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

Patent Owner(s)

• MASSACHUSETTS INSTITUTE OF TECHNOLOGY

International Classification(s)

• G02B:OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Agarwal, Anuradha M	Weston, MA	24	253
Haus, Hermann A	Lexington, MA	33	1120
Johnson, Steven G	St. Charles, IL	49	2005
Kimerling, Lionel C	Concord, MA	103	2504
Manolatou, Christina	Cambridge, MA	7	89
Michel, Jurgen	Arlington, MA	66	1030
Nguyen, Victor Trinh	Walnut, CA	1	6
Wada, Kazumi	Lexington, MA	47	891

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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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
October 10, 2006	US,7120335,B2   US7120335B2	GRANTED PATENT AS SECOND PUBLICATION
February 20, 2003	US,20030035633,A1   US20030035633A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7120335

Vertically and laterally confined 3D optical coupler

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