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

Patent Owner(s)

Patent Owner	Address
ELECTROIMPACT INC	MUKILTEO WA

International Classification(s)

• B21D:WORKING OR PROCESSING OF SHEET METAL OR METAL TUBE....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Assadi, Michael D	Kirkland, WA	3	21
Hartmann, John L	Seattle, WA	5	54
Janicki, Peter W	Seattle, WA	2	21
Tomchick, Scott C	Seattle, WA	7	62
Zieve, Peter B	Seattle, WA	26	368

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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: 5437094

Electromagnetic bolt insertion and collar swaging system

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