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Takuma TSUBOI
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Wakayama-shi, Wakayama-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Modified cellulose fiber powder
Patent number
12,209,146
Issue date
Jan 28, 2025
Kao Corporation
Takuma Tsuboi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing shortened anionically modified cellulose fibers
Patent number
11,959,194
Issue date
Apr 16, 2024
Kao Corporation
Shunsuke Fukui
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Film comprising hydrophobized cellulose fibers and oil
Patent number
11,884,798
Issue date
Jan 30, 2024
Kao Corporation
Kouji Ohsaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Film comprising hydrophobized cellulose fibers and oil
Patent number
11,499,034
Issue date
Nov 15, 2022
Kao Corporation
Kouji Ohsaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Rubber composition
Patent number
11,136,416
Issue date
Oct 5, 2021
Kao Corporation
Yutaka Yoshida
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Modified cellulose fibers
Patent number
10,906,993
Issue date
Feb 2, 2021
Kao Corporation
Yutaka Yoshida
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
FILM COMPRISING HYDROPHOBIZED CELLULOSE FIBERS AND OIL
Publication number
20230037982
Publication date
Feb 9, 2023
KAO CORPORATION
Kouji OHSAKI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MODIFIED CELLULOSE FIBER POWDER
Publication number
20220025073
Publication date
Jan 27, 2022
KAO CORPORATION
Takuma TSUBOI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING SHORTENED ANIONICALLY MODIFIED CELLULOSE...
Publication number
20210054541
Publication date
Feb 25, 2021
KAO CORPORATION
Shunsuke FUKUI
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
FILM COMPRISING HYDROPHOBIZED CELLULOSE FIBERS AND OIL
Publication number
20200071491
Publication date
Mar 5, 2020
KAO CORPORATION
Kouji OHSAKI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIN COMPOSITION
Publication number
20190322865
Publication date
Oct 24, 2019
KAO CORPORATION
Takuma TSUBOI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MODIFIED CELLULOSE FIBERS
Publication number
20190169314
Publication date
Jun 6, 2019
KAO CORPORATION
Yutaka YOSHIDA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RUBBER COMPOSITION
Publication number
20180244806
Publication date
Aug 30, 2018
KAO CORPORATION
Yutaka YOSHIDA
B60 - VEHICLES IN GENERAL