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Inventor
HA BRUCE L
US
2 patents
Patents
2 patents
US7057993B2
Jun 6, 2006
Copy protection using multiple security levels on a programmable CD-ROM
EASTMAN KODAK CO
29 citations
88
US6423478B1
Jul 23, 2002
Method of forming a watermark image in a hybrid optical master disc
EASTMAN KODAK CO
39 citations
86