hitoshi NISHIMORI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
WIRE GRID POLARIZING ELEMENT, METHOD FOR MANUFACTURING WIRE GRID PO...
- Publication number 20240036241
- Publication date Feb 1, 2024
- Dexerials Corporation
- Koji SASAKI
- G02 - OPTICS
Information Patent Application
SEMICONDUCTOR MODULE
- Publication number 20240006256
- Publication date Jan 4, 2024
- Hitachi Power Semiconductor Device, Ltd.
- Kisho Ashida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POLARIZATION ELEMENT, METHOD OF MANUFACTURING POLARIZATION ELEMENT,...
- Publication number 20220260768
- Publication date Aug 18, 2022
- DEXERIALS CORPORATION
- Koji SASAKI
- G02 - OPTICS
Information Patent Application
RESIN LAMINATED OPTICAL BODY, LIGHT SOURCE UNIT, OPTICAL UNIT, LIGH...
- Publication number 20210197504
- Publication date Jul 1, 2021
- DEXERIALS CORPORATION
- Hiroshi TAZAWA
- G02 - OPTICS
Information Patent Application
DEPOLARIZING PLATE
- Publication number 20210181541
- Publication date Jun 17, 2021
- DEXERIALS CORPORATION
- Akio TAKADA
- G02 - OPTICS
Information Patent Application
OPTICAL BODY, METHOD FOR MANUFACTURING OPTICAL BODY, LIGHT-EMITTING...
- Publication number 20200310020
- Publication date Oct 1, 2020
- DEXERIALS CORPORATION
- Koji SASAKI
- G02 - OPTICS
Information Patent Application
OPTICAL BODY, METHOD FOR MANUFACTURING OPTICAL BODY, LIGHT-EMITTING...
- Publication number 20200278583
- Publication date Sep 3, 2020
- DEXERIALS CORPORATION
- Koji SASAKI
- G02 - OPTICS
Information Patent Application
POLARIZING PLATE, METHOD FOR MANUFACTURING POLARIZING PLATE, AND ME...
- Publication number 20200142118
- Publication date May 7, 2020
- DEXERIALS CORPORATION
- Akio TAKADA
- G02 - OPTICS
Information Patent Application
INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND R...
- Publication number 20190222417
- Publication date Jul 18, 2019
- AdIn Research, Inc.
- Nobuharu Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL BODY, METHOD FOR MANUFACTURING OPTICAL BODY, AND LIGHT-EMIT...
- Publication number 20190101685
- Publication date Apr 4, 2019
- DEXERIALS CORPORATION
- Koji SASAKI
- G02 - OPTICS
Information Patent Application
OPTICAL BODY AND LIGHT EMITTING DEVICE
- Publication number 20190101684
- Publication date Apr 4, 2019
- DEXERIALS CORPORATION
- Naoki HANASHIMA
- G02 - OPTICS
Information Patent Application
DEPOLARIZING PLATE, OPTICAL DEVICE AND LIQUID-CRYSTAL DISPLAY DEVIC...
- Publication number 20160370608
- Publication date Dec 22, 2016
- DEXERIALS CORPORATION
- Akio TAKADA
- G02 - OPTICS
Information Patent Application
POLARIZATION CONVERSION ELEMENT, METHOD FOR MANUFACTURING POLARIZAT...
- Publication number 20160370524
- Publication date Dec 22, 2016
- DEXERIALS CORPORATION
- Koji SASAKI
- B32 - LAYERED PRODUCTS
Information Patent Application
INORGANIC POLARIZING PLATE CONTAINING FESI
- Publication number 20160363705
- Publication date Dec 15, 2016
- DEXERIALS CORPORATION
- Koji SASAKI
- G02 - OPTICS
Information Patent Application
POWER MODULE AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20160322281
- Publication date Nov 3, 2016
- Hitachi, Ltd
- Hiroshi SHINTANI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Wound Core for Stationary Induction Apparatus
- Publication number 20160172095
- Publication date Jun 16, 2016
- Hitachi, Ltd
- Takahiro SATAKE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POLARIZING PLATE, METHOD FOR MANUFACTURING POLARIZING PLATE, AND ME...
- Publication number 20160131810
- Publication date May 12, 2016
- Dexerials Corporation
- Akio TAKADA
- G02 - OPTICS
Information Patent Application
POLARIZATION CONVERSION ELEMENT, POLARIZATION-CONVERSION-ELEMENT MA...
- Publication number 20160097936
- Publication date Apr 7, 2016
- Dexerials Corporation
- Koji SASAKI
- G02 - OPTICS
Information Patent Application
INORGANIC POLARIZING PLATE CONTAINING FESI FINE PARTICLES
- Publication number 20160085009
- Publication date Mar 24, 2016
- DEXERIALS CORPORATION
- Koji SASAKI
- G02 - OPTICS
Information Patent Application
HEAT RADIATION CONTROL ELEMENT AND PRODUCTION METHOD THEREOF
- Publication number 20150219804
- Publication date Aug 6, 2015
- DEXERIALS CORPORATION
- Takatoshi Yamada
- G02 - OPTICS
Information Patent Application
TRANSPARENT PROTECTIVE PLATE, FLAT PANEL DISPLAY, AND PROCESS FOR P...
- Publication number 20130251969
- Publication date Sep 26, 2013
- Asahi Glass Company, Limited
- Koji Sasaki
- B32 - LAYERED PRODUCTS
Information Patent Application
INORGANIC POLARIZING PLATE
- Publication number 20130215507
- Publication date Aug 22, 2013
- DEXERIALS CORPORATION
- Koji SASAKI
- G02 - OPTICS
Information Patent Application
POLARIZING ELEMENT AND A METHOD FOR MANUFACTURING THE SAME
- Publication number 20130215508
- Publication date Aug 22, 2013
- DEXERIALS CORPORATION
- Koji SASAKI
- G02 - OPTICS
Information Patent Application
OPTICAL FILM AND PROCESS FOR ITS PRODUCTION
- Publication number 20130116370
- Publication date May 9, 2013
- Asahi Glass Company, Limited
- Takeomi MIYAKO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LAMINATED GLASS
- Publication number 20120250146
- Publication date Oct 4, 2012
- ASAHI GLASS COMPANY, LIMITED
- Kazuhiro Tamai
- B32 - LAYERED PRODUCTS
Information Patent Application
FRONT PLATE FOR DISPLAY, DISPLAY DEVICE, AND METHOD AND APPARATUS F...
- Publication number 20110222053
- Publication date Sep 15, 2011
- Asahi Glass Company, Limited
- Makoto Kamikawa
- G02 - OPTICS
Information Patent Application
SEMICONDUCTOR DEVICE AND AUTOMOTIVE AC GENERATOR
- Publication number 20110223718
- Publication date Sep 15, 2011
- Osamu Ikeda
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Koji Sasaki

Person

Patents Grantslast 30 patents

Depolarizing plate

Optical body, method for manufacturing optical body, light-emitting...

Polarizing plate having alternately stacked layers having different...

Optical body, method for manufacturing optical body, light-emitting...

Depolarizing plate, optical device and liquid-crystal display devic...

Optical body, method for manufacturing optical body, and light-emit...

Polarizing plate having absorption layer comprising only tantalum a...

Optical body and light emitting device

Information processing system, information processing method, and r...

Power module and method for manufacturing the same

Polarization conversion element, polarization-conversion-element ma...

Polarization conversion element and optical device

Wound core for stationary induction apparatus

Inorganic polarizing plate containing FeSi having 1 to 33 mol% Fe

Polarizing element with moth eye structure between projection porti...

Inorganic polarizing plate containing FeSi fine particles having 1...

Inorganic polarizing plate containing FeSi fine particles

Optical film and process for its production

Semiconductor power module, inverter/converter including the same,...

Power module and vehicle-mounted inverter using the same

Semiconductor device and automotive ac generator

Semiconductor device

Semiconductor device and automotive AC generator

Power semiconductor module

Semiconductor device

CD system utilizing a virtual CD-R

IC card and its manufacturing method

Gas insulation switch

Gas insulation switch

Gas insulation switch

Patents Applicationslast 30 patents

WIRE GRID POLARIZING ELEMENT, METHOD FOR MANUFACTURING WIRE GRID PO...

WIRE GRID POLARIZING ELEMENT, METHOD FOR MANUFACTURING WIRE GRID PO...

POWER SEMICONDUCTOR MODULE

WIRE GRID POLARIZING ELEMENT, METHOD FOR MANUFACTURING WIRE GRID PO...

SEMICONDUCTOR MODULE

POLARIZATION ELEMENT, METHOD OF MANUFACTURING POLARIZATION ELEMENT,...

RESIN LAMINATED OPTICAL BODY, LIGHT SOURCE UNIT, OPTICAL UNIT, LIGH...

DEPOLARIZING PLATE

OPTICAL BODY, METHOD FOR MANUFACTURING OPTICAL BODY, LIGHT-EMITTING...

OPTICAL BODY, METHOD FOR MANUFACTURING OPTICAL BODY, LIGHT-EMITTING...

POLARIZING PLATE, METHOD FOR MANUFACTURING POLARIZING PLATE, AND ME...

INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND R...

OPTICAL BODY, METHOD FOR MANUFACTURING OPTICAL BODY, AND LIGHT-EMIT...

OPTICAL BODY AND LIGHT EMITTING DEVICE

DEPOLARIZING PLATE, OPTICAL DEVICE AND LIQUID-CRYSTAL DISPLAY DEVIC...

POLARIZATION CONVERSION ELEMENT, METHOD FOR MANUFACTURING POLARIZAT...

INORGANIC POLARIZING PLATE CONTAINING FESI

POWER MODULE AND METHOD FOR MANUFACTURING THE SAME

Wound Core for Stationary Induction Apparatus

POLARIZING PLATE, METHOD FOR MANUFACTURING POLARIZING PLATE, AND ME...

POLARIZATION CONVERSION ELEMENT, POLARIZATION-CONVERSION-ELEMENT MA...

INORGANIC POLARIZING PLATE CONTAINING FESI FINE PARTICLES

HEAT RADIATION CONTROL ELEMENT AND PRODUCTION METHOD THEREOF

TRANSPARENT PROTECTIVE PLATE, FLAT PANEL DISPLAY, AND PROCESS FOR P...

INORGANIC POLARIZING PLATE

POLARIZING ELEMENT AND A METHOD FOR MANUFACTURING THE SAME

OPTICAL FILM AND PROCESS FOR ITS PRODUCTION

LAMINATED GLASS

FRONT PLATE FOR DISPLAY, DISPLAY DEVICE, AND METHOD AND APPARATUS F...

SEMICONDUCTOR DEVICE AND AUTOMOTIVE AC GENERATOR