XIAMEN TUNGSTEN CO., LTD

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XIAMEN, CN

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Patents Grantslast 30 patents

Information Patent Grant
Composite R-Fe-B series rare earth sintered magnet comprising Pr and W
- Patent number 10,971,289
- Issue date Apr 6, 2021
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of manufacturing a rare earth magnet alloy powder, a rare ea...
- Patent number 10,717,131
- Issue date Jul 21, 2020
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
W-containing R—Fe—B—Cu sintered magnet and quenching alloy
- Patent number 10,614,938
- Issue date Apr 7, 2020
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Rare-earth magnet comprising holmium and tungsten
- Patent number 10,468,168
- Issue date Nov 5, 2019
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Rare earth magnet and a method for manufacturing compactable powder...
- Patent number 10,381,141
- Issue date Aug 13, 2019
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
W-containing R—Fe—B—Cu sintered magnet and quenching alloy
- Patent number 10,381,139
- Issue date Aug 13, 2019
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hydrogen storing alloy and production method thereof
- Patent number 10,243,203
- Issue date Mar 26, 2019
- GS Yuasa International Ltd.
- Daisuke Okuda
- C30 - CRYSTAL GROWTH
Information Patent Grant
Manufacturing method of an alloy powder for rare earth magnet and t...
- Patent number 10,242,779
- Issue date Mar 26, 2019
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- C21 - METALLURGY OF IRON
Information Patent Grant
Manufacturing method of rare earth magnet based on heat treatment o...
- Patent number 10,242,778
- Issue date Mar 26, 2019
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- C21 - METALLURGY OF IRON
Information Patent Grant
Low-B bare earth magnet
- Patent number 10,115,507
- Issue date Oct 30, 2018
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Quenched alloy for rare earth magnet and a manufacturing method of...
- Patent number 10,096,413
- Issue date Oct 9, 2018
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Manufacturing method of green compacts of rare earth alloy magnetic...
- Patent number 10,062,503
- Issue date Aug 28, 2018
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
NEODYMIUM-IRON-BORON MAGNETIC MATERIAL, PREPARATION METHOD THEREFOR...
- Publication number 20220359107
- Publication date Nov 10, 2022
- Xiamen Tungsten Co., Ltd.
- Weiguo MOU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
R-T-B SERIES PERMANENT MAGNET MATERIAL, RAW MATERIAL COMPOSITION PR...
- Publication number 20220344083
- Publication date Oct 27, 2022
- Xiamen Tungsten Co., Ltd.
- Qin LAN
- B22 - CASTING POWDER METALLURGY
Information Patent Application
NEODYMIUM-IRON-BORON MAGNET MATERIAL, RAW MATERIAL COMPOSITION,PREP...
- Publication number 20220336127
- Publication date Oct 20, 2022
- XIAMEN TUNGSTEN CO., LTD.
- Gang FU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RTB-Based Permanent Magnet Material, Preparation Method thereof, an...
- Publication number 20220328220
- Publication date Oct 13, 2022
- Xiamen Tungsten Co., Ltd.
- Qingfang HUANG
- B22 - CASTING POWDER METALLURGY
Information Patent Application
NEODYMIUM-IRON-BORON MAGNET MATERIAL, RAW MATERIAL COMPOSITION,PREP...
- Publication number 20220328218
- Publication date Oct 13, 2022
- Xiamen Tungsten Co., Ltd.
- Gang FU
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
R-Fe-B SINTERED MAGNET AND GRAIN BOUNDARY DIFFUSION TREATMENT METHO...
- Publication number 20220328245
- Publication date Oct 13, 2022
- XIAMEN TUNGSTEN CO., LTD.
- Dawei SHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
R-T-B-BASED PERMANENT MAGNET MATERIAL, PREPARATION METHOD THEREFOR...
- Publication number 20220293309
- Publication date Sep 15, 2022
- Xiamen Tungsten Co., Ltd.
- Qin LAN
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
R-T-B PERMANENT MAGNET MATERIAL AND PREPARATION METHOD THEREFOR AND...
- Publication number 20220293311
- Publication date Sep 15, 2022
- Xiamen Tungsten Co., Ltd.
- Gang FU
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
NEODYMIUM-IRON-BORON MAGNET MATERIAL, RAW MATERIAL COMPOSITION, PRE...
- Publication number 20220285059
- Publication date Sep 8, 2022
- Xiamen Tungsten Co., Ltd.
- Gang FU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RARE EARTH PERMANENT MAGNET MATERIAL, RAW MATERIAL COMPOSITION,PREP...
- Publication number 20220262550
- Publication date Aug 18, 2022
- Xiamen Tungsten Co., Ltd.
- Zongbo LIAO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RARE EARTH PERMANENT MAGNET MATERIAL AND RAW MATERIAL COMPOSITION,P...
- Publication number 20220165462
- Publication date May 26, 2022
- Xiamen Tungsten Co., Ltd.
- Qin LAN
- B22 - CASTING POWDER METALLURGY
Information Patent Application
R-FE-B-BASED SINTERED MAGNET WITH LOW B CONTENT AND PREPARATION MET...
- Publication number 20210054484
- Publication date Feb 25, 2021
- XIAMEN TUNGSTEN CO., LTD.
- Qin LAN
- B22 - CASTING POWDER METALLURGY
Information Patent Application
GRAIN BOUNDARY DIFFUSION METHOD OF R-FE-B SERIES RARE EARTH SINTERE...
- Publication number 20200027656
- Publication date Jan 23, 2020
- Xiamen Tungsten Co., Ltd.
- Yulin LIN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
W-CONTAINING R-FE-B-CU SINTERED MAGNET AND QUENCHING ALLOY
- Publication number 20190267166
- Publication date Aug 29, 2019
- Xiamen Tungsten Co., Ltd.
- Hiroshi Nagata
- B22 - CASTING POWDER METALLURGY
Information Patent Application
COMPOSITE R-Fe-B SERIES RARE EARTH SINTERED MAGNET COMPRISING Pr AND W
- Publication number 20180294081
- Publication date Oct 11, 2018
- Xiamen Tungsten Co., Ltd.
- Hiroshi Nagata
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METHOD OF MANUFACTURING A RARE EARTH MAGNET ALLOY POWDER, A RARE EA...
- Publication number 20180281072
- Publication date Oct 4, 2018
- Xiamen Tungsten Co., Ltd.
- Hiroshi Nagata
- B22 - CASTING POWDER METALLURGY
Information Patent Application
QUENCHED ALLOY FOR RARE EARTH MAGNET AND A MANUFACTURING METHOD OF...
- Publication number 20180096763
- Publication date Apr 5, 2018
- Xiamen Tungsten Co., Ltd.
- Hiroshi Nagata
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
HO AND W-CONTAINING RARE-EARTH MAGNET
- Publication number 20180061538
- Publication date Mar 1, 2018
- Xiamen Tungsten Co., Ltd.
- Hiroshi Nagata
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
HYDROGEN STORING ALLOY AND PRODUCTION METHOD THEREOF
- Publication number 20170250397
- Publication date Aug 31, 2017
- GS YUASA INTERNATIONAL LTD.
- Daisuke OKUDA
- C30 - CRYSTAL GROWTH
Information Patent Application
W-CONTAINING R-FE-B-CU SINTERED MAGNET AND QUENCHING ALLOY
- Publication number 20160300648
- Publication date Oct 13, 2016
- Xiamen Tungsten Co., Ltd.
- Hiroshi Nagata
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
LOW-B RARE EARTH MAGNET
- Publication number 20160268025
- Publication date Sep 15, 2016
- Xiamen Tungsten Co., Ltd.
- Hiroshi Nagata
- C21 - METALLURGY OF IRON
Information Patent Application
MANUFACTURING METHOD OF RARE EARTH MAGNET BASED ON HEAT TREATMENT O...
- Publication number 20150364234
- Publication date Dec 17, 2015
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi NAGATA
- C21 - METALLURGY OF IRON
Information Patent Application
MANUFACTURING METHODS OF A POWDER FOR RARE EARTH MAGNET AND THE RAR...
- Publication number 20150357119
- Publication date Dec 10, 2015
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi NAGATA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
MANUFACTURING METHOD OF AN ALLOY POWDER FOR RARE EARTH MAGNET AND T...
- Publication number 20150340136
- Publication date Nov 26, 2015
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi NAGATA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
MANUFACTURING METHOD OF A POWDER FOR COMPACTING RARE EARTH MAGNET A...
- Publication number 20150302960
- Publication date Oct 22, 2015
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- C21 - METALLURGY OF IRON
Information Patent Application
MANUFACTURING METHOD OF GREEN COMPACTS OF RARE EARTH ALLOY MAGNETIC...
- Publication number 20150287529
- Publication date Oct 8, 2015
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MANUFACTURING METHOD OF A POWDER FOR COMPACTING RARE EARTH MAGNET A...
- Publication number 20150279530
- Publication date Oct 1, 2015
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
MANUFACTURING METHOD OF RARE EARTH MAGNET ALLOY POWDER, RARE EARTH...
- Publication number 20150239048
- Publication date Aug 27, 2015
- XIAMEN TUNGSTEN CO., LTD.
- Hiroshi Nagata
- H01 - BASIC ELECTRIC ELEMENTS

Trademarklast 30 trademarks

Information Trademark
79404913
- Serial number 79404913
- Filing date May 27, 2024
- Xiamen Tungsten Co., Ltd.
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
79388316 - XTC
- Serial number 79388316
- Filing date Nov 27, 2023
- Xiamen Tungsten Co., Ltd.
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
79339267
- Serial number 79339267
- Registration number 6993953
- Filing date Dec 28, 2021
- Xiamen Tungsten Co., Ltd.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
79339754 - GESAC
- Serial number 79339754
- Registration number 7064481
- Filing date Dec 28, 2021
- Xiamen Golden Egret Special Alloy Co., Ltd.
- 8 - Hand tools and implements (hand-operated)
Information Trademark
79330393 - MIRROROCK
- Serial number 79330393
- Registration number 6993867
- Filing date Oct 21, 2021
- Xiamen Tungsten Co., Ltd.
- 6 - Common metals and their alloys
Information Trademark
88580378
- Serial number 88580378
- Registration number 6051741
- Filing date Aug 15, 2019
- Xiamen Tungsten Co., Ltd.
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
88580428 - XTC
- Serial number 88580428
- Registration number 6150861
- Filing date Aug 15, 2019
- Xiamen Tungsten Co., Ltd.
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry

XIAMEN TUNGSTEN CO., LTD

Organization

Patents Grantslast 30 patents

Composite R-Fe-B series rare earth sintered magnet comprising Pr and W

Method of manufacturing a rare earth magnet alloy powder, a rare ea...

W-containing R—Fe—B—Cu sintered magnet and quenching alloy

Rare-earth magnet comprising holmium and tungsten

Rare earth magnet and a method for manufacturing compactable powder...

W-containing R—Fe—B—Cu sintered magnet and quenching alloy

Hydrogen storing alloy and production method thereof

Manufacturing method of an alloy powder for rare earth magnet and t...

Manufacturing method of rare earth magnet based on heat treatment o...

Low-B bare earth magnet

Quenched alloy for rare earth magnet and a manufacturing method of...

Manufacturing method of green compacts of rare earth alloy magnetic...

Patents Applicationslast 30 patents

NEODYMIUM-IRON-BORON MAGNETIC MATERIAL, PREPARATION METHOD THEREFOR...

R-T-B SERIES PERMANENT MAGNET MATERIAL, RAW MATERIAL COMPOSITION PR...

NEODYMIUM-IRON-BORON MAGNET MATERIAL, RAW MATERIAL COMPOSITION,PREP...

RTB-Based Permanent Magnet Material, Preparation Method thereof, an...

NEODYMIUM-IRON-BORON MAGNET MATERIAL, RAW MATERIAL COMPOSITION,PREP...

R-Fe-B SINTERED MAGNET AND GRAIN BOUNDARY DIFFUSION TREATMENT METHO...

R-T-B-BASED PERMANENT MAGNET MATERIAL, PREPARATION METHOD THEREFOR...

R-T-B PERMANENT MAGNET MATERIAL AND PREPARATION METHOD THEREFOR AND...

NEODYMIUM-IRON-BORON MAGNET MATERIAL, RAW MATERIAL COMPOSITION, PRE...

RARE EARTH PERMANENT MAGNET MATERIAL, RAW MATERIAL COMPOSITION,PREP...

RARE EARTH PERMANENT MAGNET MATERIAL AND RAW MATERIAL COMPOSITION,P...

R-FE-B-BASED SINTERED MAGNET WITH LOW B CONTENT AND PREPARATION MET...

GRAIN BOUNDARY DIFFUSION METHOD OF R-FE-B SERIES RARE EARTH SINTERE...

W-CONTAINING R-FE-B-CU SINTERED MAGNET AND QUENCHING ALLOY

COMPOSITE R-Fe-B SERIES RARE EARTH SINTERED MAGNET COMPRISING Pr AND W

METHOD OF MANUFACTURING A RARE EARTH MAGNET ALLOY POWDER, A RARE EA...

QUENCHED ALLOY FOR RARE EARTH MAGNET AND A MANUFACTURING METHOD OF...

HO AND W-CONTAINING RARE-EARTH MAGNET

HYDROGEN STORING ALLOY AND PRODUCTION METHOD THEREOF

W-CONTAINING R-FE-B-CU SINTERED MAGNET AND QUENCHING ALLOY

LOW-B RARE EARTH MAGNET

MANUFACTURING METHOD OF RARE EARTH MAGNET BASED ON HEAT TREATMENT O...

MANUFACTURING METHODS OF A POWDER FOR RARE EARTH MAGNET AND THE RAR...

MANUFACTURING METHOD OF AN ALLOY POWDER FOR RARE EARTH MAGNET AND T...

MANUFACTURING METHOD OF A POWDER FOR COMPACTING RARE EARTH MAGNET A...

MANUFACTURING METHOD OF GREEN COMPACTS OF RARE EARTH ALLOY MAGNETIC...

MANUFACTURING METHOD OF A POWDER FOR COMPACTING RARE EARTH MAGNET A...

MANUFACTURING METHOD OF RARE EARTH MAGNET ALLOY POWDER, RARE EARTH...

Trademarklast 30 trademarks

79404913

79388316 - XTC

79339267

79339754 - GESAC

79330393 - MIRROROCK

88580378

88580428 - XTC