Tetsuya KAWAHITO

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Silicon-oxide-coated soft magnetic powder, and method for manufactu...
- Patent number 12,121,965
- Issue date Oct 22, 2024
- Dowa Electronics Materials Co., Ltd.
- Hidefumi Fujita
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Iron based oxide magnetic powder and method for producing same
- Patent number 11,401,170
- Issue date Aug 2, 2022
- Dowa Electronics Materials Co., Ltd.
- Shin-ichi Ohkoshi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Epsilon-type iron oxide magnetic particles and method for producing...
- Patent number 11,264,155
- Issue date Mar 1, 2022
- Dowa Electronics Materials Co., Ltd.
- Kazuhiro Yamaga
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Surface-modified iron-based oxide magnetic particle powder
- Patent number 11,097,956
- Issue date Aug 24, 2021
- Dowa Electronics Materials Co., Ltd.
- Kenji Sakane
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for producing iron-based oxide magnetic particle powder
- Patent number 10,919,778
- Issue date Feb 16, 2021
- Dowa Electronics Materials Co., Ltd.
- Kenji Sakane
- G11 - INFORMATION STORAGE
Information Patent Grant
Iron-based oxide magnetic particle powder, method for producing sam...
- Patent number 10,622,127
- Issue date Apr 14, 2020
- Dowa Electronics Materials Co., Ltd.
- Kenji Sakane
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Iron-based oxide magnetic particle powder and method for producing...
- Patent number 10,504,548
- Issue date Dec 10, 2019
- Dowa Electronics Materials Co., Ltd.
- Kenji Sakane
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF MANUFACTURING SILICON-OXIDE-COATED SOFT MAGNETIC POWDER
- Publication number 20240416418
- Publication date Dec 19, 2024
- DOWA ELECTRONICS MATERIALS CO., LTD.
- Hidefumi FUJITA
- B22 - CASTING POWDER METALLURGY
Information Patent Application
SILICON-OXIDE-COATED SOFT MAGNETIC POWDER, AND METHOD FOR MANUFACTU...
- Publication number 20220392676
- Publication date Dec 8, 2022
- DOWA ELECTRONICS MATERIALS CO., LTD.
- Hidefumi FUJITA
- B22 - CASTING POWDER METALLURGY
Information Patent Application
IRON-BASED OXIDE MAGNETIC POWDER AND METHOD FOR PRODUCING SAME
- Publication number 20220375663
- Publication date Nov 24, 2022
- THE UNIVERSITY OF TOKYO
- Shin-ichi OHKOSHI
- B82 - NANO-TECHNOLOGY
Information Patent Application
IRON-BASED OXIDE MAGNETIC POWDER AND METHOD FOR PRODUCING SAME
- Publication number 20210300779
- Publication date Sep 30, 2021
- DOWA ELECTRONICS MATERIALS CO., LTD.
- Shin-ichi OHKOSHI
- B82 - NANO-TECHNOLOGY
Information Patent Application
EPSILON-TYPE IRON OXIDE MAGNETIC PARTICLES AND METHOD FOR PRODUCING...
- Publication number 20190228889
- Publication date Jul 25, 2019
- DOWA ELECTRONICS MATERIALS CO., LTD.
- Kazuhiro YAMAGA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR PRODUCING IRON-BASED OXIDE MAGNETIC PARTICLE POWDER
- Publication number 20180208479
- Publication date Jul 26, 2018
- DOWA ELECTRONICS MATERIALS CO., LTD.
- Kenji SAKANE
- C01 - INORGANIC CHEMISTRY
Information Patent Application
SURFACE-MODIFIED IRON-BASED OXIDE MAGNETIC PARTICLE POWDER, AND MET...
- Publication number 20180033528
- Publication date Feb 1, 2018
- DOWA ELECTRONICS MATERIALS CO., LTD.
- Kenji SAKANE
- G11 - INFORMATION STORAGE
Information Patent Application
IRON-BASED OXIDE MAGNETIC PARTICLE POWDER, METHOD FOR PRODUCING SAM...
- Publication number 20180005737
- Publication date Jan 4, 2018
- DOWA ELECTRONICS MATERIALS CO., LTD.
- Kenji SAKANE
- B82 - NANO-TECHNOLOGY
Information Patent Application
IRON-BASED OXIDE MAGNETIC PARTICLE POWDER AND METHOD FOR PRODUCING...
- Publication number 20170287516
- Publication date Oct 5, 2017
- DOWA ELECTRONICS MATERIALS CO., LTD.
- Kenji SAKANE
- B82 - NANO-TECHNOLOGY

Tetsuya KAWAHITO

Person

Patents Grantslast 30 patents

Silicon-oxide-coated soft magnetic powder, and method for manufactu...

Iron based oxide magnetic powder and method for producing same

Epsilon-type iron oxide magnetic particles and method for producing...

Surface-modified iron-based oxide magnetic particle powder

Method for producing iron-based oxide magnetic particle powder

Iron-based oxide magnetic particle powder, method for producing sam...

Iron-based oxide magnetic particle powder and method for producing...

Patents Applicationslast 30 patents

METHOD OF MANUFACTURING SILICON-OXIDE-COATED SOFT MAGNETIC POWDER

SILICON-OXIDE-COATED SOFT MAGNETIC POWDER, AND METHOD FOR MANUFACTU...

IRON-BASED OXIDE MAGNETIC POWDER AND METHOD FOR PRODUCING SAME

IRON-BASED OXIDE MAGNETIC POWDER AND METHOD FOR PRODUCING SAME

EPSILON-TYPE IRON OXIDE MAGNETIC PARTICLES AND METHOD FOR PRODUCING...

METHOD FOR PRODUCING IRON-BASED OXIDE MAGNETIC PARTICLE POWDER

SURFACE-MODIFIED IRON-BASED OXIDE MAGNETIC PARTICLE POWDER, AND MET...

IRON-BASED OXIDE MAGNETIC PARTICLE POWDER, METHOD FOR PRODUCING SAM...

IRON-BASED OXIDE MAGNETIC PARTICLE POWDER AND METHOD FOR PRODUCING...