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

Patent Owner(s)

Patent Owner	Address
CANON KABUSHIKI KAISHA	30-2 SHIMOMARUKO 3-CHOME OHTA-KU TOKYO 1468501 ?1468501

International Classification(s)

• G02F:DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF ....

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Haruta, Masahiro	Funabashi, JP	96	2575
Hirai, Yutaka	Tokyo, JP	83	1872
Matsuda, Hiroshi	Yokohama, JP	474	5592
Nishimura, Yukuo	Sagamihara, JP	67	2981
Sakai, Kunihiro	Tokyo, JP	84	1844

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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: 4796981

Optical element for modulation of light by heating a monomolecular film

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