Mitsuyoshi Iwasa

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Fukuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ceramic powder and applications thereof
- Patent number 8,476,340
- Issue date Jul 2, 2013
- Denki Kagaku Kogyo Kabushiki Kaisha
- Yasuhisa Nishi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Ceramic powder and applications thereof
- Patent number 8,053,495
- Issue date Nov 8, 2011
- Denki Kagaku Kogyo Kabushiki Kaisha
- Yasuhisa Nishi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Inorganic hollow particle, process for producing the same, and comp...
- Patent number 7,816,428
- Issue date Oct 19, 2010
- Denki Kagaku Kogyo Kabushiki Kaisha
- Shuji Sasaki
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Silica filler and method for its production
- Patent number 5,833,746
- Issue date Nov 10, 1998
- Denki Kagaku Kogyo Kabushiki Kaisha
- Mitsuyoshi Iwasa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
CERAMIC POWDER AND APPLICATIONS THEREOF
- Publication number 20110257300
- Publication date Oct 20, 2011
- Denki Kagaku Kogyo Kabushiki Kaisha
- Yasuhisa NISHI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
INORGANIC HOLLOW POWDER, PROCESS FOR PRODUCING THE INORGANIC HOLLOW...
- Publication number 20100222487
- Publication date Sep 2, 2010
- Denki Kagaku Kogyo Kabushiki Kaisha
- Yasuhisa Nishi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CERAMIC POWDER AND APPLICATIONS THEREOF
- Publication number 20090312477
- Publication date Dec 17, 2009
- Denki Kagaku Kogyo Kabushiki Kaisha
- Yasuhisa Nishi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Inorganic Hollow Particle, Process For Producing The Same, And Comp...
- Publication number 20090030134
- Publication date Jan 29, 2009
- Denki Kagaku Kogyo Kabushiki Kaisha
- Shuji Sasaki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR