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Snap button
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Patent number 11,969,060
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Issue date Apr 30, 2024
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YKK Corporation
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Daisuke Hayashi
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A44 - HABERDASHERY JEWELLERY
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Absorption analyzer
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Patent number 11,513,060
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Issue date Nov 29, 2022
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Horiba Stec, Co., Ltd.
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Miyako Hada
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G01 - MEASURING TESTING
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Button
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Patent number 11,019,886
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Issue date Jun 1, 2021
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YKK Corporation
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Daisuke Hayashi
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A44 - HABERDASHERY JEWELLERY
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Snap button
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Patent number 10,986,901
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Issue date Apr 27, 2021
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YKK Corporation
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Daisuke Hayashi
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A44 - HABERDASHERY JEWELLERY
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Female snap button
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Patent number 10,278,457
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Issue date May 7, 2019
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YKK Corporation
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Daisuke Hayashi
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A44 - HABERDASHERY JEWELLERY
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Button back and button
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Patent number 10,111,497
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Issue date Oct 30, 2018
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YKK Corporation
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Daisuke Hayashi
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A44 - HABERDASHERY JEWELLERY
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