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Atsushi TOFUKU
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Chiba, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method of producing organic-inorganic hybrid infrared absorbing par...
Patent number
11,912,878
Issue date
Feb 27, 2024
Sumitomo Metal Mining Co., Ltd.
Hirofumi Tsunematsu
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing heat-ray shielding dispersion body, heat-ray s...
Patent number
10,450,471
Issue date
Oct 22, 2019
Sumitomo Metal Mining Co., Ltd.
Kayo Yabuki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Manufacturing method of surface treated zinc oxide particles, surfa...
Patent number
8,883,312
Issue date
Nov 11, 2014
Sumitomo Metal Mining Co., Ltd.
Kayo Yabuki
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Infrared shielding nanoparticle, its manufacturing method, infrared...
Patent number
8,470,212
Issue date
Jun 25, 2013
Sumitomo Metal Mining Co., Ltd.
Atsushi Tofuku
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Manufacturing method of surface-treated zinc oxide particles, surfa...
Patent number
8,304,070
Issue date
Nov 6, 2012
Sumitomo Metal Mining Co., Ltd.
Kayo Yabuki
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Dispersion liquid for near-infrared-absorbing adhesive-body, near-i...
Patent number
8,174,190
Issue date
May 8, 2012
Sumitomo Metal Mining Co., Ltd.
Yosuke Ota
G02 - OPTICS
Information
Patent Grant
Transparent conductive layered structure and method of producing th...
Patent number
7,135,223
Issue date
Nov 14, 2006
Sumitomo Metal Mining Co., Ltd.
Atsushi Tofuku
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Transparent conductive layered structure and method of producing th...
Patent number
6,716,480
Issue date
Apr 6, 2004
Sumitomo Metal Mining Co., Ltd.
Masaya Yukinobu
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
TRANSPARENT CONDUCTIVE LAYERED STRUCTURE AND METHOD OF PRODUCING TH...
Patent number
6,673,142
Issue date
Jan 6, 2004
Sumitomo Metal Mining Co., Ltd.
Atsushi Tofuku
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Transparent conductive layer forming coating liquid containing form...
Patent number
6,569,359
Issue date
May 27, 2003
Sumitomo Metal Mining Co., Ltd.
Masaya Yukinobu
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF PRODUCING ORGANIC-INORGANIC HYBRID INFRARED ABSORBING PAR...
Publication number
20220049105
Publication date
Feb 17, 2022
Sumitomo Metal Mining Co., Ltd.
Hirofumi TSUNEMATSU
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
NEAR-INFRARED ABSORPTION FILTER AND IMAGING DEVICE
Publication number
20150301243
Publication date
Oct 22, 2015
Sumitomo Metal Mining Co., Ltd.
Mika OKADA
G02 - OPTICS
Information
Patent Application
METHOD FOR PRODUCING HEAT-RAY SHIELDING DISPERSION BODY, HEAT-RAY S...
Publication number
20150197646
Publication date
Jul 16, 2015
Sumitomo Metal Mining Co., Ltd.
Kayo Yabuki
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
HEAT SHIELDING LAMINATION STRUCTURE
Publication number
20150158274
Publication date
Jun 11, 2015
Sumitomo Metal Mining Co., Ltd.
Kayo Yabuki
B32 - LAYERED PRODUCTS
Information
Patent Application
MANUFACTURING METHOD OF SURFACE TREATED ZINC OXIDE PARTICLES, SURFA...
Publication number
20120141737
Publication date
Jun 7, 2012
Sumitomo Metal Mining Co., Ltd.
Kayo YABUKI
B82 - NANO-TECHNOLOGY
Information
Patent Application
INFRARED SHIELDING NANOPARTICLE, ITS MANUFACTURING METHOD, INFRARED...
Publication number
20110297899
Publication date
Dec 8, 2011
Sumitomo Metal Mining Co., Ltd.
Atsushi Tofuku
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MANUFACTURING METHOD OF SURFACE TREATED ZINC OXIDE PARTICLES, SURFA...
Publication number
20100286322
Publication date
Nov 11, 2010
Kayo YABUKI
B82 - NANO-TECHNOLOGY
Information
Patent Application
Dispersion liquid for near-infrared-absorbing adhesive-body, near-i...
Publication number
20090116100
Publication date
May 7, 2009
Sumitomo Metal Mining Co., Ltd.
Yosuke Ota
G02 - OPTICS
Information
Patent Application
Transparent conductive layered structure and method of producing th...
Publication number
20040091731
Publication date
May 13, 2004
Sumitomo Metal Mining Co., Ltd.
Atsushi Tofuku
B32 - LAYERED PRODUCTS
Information
Patent Application
Transparent conductive layered structure and method of producing th...
Publication number
20030170448
Publication date
Sep 11, 2003
Sumitomo Metal Mining Co., Ltd.
Masaya Yukinobu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Transparent conductive layered structure and method of producing th...
Publication number
20030165616
Publication date
Sep 4, 2003
Sumitomo Metal Mining Co., Ltd.
Masaya Yukinobu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Transparent conductive layer forming coating liquid
Publication number
20020047108
Publication date
Apr 25, 2002
Sumitomo Metal Mining Co., Ltd.
Masaya Yukinobu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Transparent conductive layered structure and method of producing th...
Publication number
20020037398
Publication date
Mar 28, 2002
Sumitomo Metal Mining Co., Ltd.
Atsushi Tofuku
C03 - GLASS MINERAL OR SLAG WOOL