Patent assignee · SG · COMPANY

CRIMSONLOGIC PTE LTD

3Patents
3Active
3Granted
44Portfolio score

Filing activity: Mar 17, 2009 → Sep 10, 2013 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8402371B2 Method and system for embedding covert data in text document using character rotation Physics 5 Active
US9075961B2 Method and system for embedding data in a text document Physics 0 Active
US9229671B2 Method of embedding optical security feature using virtual printer and security feature service Electricity 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.