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

Patent Owner(s)

Patent Owner	Address
HAIER GROUP CORPORATION	266101 HAIER INDUSTRIAL PARK 1 HAIER ROAD QINGDAO HI TECH INDUSTRIAL PARK SHANDONG QINGDAO CITY A FOLK ART FORM POPULAR IN SHANDONG 266101
QINGDAO HAIER JOINT STOCK CO LTD	266101 HAIER INDUSTRIAL PARK 1 HAIER ROAD LAOSHAN DISTRICT SHANDONG QINGDAO QINGDAO CITY SHANDONG PROVINCE 266101

International Classification(s)

• 1507:REFRIGERATION MACHINERY AND APPARATUS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Dang, Guangming	Qingdao, CN	3	76
Gao, Lixia	Qingdao, CN	2	70
Liu, Jianru	Qingdao, CN	33	163
Wang, Dongning	Qingdao, CN	27	341
Wang, Jian	Qingdao, CN	1906	17240
Zhao, Minghua	Qingdao, CN	15	104

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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: D540832

Refrigerator with four doors

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