Takahiro Fukuyama

Person

Kurobe-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Copper alloy fastener element and slide fastener
- Patent number 11,246,382
- Issue date Feb 15, 2022
- YKK Corporation
- Takanori Kumei
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Copper alloy fastener element and slide fastener
- Patent number 10,918,171
- Issue date Feb 16, 2021
- YKK Corporation
- Takanori Kumei
- A44 - HABERDASHERY JEWELLERY
Information Patent Grant
Element for slide fastener
- Patent number 10,786,051
- Issue date Sep 29, 2020
- YKK Corporation
- Takahiro Fukuyama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Fastening copper alloy
- Patent number 10,760,146
- Issue date Sep 1, 2020
- YKK Corporation
- Kouta Kido
- A44 - HABERDASHERY JEWELLERY
Information Patent Grant
Metallic fastener member having light gold color, and fastener prov...
- Patent number 10,161,019
- Issue date Dec 25, 2018
- YKK Corporation
- Yasuharu Yoshimura
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Stop for a slide fastener, and a method for the manufacture thereof
- Patent number 9,781,981
- Issue date Oct 10, 2017
- YKK Corporation
- Takahiro Fukuyama
- A44 - HABERDASHERY JEWELLERY
Information Patent Grant
Copper-zinc alloy product and process for producing copper-zinc all...
- Patent number 9,023,272
- Issue date May 5, 2015
- YKK Corporation
- Yasuharu Yoshimura
- A44 - HABERDASHERY JEWELLERY
Information Patent Grant
Nickel-free white copper alloy
- Patent number 6,340,446
- Issue date Jan 22, 2002
- YKK Corporation
- Kazuhiko Kita
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
COPPER ALLOY FASTENER ELEMENT AND SLIDE FASTENER
- Publication number 20210045502
- Publication date Feb 18, 2021
- YKK Corporation
- Takanori Kumei
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Copper Alloy Fastener Element and Slide Fastener
- Publication number 20190269207
- Publication date Sep 5, 2019
- YKK Corporation
- Takanori Kumei
- A44 - HABERDASHERY JEWELLERY
Information Patent Application
Element for Slide Fastener
- Publication number 20180049520
- Publication date Feb 22, 2018
- YKK Corporation
- Takahiro Fukuyama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Metallic Fastener Member Having Light Gold Color, and Fastener Prov...
- Publication number 20170349976
- Publication date Dec 7, 2017
- YKK Corporation
- Yasuharu Yoshimura
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Fastening Copper Alloy
- Publication number 20150218674
- Publication date Aug 6, 2015
- YKK Corporation
- Kouta Kido
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Stop for a Slide Fastener, and a Method for the Manufacture Thereof
- Publication number 20140150216
- Publication date Jun 5, 2014
- YKK Corporation
- Takahiro Fukuyama
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Copper-Zinc Alloy Product and Process for Producing Copper-Zinc All...
- Publication number 20130104349
- Publication date May 2, 2013
- Yasuharu Yoshimura
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Copper alloy for slide fasteners having excellent continuous castab...
- Publication number 20030110601
- Publication date Jun 19, 2003
- YKK Corporation
- Yasuhiko Sugimoto
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Slide fastener and method of manufacturing attachment having consti...
- Publication number 20030110600
- Publication date Jun 19, 2003
- YKK Corporation
- Norio Kikukawa
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR

Takahiro Fukuyama

Person

Patents Grantslast 30 patents

Copper alloy fastener element and slide fastener

Copper alloy fastener element and slide fastener

Element for slide fastener

Fastening copper alloy

Metallic fastener member having light gold color, and fastener prov...

Stop for a slide fastener, and a method for the manufacture thereof

Copper-zinc alloy product and process for producing copper-zinc all...

Nickel-free white copper alloy

Patents Applicationslast 30 patents

COPPER ALLOY FASTENER ELEMENT AND SLIDE FASTENER

Copper Alloy Fastener Element and Slide Fastener

Element for Slide Fastener

Metallic Fastener Member Having Light Gold Color, and Fastener Prov...

Fastening Copper Alloy

Stop for a Slide Fastener, and a Method for the Manufacture Thereof

Copper-Zinc Alloy Product and Process for Producing Copper-Zinc All...

Copper alloy for slide fasteners having excellent continuous castab...

Slide fastener and method of manufacturing attachment having consti...