Patent assignee · JP · COMPANY

Computer Systems Engineering Co., Ltd.

4Patents
4Active
4Granted
46Portfolio score

Filing activity: Jun 9, 2006 → Dec 30, 2010 · 4 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7409705B2 System and method for user authentication Electricity 34 Active
US7984491B2 System, method and program for off-line user authentication Physics 13 Active
US7945948B2 System, method and program for off-line user authentication Physics 10 Active
US8209746B2 Content presentation-type authentication system Physics 4 Active

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