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Tomohiko Hakamata
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Kanagawa, JP
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Patents Grants
last 30 patents
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Patent Grant
Carboxylic acid ester compound, method for producing the same, comp...
Patent number
11,866,403
Issue date
Jan 9, 2024
Mitsubishi Gas Chemical Company, Inc.
Yutaka Matsuura
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Carboxylic acid ester compound, production method thereof, and frag...
Patent number
11,725,161
Issue date
Aug 15, 2023
Mitsubishi Gas Chemical Company, Inc.
Yutaka Matsuura
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Fragrance composition
Patent number
9,464,257
Issue date
Oct 11, 2016
Takasago International Corporation
Hiroyuki Matsuda
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method for producing diamine compound
Patent number
9,073,827
Issue date
Jul 7, 2015
Takasago International Corporation
Taichiro Touge
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Ruthenium-diamine complex and method for producing optically active...
Patent number
8,987,492
Issue date
Mar 24, 2015
Takasago International Corporation
Taichiro Touge
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Ruthenium-diamine complex and method for producing optically active...
Patent number
8,969,609
Issue date
Mar 3, 2015
Takasago International Corporation
Taichiro Touge
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Ruthenium-diamine complex and method for producing optically active...
Patent number
8,901,323
Issue date
Dec 2, 2014
Takasago International Corporation
Taichiro Touge
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Axially asymmetric phosphorus compound and production method thereof
Patent number
8,222,433
Issue date
Jul 17, 2012
National University Corporation Tokyo University of Agriculture and Technology
Ken Tanaka
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
CARBOXYLIC ACID ESTER COMPOUND, PRODUCTION METHOD THEREOF, AND FRAG...
Publication number
20220041955
Publication date
Feb 10, 2022
Mitsubishi Gas Chemical Company, Inc.
Yutaka MATSUURA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CARBOXYLIC ACID ESTER COMPOUND, METHOD FOR PRODUCING THE SAME, COMP...
Publication number
20210276941
Publication date
Sep 9, 2021
Mitsubishi Gas Chemical Company, Inc.
Yutaka MATSUURA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
FRAGRANCE COMPOSITION
Publication number
20150275131
Publication date
Oct 1, 2015
Takasago International Corporation
Hiroyuki Matsuda
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
RUTHENIUM-DIAMINE COMPLEX AND METHOD FOR PRODUCING OPTICALLY ACTIVE...
Publication number
20150051417
Publication date
Feb 19, 2015
Takasago International Corporation
Taichiro TOUGE
C07 - ORGANIC CHEMISTRY
Information
Patent Application
RUTHENIUM-DIAMINE COMPLEX AND METHOD FOR PRODUCING OPTICALLY ACTIVE...
Publication number
20150051415
Publication date
Feb 19, 2015
Takasago International Corporation
Taichiro TOUGE
C07 - ORGANIC CHEMISTRY
Information
Patent Application
RUTHENIUM-DIAMINE COMPLEX AND METHOD FOR PRODUCING OPTICALLY ACTIVE...
Publication number
20140051871
Publication date
Feb 20, 2014
Takasago International Corporation
Taichiro Touge
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING DIAMINE COMPOUND
Publication number
20140039220
Publication date
Feb 6, 2014
Takasago International Corporation
Taichiro Touge
C07 - ORGANIC CHEMISTRY
Information
Patent Application
AXIALLY ASYMMETRIC PHOSPHORUS COMPOUND AND PRODUCTION METHOD THEREOF
Publication number
20110218345
Publication date
Sep 8, 2011
Ken TANAKA
C07 - ORGANIC CHEMISTRY