Image capture and marking

United States of America Patent

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Sep 2, 2003
Issued Date
N/A
app pub date
Jun 13, 2002
filing date
Jul 31, 1992

priority date (Note)
Expired

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Abstract

A digital image is scanned to generate image data, which is processed to steganographically embed plural-bit auxiliary data. The system is useful, e.g., for capturing and marking digital images without noticeably changing their visual appearance.

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Patent Owner(s)

Patent Owner	Address
DIGIMARC CORPORATION (AN OREGON CORPORATION)	9405 SW GEMINI DRIVE BEAVERTON OR 97008

International Classification(s)

H04K:SECRET COMMUNICATION; JAMMING OF COMMUNICATION

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Nitzberg, Mark J	Cambridge, MA	23	1908
Powell, Robert D	Vashon, WA	21	1761

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Image capture and marking

Number of patents in Portfolio can not be more than 2000

United States of America Patent

10172353

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US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
September 02, 2003	US,6614915,B2 US6614915B2	GRANTED PATENT AS SECOND PUBLICATION
December 05, 2002	US,20020181740,A1 US20020181740A1	FIRST PUBLISHED PATENT APPLICATION

PATENT NO	6614915
SERIAL NO	10172353
DOCKET NO

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10172353

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Abstract

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