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Yasuhiko Sugimoto
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Nakaniikawa-gun, JP
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Patents Grants
last 30 patents
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...
Information
Patent Grant
Slide fastener and fastener elements therefor
Patent number
5,035,029
Issue date
Jul 30, 1991
Yoshida Kogyo K. K.
Yoshiyuki Horita
A44 - HABERDASHERY JEWELLERY
Information
Patent Grant
Slide fastener chain for shielding the electromagnetic wave
Patent number
5,023,394
Issue date
Jun 11, 1991
Yoshida Kogyo K. K.
Kozo Watanabe
A44 - HABERDASHERY JEWELLERY
Patents Applications
last 30 patents
Information
Patent Application
Zipper Component and Slide Zipper, and Method for Producing Zipper...
Publication number
20120297583
Publication date
Nov 29, 2012
YKK Corporation
Yasuhiko Sugimoto
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
MEMBER HAVING SPRING PROPERTIES AND PRODUCT EMPLOYING SAME
Publication number
20080155796
Publication date
Jul 3, 2008
YKK Corporation
Noritaka Tsubata
A44 - HABERDASHERY JEWELLERY
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
Information
Patent Application
Nickel-free white copper alloy material
Publication number
20020048684
Publication date
Apr 25, 2002
YKK Corporation
Yasuhiko Sugimoto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...