Hirohisa Omoto

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic powder for magnetic recording medium
- Patent number 11,894,171
- Issue date Feb 6, 2024
- Dowa Electronics Materials Co., Ltd.
- Hirohisa Omoto
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Hexagonal ferrite magnetic powder
- Patent number 11,404,190
- Issue date Aug 2, 2022
- Dowa Electronics Materials Co., Ltd.
- Hirohisa Omoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic powder for magnetic recording medium
- Patent number 9,741,479
- Issue date Aug 22, 2017
- Dowa Electronics Materials Co., Ltd.
- Kenji Masada
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Metal magnetic powder and process for producing the same, magnetic...
- Patent number 9,311,947
- Issue date Apr 12, 2016
- Dowa Electronics Materials Co., Ltd.
- Hirohisa Omoto
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Metallic magnetic powder and manufacturing method of the same, magn...
- Patent number 8,932,668
- Issue date Jan 13, 2015
- The Arizona Board of Regents on behalf of the University of Arizona
- Dong Chul Pyun
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
HEXAGONAL FERRITE MAGNETIC POWDER AND METHOD FOR PRODUCING SAME
- Publication number 20230081863
- Publication date Mar 16, 2023
- DOWA ELECTRONICS MATERIALS CO., LTD.
- Masaki KOSHIKO
- C01 - INORGANIC CHEMISTRY
Information Patent Application
HEXAGONAL FERRITE MAGNETIC POWDER
- Publication number 20200185135
- Publication date Jun 11, 2020
- DOWA ELECTRONICS MATERIALS CO., LTD.
- Hirohisa OMOTO
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC POWDER FOR MAGNETIC RECORDING MEDIUM, AND PRODUCTION METHO...
- Publication number 20200161035
- Publication date May 21, 2020
- DOWA ELECTRONICS MATERIALS CO., LTD.
- Hirohisa OMOTO
- C01 - INORGANIC CHEMISTRY
Information Patent Application
MAGNETIC POWDER FOR MAGNETIC RECORDING MEDIUM
- Publication number 20160217817
- Publication date Jul 28, 2016
- DOWA ELECTRONICS MATERIALS CO., LTD.
- Kenji MASADA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC POWDER FOR MAGNETIC RECORDING MEDIUM
- Publication number 20150123026
- Publication date May 7, 2015
- DOWA ELECTRONICS MATERIALS CO., LTD.
- Kenji MASADA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METALLIC MAGNETIC POWDER AND MANUFACTURING METHOD OF THE SAME, MAGN...
- Publication number 20140356642
- Publication date Dec 4, 2014
- The Arizona Board of Regents on behalf of the University of Arizona
- Dong Chul PYUN
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METAL MAGNETIC POWDER AND PROCESS FOR PRODUCING THE SAME, MAGNETIC...
- Publication number 20130048902
- Publication date Feb 28, 2013
- DOWA ELECTRONICS MATERIALS CO., LTD.
- Hirohisa Omoto
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Hirohisa Omoto

Person

Patents Grantslast 30 patents

Magnetic powder for magnetic recording medium

Hexagonal ferrite magnetic powder

Magnetic powder for magnetic recording medium

Metal magnetic powder and process for producing the same, magnetic...

Metallic magnetic powder and manufacturing method of the same, magn...

Patents Applicationslast 30 patents

HEXAGONAL FERRITE MAGNETIC POWDER AND METHOD FOR PRODUCING SAME

HEXAGONAL FERRITE MAGNETIC POWDER

MAGNETIC POWDER FOR MAGNETIC RECORDING MEDIUM, AND PRODUCTION METHO...

MAGNETIC POWDER FOR MAGNETIC RECORDING MEDIUM

MAGNETIC POWDER FOR MAGNETIC RECORDING MEDIUM

METALLIC MAGNETIC POWDER AND MANUFACTURING METHOD OF THE SAME, MAGN...

METAL MAGNETIC POWDER AND PROCESS FOR PRODUCING THE SAME, MAGNETIC...