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Ryo TANAKA
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Yokohama-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Seat frame
Patent number
12,325,342
Issue date
Jun 10, 2025
NHK Spring Co., Ltd.
Yuichiro Yamauchi
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
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Patent Application
COILING MACHINE AND PRODUCTION METHOD FOR COIL SPRINGS
Publication number
20250178069
Publication date
Jun 5, 2025
NHK Spring Co., Ltd.
Hisashi IWATA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
COILING MACHINE AND COIL SPRING MANUFACTURING METHOD
Publication number
20250178068
Publication date
Jun 5, 2025
NHK Spring Co., Ltd.
Hisashi IWATA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
COIL SPRING, SUSPENSION DEVICE, AND METHOD FOR PRODUCING COIL SPRING
Publication number
20240229884
Publication date
Jul 11, 2024
NHK Spring Co., Ltd.
Hideki OKADA
B60 - VEHICLES IN GENERAL
Information
Patent Application
CIRCUIT BOARD AND MANUFACTURING METHOD
Publication number
20240234366
Publication date
Jul 11, 2024
NHK Spring Co., Ltd.
Ryo TANAKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CIRCUIT BOARD AND MANUFACTURING METHOD
Publication number
20240136325
Publication date
Apr 25, 2024
NHK Spring Co., Ltd.
Ryo TANAKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COIL SPRING, SUSPENSION DEVICE, AND METHOD FOR PRODUCING COIL SPRING
Publication number
20240133440
Publication date
Apr 25, 2024
NHK Spring Co., Ltd.
Hideki OKADA
B60 - VEHICLES IN GENERAL
Information
Patent Application
SEAT FRAME
Publication number
20230398914
Publication date
Dec 14, 2023
NHK Spring Co., Ltd.
Yuichiro Yamauchi
B60 - VEHICLES IN GENERAL
Information
Patent Application
COILING MACHINE, METHOD FOR MANUFACTURING COIL SPRING, AND COIL SPRING
Publication number
20210362274
Publication date
Nov 25, 2021
NHK Spring Co., Ltd.
Takuya SATO
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR