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

Patent Owner(s)

Patent Owner	Address
HNI TECHNOLOGIES INC	600 EAST SECOND STREET MUSCATINE IA 52761

International Classification(s)

• 0601:SEATS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Burgess, Patrick	Grand Rapids, MI	72	782
Coffield, Tim	Grand Rapids, MI	16	1141
Koepke, Marcus C	Indianapolis, IN	73	3465
Machael, Jay R	Muscatine, IA	78	3084
Mulka, George	Grand Rapids, MI	6	124
Phillips, Matthew J	Muscatine, IA	57	1506
Schroeder, Douglas A	Muscatine, IA	26	1125
Schultz, Craig H	Muscatine, IA	48	2323
Steffensen, Erik A	Iowa City, IA	13	1357
Trego, Brian R	Muscatine, IA	33	952

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
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 No: D476821

Ergonomic chair

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