Assignee
TELEFONICA CIBERSECURITY & CLOUD TECH S L U
ES·1 granted patent·1 pending application·7 citations·filing 2018–2021
Top patents by PatentIndex Score
2 records- 0175US10949509B2Watermark embedding and extracting method for protecting documentsTELEFONICA CIBERSECURITY & CLOUD TECH S L U·Filed 2018·Granted Mar 16, 2021·7 cites·6 claims
- 0249US2021165860A1Watermark embedding and extracting method for protecting documentsTELEFONICA CIBERSECURITY & CLOUD TECH S L U·Filed 2021·Application pending·0 cites
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