Toshiaki Sugawara

Person

Tsuruoka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Polarizing plate, manufacturing method thereof, and optical device
- Patent number 11,971,568
- Issue date Apr 30, 2024
- Dexerials Corporation
- Kazuyuki Shibuya
- G02 - OPTICS
Information Patent Grant
Inorganic wave plate and manufacturing method therefor
- Patent number 11,966,068
- Issue date Apr 23, 2024
- Dexerials Corporation
- Akio Takada
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Wire grid polarization plate having dielectric layer with concave p...
- Patent number 11,579,350
- Issue date Feb 14, 2023
- Dexerials Corporation
- Kazuyuki Shibuya
- G02 - OPTICS
Information Patent Grant
Optical element and projection image display apparatus
- Patent number 11,573,362
- Issue date Feb 7, 2023
- Dexerials Corporation
- Junichi Sugawara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Polarizer and optical apparatus
- Patent number 11,543,702
- Issue date Jan 3, 2023
- DEXERIALS CORPORATION
- Kazuyuki Shibuya
- G02 - OPTICS
Information Patent Grant
Polarizing plate and optical apparatus having tip portions with con...
- Patent number 11,500,140
- Issue date Nov 15, 2022
- DEXERIALS CORPORATION
- Kazuyuki Shibuya
- G02 - OPTICS
Information Patent Grant
Polarizing plate having discontinuous water-repellent portion and m...
- Patent number 11,385,389
- Issue date Jul 12, 2022
- Dexerials Corporation
- Kazuyuki Shibuya
- G02 - OPTICS
Information Patent Grant
Optical element and projection image display apparatus
- Patent number 11,294,114
- Issue date Apr 5, 2022
- Dexerials Corporation
- Junichi Sugawara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Thin film for optical element, method of manufacturing thin film fo...
- Patent number 11,249,233
- Issue date Feb 15, 2022
- Dexerials Corporation
- Toshiaki Sugawara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Polarizing plate, optical apparatus and method of manufacturing pol...
- Patent number 11,112,550
- Issue date Sep 7, 2021
- Dexerials Corporation
- Kazuyuki Shibuya
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Polarizing plate and optical apparatus including the same
- Patent number 11,029,458
- Issue date Jun 8, 2021
- Dexerials Corporation
- Akio Takada
- G02 - OPTICS
Information Patent Grant
Pattern formation method and method for manufacturing polarizing plate
- Patent number 11,009,789
- Issue date May 18, 2021
- Dexerials Corporation
- Kazuyuki Shibuya
- G02 - OPTICS
Information Patent Grant
Manufacturing method of phase difference element, phase difference...
- Patent number 10,996,388
- Issue date May 4, 2021
- Dexerials Corporation
- Junichi Sugawara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Polarizing plate, production method thereof and optical apparatus
- Patent number 10,928,574
- Issue date Feb 23, 2021
- Dexerials Corporation
- Kazuyuki Shibuya
- G02 - OPTICS
Information Patent Grant
Inorganic polarizing plate, method of manufacturing the same, and o...
- Patent number 10,436,964
- Issue date Oct 8, 2019
- Dexerials Corporation
- Akio Takada
- G02 - OPTICS
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
Stabilizer for chlorine-containing polymers, process for the prepar...
- Patent number 5,648,413
- Issue date Jul 15, 1997
- Mizusawa Industrial Chemicals, Inc.
- Teiji Sato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparation of granular stabilizer for chlorine-contain...
- Patent number 4,871,498
- Issue date Oct 3, 1989
- Mizusawa Industrial Chemicals, Ltd.
- Seiichi Nakamura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Granular stabilizer for chlorine-containing polymers and process fo...
- Patent number 4,659,506
- Issue date Apr 21, 1987
- Mizusawa Industrial Chemicals, Ltd.
- Seiichi Nakamura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL ELEMENT AND PROJECTION IMAGE DISPLAY APPARATUS
- Publication number 20220155510
- Publication date May 19, 2022
- DEXERIALS CORPORATION
- Junichi SUGAWARA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POLARIZING PLATE
- Publication number 20210302639
- Publication date Sep 30, 2021
- DEXERIALS CORPORATION
- Shigeshi SAKAKIBARA
- G02 - OPTICS
Information Patent Application
POLARIZING PLATE AND OPTICAL APPARATUS
- Publication number 20210208323
- Publication date Jul 8, 2021
- DEXERIALS CORPORATION
- Kazuyuki Shibuya
- G02 - OPTICS
Information Patent Application
POLARIZING PLATE, MANUFACTURING METHOD THEREOF, AND OPTICAL DEVICE
- Publication number 20210199869
- Publication date Jul 1, 2021
- DEXERIALS CORPORATION
- Kazuyuki Shibuya
- G02 - OPTICS
Information Patent Application
INORGANIC WAVE PLATE AND MANUFACTURING METHOD THEREFOR
- Publication number 20210072446
- Publication date Mar 11, 2021
- DEXERIALS CORPORATION
- Akio Takada
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
POLARIZER AND OPTICAL APPARATUS
- Publication number 20210055591
- Publication date Feb 25, 2021
- DEXERIALS CORPORATION
- Kazuyuki Shibuya
- G02 - OPTICS
Information Patent Application
PATTERN FORMATION METHOD AND METHOD FOR MANUFACTURING POLARIZING PLATE
- Publication number 20210011374
- Publication date Jan 14, 2021
- DEXERIALS CORPORATION
- Kazuyuki Shibuya
- G02 - OPTICS
Information Patent Application
POLARIZATION PLATE AND OPTICAL APPARATUS, AND MANUFACTURING METHOD...
- Publication number 20200355860
- Publication date Nov 12, 2020
- DEXERIALS CORPORATION
- Kazuyuki Shibuya
- G02 - OPTICS
Information Patent Application
POLARIZING PLATE AND PRODUCTION METHOD THEREOF
- Publication number 20200341179
- Publication date Oct 29, 2020
- DEXERIALS CORPORATION
- Kazuyuki Shibuya
- G02 - OPTICS
Information Patent Application
THIN FILM FOR OPTICAL ELEMENT, METHOD OF MANUFACTURING THIN FILM FO...
- Publication number 20200326463
- Publication date Oct 15, 2020
- DEXERIALS CORPORATION
- Toshiaki Sugawara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
OPTICAL ELEMENT AND PROJECTION IMAGE DISPLAY APPARATUS
- Publication number 20200284964
- Publication date Sep 10, 2020
- DEXERIALS CORPORATION
- Junichi SUGAWARA
- G02 - OPTICS
Information Patent Application
POLARIZING PLATE, OPTICAL APPARATUS AND METHOD OF MANUFACTURING POL...
- Publication number 20200209451
- Publication date Jul 2, 2020
- DEXERIALS CORPORATION
- Kazuyuki Shibuya
- G02 - OPTICS
Information Patent Application
POLARIZING PLATE AND POLARIZING PLATE MANUFACTURING METHOD
- Publication number 20200132903
- Publication date Apr 30, 2020
- DEXERIALS CORPORATION
- Kazuyuki SHIBUYA
- G02 - OPTICS
Information Patent Application
MANUFACTURING METHOD OF PHASE DIFFERENCE ELEMENT, PHASE DIFFERENCE...
- Publication number 20200018882
- Publication date Jan 16, 2020
- DEXERIALS CORPORATION
- Junichi Sugawara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
POLARIZING PLATE AND OPTICAL APPARATUS INCLUDING THE SAME
- Publication number 20190094438
- Publication date Mar 28, 2019
- DEXERIALS CORPORATION
- Akio Takada
- B32 - LAYERED PRODUCTS
Information Patent Application
INORGANIC POLARIZING PLATE, METHOD OF MANUFACTURING THE SAME, AND O...
- Publication number 20180224589
- Publication date Aug 9, 2018
- 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

Toshiaki Sugawara

Person

Patents Grantslast 30 patents

Polarizing plate, manufacturing method thereof, and optical device

Inorganic wave plate and manufacturing method therefor

Wire grid polarization plate having dielectric layer with concave p...

Optical element and projection image display apparatus

Polarizer and optical apparatus

Polarizing plate and optical apparatus having tip portions with con...

Polarizing plate having discontinuous water-repellent portion and m...

Optical element and projection image display apparatus

Thin film for optical element, method of manufacturing thin film fo...

Polarizing plate, optical apparatus and method of manufacturing pol...

Polarizing plate and optical apparatus including the same

Pattern formation method and method for manufacturing polarizing plate

Manufacturing method of phase difference element, phase difference...

Polarizing plate, production method thereof and optical apparatus

Inorganic polarizing plate, method of manufacturing the same, and o...

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

Stabilizer for chlorine-containing polymers, process for the prepar...

Process for preparation of granular stabilizer for chlorine-contain...

Granular stabilizer for chlorine-containing polymers and process fo...

Patents Applicationslast 30 patents

OPTICAL ELEMENT AND PROJECTION IMAGE DISPLAY APPARATUS

POLARIZING PLATE

POLARIZING PLATE AND OPTICAL APPARATUS

POLARIZING PLATE, MANUFACTURING METHOD THEREOF, AND OPTICAL DEVICE

INORGANIC WAVE PLATE AND MANUFACTURING METHOD THEREFOR

POLARIZER AND OPTICAL APPARATUS

PATTERN FORMATION METHOD AND METHOD FOR MANUFACTURING POLARIZING PLATE

POLARIZATION PLATE AND OPTICAL APPARATUS, AND MANUFACTURING METHOD...

POLARIZING PLATE AND PRODUCTION METHOD THEREOF

THIN FILM FOR OPTICAL ELEMENT, METHOD OF MANUFACTURING THIN FILM FO...

OPTICAL ELEMENT AND PROJECTION IMAGE DISPLAY APPARATUS

POLARIZING PLATE, OPTICAL APPARATUS AND METHOD OF MANUFACTURING POL...

POLARIZING PLATE AND POLARIZING PLATE MANUFACTURING METHOD

MANUFACTURING METHOD OF PHASE DIFFERENCE ELEMENT, PHASE DIFFERENCE...

POLARIZING PLATE AND OPTICAL APPARATUS INCLUDING THE SAME

INORGANIC POLARIZING PLATE, METHOD OF MANUFACTURING THE SAME, AND O...

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