Tadaharu KOMATSUBARA

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Shunan-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Spherical polymethylsilsesquioxane particles
- Patent number 12,054,587
- Issue date Aug 6, 2024
- Tokuyama Corporation
- Toru Iwata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Silicone oil-treated silica particles and toner for electrophotography
- Patent number 10,095,145
- Issue date Oct 9, 2018
- Tokuyama Corporation
- Yuya Yamano
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Hydrophobized spherical polyalkylsilsesquioxane fine particle, exte...
- Patent number 9,809,682
- Issue date Nov 7, 2017
- Tokuyama Corporation
- Kenichi Ishizu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for producing inorganic oxide particles
- Patent number 9,079,777
- Issue date Jul 14, 2015
- Tokuyama Corporation
- Takayuki Maehara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing inorganic oxide particles
- Patent number 9,000,202
- Issue date Apr 7, 2015
- Tokuyama Corporation
- Takayuki Maehara
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METAL OXIDE POWDER CHEMICAL TREATMENT METHOD AND PRODUCTION METHOD
- Publication number 20220289581
- Publication date Sep 15, 2022
- Tokuyama Corporation
- Tadaharu KOMATSUBARA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
SPHERICAL POLYMETHYLSILSESQUIOXANE PARTICLES
- Publication number 20210238359
- Publication date Aug 5, 2021
- Tokuyama Corporation
- Toru IWATA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SILICONE OIL-TREATED SILICA PARTICLES AND TONER FOR ELECTROPHOTOGRAPHY
- Publication number 20170363985
- Publication date Dec 21, 2017
- Tokuyama Corporation
- Yuya YAMANO
- C01 - INORGANIC CHEMISTRY
Information Patent Application
HYDROPHOBIZED SPHERICAL POLYALKYLSILSESQUIOXANE FINE PARTICLE, EXTE...
- Publication number 20160319077
- Publication date Nov 3, 2016
- Tokuyama Corporation
- Kenichi ISHIZU
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING INORGANIC OXIDE PARTICLES
- Publication number 20150056119
- Publication date Feb 26, 2015
- Tokuyama Corporation
- Takayuki MAEHARA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING INORGANIC OXIDE PARTICLES
- Publication number 20120323030
- Publication date Dec 20, 2012
- Takayuki Maehara
- C07 - ORGANIC CHEMISTRY