Hiroya Yamashita

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Tokuyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Mesoporous silica particles and production process thereof
- Patent number 7,959,728
- Issue date Jun 14, 2011
- Tokuyama Corporation
- Kentaro Fukuda
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Cationized silica dispersion
- Patent number 6,677,389
- Issue date Jan 13, 2004
- Tokuyama Corporation
- Kentaro Fukuda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Boron nitride fiber and process for production thereof
- Patent number 5,780,154
- Issue date Jul 14, 1998
- Tokuyama Corporation
- Yoshio Okano
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Tin oxide fiber and a process for producing the same
- Patent number 5,330,833
- Issue date Jul 19, 1994
- Tokuyama Soda Kabushiki Kaisha
- Hiroya Yamashita
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Ni/Sn cathode having reduced hydrogen overvoltage
- Patent number 4,801,368
- Issue date Jan 31, 1989
- Tokuyama Soda Kabushiki Kaisha
- Hiroya Yamashita
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR

Patents Applicationslast 30 patents

Information Patent Application
MESOPOROUS SILICA PARTICLES AND PRODUCTION PROCESS THEREOF
- Publication number 20090060816
- Publication date Mar 5, 2009
- TOKUYAMA CORPORATION
- Kentaro FUKUDA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Mesoporous silica particles and production process thereof
- Publication number 20050025690
- Publication date Feb 3, 2005
- Tokuyama Corporation
- Kentaro Fukuda
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Cationized silica dispersion
- Publication number 20020169216
- Publication date Nov 14, 2002
- Kentaro Fukuda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...