Inventor · disambiguated record

Douglas F. Rayner

Also filed as: RAYNER DOUGLAS F

1 granted patent·167 citations·filing 1999–1999

55Inventor score

Technology areasH04N

Files withNEC CORP1

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1 record

0190US7216232B1Method and device for inserting and authenticating a digital signature in digital dataNEC CORP·Filed 1999·Granted May 8, 2007·167 cites·71 claims

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