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Keiichi YOSHIKAWA
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Saitama-shi, Saitama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for selecting odor-controlling substance
Patent number
10,738,101
Issue date
Aug 11, 2020
Kao Corporation
Keiichi Yoshikawa
G01 - MEASURING TESTING
Information
Patent Grant
Agent for suppressing odors of polysulfide compounds
Patent number
10,619,027
Issue date
Apr 14, 2020
Kao Corporation
Keiichi Yoshikawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method for evaluating and selecting agent for suppressing odors of...
Patent number
10,585,087
Issue date
Mar 10, 2020
Kao Corporation
Keiichi Yoshikawa
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Alkenyl sulfate ester or salt thereof
Patent number
10,364,216
Issue date
Jul 30, 2019
Kao Corporation
Masanori Matsuura
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Patents Applications
last 30 patents
Information
Patent Application
Method for Improving Olfactory Sensitivity
Publication number
20230321462
Publication date
Oct 12, 2023
KAO CORPORATION
Dan TAKASE
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
METHOD FOR SELECTING ODOR CONTROL SUBSTANCE
Publication number
20190367963
Publication date
Dec 5, 2019
KAO CORPORATION
Keiichi YOSHIKAWA
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
AGENT FOR SUPPRESSING ODORS OF POLYSULFIDE COMPOUNDS
Publication number
20180186968
Publication date
Jul 5, 2018
KAO CORPORATION
Keiichi YOSHIKAWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR EVALUATING AND SELECTING AGENT FOR SUPPRESSING ODORS OF...
Publication number
20180180600
Publication date
Jun 28, 2018
KAO CORPORATION
Keiichi YOSHIKAWA
G01 - MEASURING TESTING
Information
Patent Application
Method for Selecting Odor-Controlling Substance
Publication number
20180127482
Publication date
May 10, 2018
KAO CORPORATION
Keiichi Yoshikawa
G01 - MEASURING TESTING
Information
Patent Application
Novel Alkenyl Sulfate Ester or Salt Thereof
Publication number
20160198746
Publication date
Jul 14, 2016
KAO CORPORATION
Masanori MATSUURA
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES