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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
MUSASHI SEIMITSU INDUSTRY CO LTD	39-5 AZA DAIZEN UETA-CHO TOYOHASHI-SHI AICHI

International Classification(s)

• B23P:OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVE....
• B21J:FORGING; HAMMERING; PRESSING; RIVETING; FORGE FURN....
• F16D:COUPLINGS FOR TRANSMITTING ROTATION

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Maeda, Kazuhiro	Toyohashi-shi, JP	159	2116
Shimizu, Shuichi	Toyohashi-shi, JP	77	1513
Yoshimura, Mitsuhiko	Toyohashi-shi, JP	17	379

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Mar 13, 2026
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Mar 13, 2030

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 7.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

Full Text

US Patent Application No: 2018/0257,128

METHOD OF FORGING DOGS OF DOG CLUTCH AND DOGS OF DOG CLUTCH

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