Masayuki Ohtsuka

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Chuo-ku, Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic field molding device, method for producing ferrite magnet,...
- Patent number 8,066,498
- Issue date Nov 29, 2011
- TDK Corporation
- Hideo Kurita
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for production of magnet, magnet obtained thereby and produ...
- Patent number 7,641,848
- Issue date Jan 5, 2010
- TDK Corporation
- Kazunori Oi
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Electrochemical device
- Patent number 7,468,222
- Issue date Dec 23, 2008
- TDK Corporation
- Tetsuya Takahashi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Oxygen and carbon dioxide absorbent and process for storing coffee...
- Patent number 4,366,179
- Issue date Dec 28, 1982
- Mitsubishi Gas Chemical Company, Inc.
- Takanari Nawata
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PRODUCTION OF MAGNET, MAGNET OBTAINED THEREBY AND PRODU...
- Publication number 20090108970
- Publication date Apr 30, 2009
- TDK Corporation
- Kazunori OI
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
MAGNETIC FIELD MOLDING DEVICE, METHOD FOR PRODUCING FERRITE MAGNET,...
- Publication number 20070069426
- Publication date Mar 29, 2007
- TDK Corporation
- Hideo Kurita
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Magnetic field forming device, ferrite magnet producing method, and...
- Publication number 20060219323
- Publication date Oct 5, 2006
- Kiyoyuki Masuzawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Electrochemical device
- Publication number 20060141356
- Publication date Jun 29, 2006
- Tetsuya Takahashi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Electrochemical device
- Publication number 20050147880
- Publication date Jul 7, 2005
- TDK Corporation
- Tetsuya Takahashi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...