Nobuhiro KAWATSUKI

Person

Himeji-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Polarization diffraction element and vector beam mode detection sys...
- Patent number 12,055,742
- Issue date Aug 6, 2024
- HAYASHI TELEMPU CORPORATION
- Takeya Sakai
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Photoreactive liquid crystal composition, display element, optical...
- Patent number 11,560,517
- Issue date Jan 24, 2023
- UNIVERSITY OF HYOGO
- Tomoyuki Sasaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Photoreactive liquid crystal composition, display element, optical...
- Patent number 10,752,839
- Issue date Aug 25, 2020
- University of Hyogo
- Tomoyuki Sasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Retardation film and process for producing the same
- Patent number 7,300,687
- Issue date Nov 27, 2007
- Hayashi Telempu Co., Ltd.
- Takeya Sakai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Retardation film and process for producing the same
- Patent number 6,743,487
- Issue date Jun 1, 2004
- Hayashi Telempu Co., Ltd.
- Takeya Sakai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polarizing optical element and device using the same
- Patent number 5,155,622
- Issue date Oct 13, 1992
- Kuraray Co., Ltd.
- Nobuhiro Kawatsuki
- G02 - OPTICS
Information Patent Grant
Transmittance modulation photomask, process for producing the same,...
- Patent number 4,842,969
- Issue date Jun 27, 1989
- Kuraray Company, Ltd.
- Nobuhiro Kawatsuki
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
POLARIZATION DIFFRACTION ELEMENT AND VECTOR BEAM MODE DETECTION SYS...
- Publication number 20210072447
- Publication date Mar 11, 2021
- HAYASHI TELEMPU CORPORATION
- Takeya SAKAI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
PHOTOREACTIVE LIQUID CRYSTAL COMPOSITION, DISPLAY ELEMENT, OPTICAL...
- Publication number 20200332194
- Publication date Oct 22, 2020
- UNIVERSITY OF HYOGO
- Tomoyuki SASAKI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
PHOTOREACTIVE LIQUID CRYSTAL COMPOSITION, DISPLAY ELEMENT, OPTICAL...
- Publication number 20170166816
- Publication date Jun 15, 2017
- UNIVERSITY OF HYOGO
- Tomoyuki SASAKI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Optical film, method for producing same, and polymer liquid crystal...
- Publication number 20070183052
- Publication date Aug 9, 2007
- Tomoegawa Paper Co., Ltd.
- Makoto Murata
- G02 - OPTICS
Information Patent Application
Retardation film and process for producing the same
- Publication number 20070019140
- Publication date Jan 25, 2007
- HAYASHI TELEMPU CO., LTD
- Takeya Sakai
- G02 - OPTICS
Information Patent Application
Retardation film and process for producing the same
- Publication number 20050083463
- Publication date Apr 21, 2005
- HAYASHI TELEMPU CO., LTD
- Takeya Sakai
- G02 - OPTICS
Information Patent Application
Retardation film and process for producing the same
- Publication number 20040166250
- Publication date Aug 26, 2004
- HAYASHI TELEMPU CO., LTD
- Takeya Sakai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Retardation film and process for producing the same
- Publication number 20020128341
- Publication date Sep 12, 2002
- HAYASHI TELEMPU CO., LTD
- Takeya Sakai
- G02 - OPTICS

Nobuhiro KAWATSUKI

Person

Patents Grantslast 30 patents

Polarization diffraction element and vector beam mode detection sys...

Photoreactive liquid crystal composition, display element, optical...

Photoreactive liquid crystal composition, display element, optical...

Retardation film and process for producing the same

Retardation film and process for producing the same

Polarizing optical element and device using the same

Transmittance modulation photomask, process for producing the same,...

Patents Applicationslast 30 patents

POLARIZATION DIFFRACTION ELEMENT AND VECTOR BEAM MODE DETECTION SYS...

PHOTOREACTIVE LIQUID CRYSTAL COMPOSITION, DISPLAY ELEMENT, OPTICAL...

PHOTOREACTIVE LIQUID CRYSTAL COMPOSITION, DISPLAY ELEMENT, OPTICAL...

Optical film, method for producing same, and polymer liquid crystal...

Retardation film and process for producing the same

Retardation film and process for producing the same

Retardation film and process for producing the same

Retardation film and process for producing the same