Yutaka Hiratsu

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Patents Grantslast 30 patents

Information Patent Grant
Magnesium oxide for annealing separator, and grain-oriented electro...
- Patent number 11,097,955
- Issue date Aug 24, 2021
- Tateho Chemical Industries Co., Ltd.
- Masaki Kitagaki
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnesium oxide for annealing separators, and grain-oriented magnet...
- Patent number 11,001,907
- Issue date May 11, 2021
- Tateho Chemical Industries Co., Ltd.
- Tsubasa Migita
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Magnesium oxide particle aggregate
- Patent number 6,899,768
- Issue date May 31, 2005
- Tateho Chemical Industries Co., Ltd.
- Atsuo Toutsuka
- C21 - METALLURGY OF IRON
Information Patent Grant
Magnesium oxide particle aggregate
- Patent number 6,835,250
- Issue date Dec 28, 2004
- Tateho Chemical Industries Co., Ltd.
- Yutaka Hiratsu
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
MAGNESIUM OXIDE FOR ANNEALING SEPARATOR, AND GRAIN-ORIENTED ELECTRO...
- Publication number 20200115250
- Publication date Apr 16, 2020
- TATEHO CHEMICAL INDUSTRIES CO., LTD.
- Masaki KITAGAKI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
MAGNESIUM OXIDE FOR ANNEALING SEPARATORS, AND GRAIN-ORIENTED MAGNET...
- Publication number 20200115770
- Publication date Apr 16, 2020
- TATEHO CHEMICAL INDUSTRIES CO., LTD.
- Tsubasa MIGITA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Magnesium oxide particle aggregate
- Publication number 20040040627
- Publication date Mar 4, 2004
- Atsuo Toutsuka
- C21 - METALLURGY OF IRON
Information Patent Application
Magnesium oxide particle aggrerate
- Publication number 20030136467
- Publication date Jul 24, 2003
- Yutaka Hiratsu
- C21 - METALLURGY OF IRON