发明名称 |
Image processing apparatus, image processing method, and computer product |
摘要 |
An image processing apparatus includes an extracting unit to extract watermark data from image data of an image; a generating unit to generate a watermark image based on the watermark data; and a superimposing unit to superimpose the watermark image on the image.
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申请公布号 |
US7593542(B2) |
申请公布日期 |
2009.09.22 |
申请号 |
US20050207955 |
申请日期 |
2005.08.19 |
申请人 |
RICOH COMPANY, LTD. |
发明人 |
ABE YASUSHI;OHKAWA SATOSHI;MIYAMOTO MASAYOSHI;EBATA JUN |
分类号 |
G06K9/00 |
主分类号 |
G06K9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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