Patent assignee · US · COMPANY

Videx, Inc.

45Patents
34Active
45Granted
50Portfolio score

Filing activity: Oct 2, 1985 → Jul 14, 2022 · 11 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US4721849A Portable programmable optical code reader Physics 120 Expired
US6474122B2 Electronic locking system Emerging Cross-Sectional Technologies 99 Expired
US9847020B2 Visible light communication of an access credential in an access control system Electricity 82 Active
US6718806B2 Electronic locking system with emergency exit feature Emerging Cross-Sectional Technologies 78 Expired
US6615625B2 Electronic locking system Emerging Cross-Sectional Technologies 77 Expired
US6604394B2 Electronic locking system Emerging Cross-Sectional Technologies 74 Expired
US6564600B1 Electronic access control device Emerging Cross-Sectional Technologies 72 Expired
US6895792B2 Electronic locking system Emerging Cross-Sectional Technologies 69 Expired
US8600899B1 Vending data communications systems Physics 69 Active
US8368507B2 Communicating electronic key for secure access to a mecatronic cylinder Physics 43 Active
US7698916B2 Lock Emerging Cross-Sectional Technologies 42 Active
USD579318S1 Key for an electronic lock General 41 Expired
US4801789A Replaceable reader head for optical code reader Physics 38 Expired
USD457051S1 Key for electronic lock General 38 Expired
US10115256B2 Remote administration of an electronic key to facilitate use by authorized persons Electricity 24 Active
USD296330S Optical code reader General 23 Expired
US9841743B2 Apparatus and method for remote administration and recurrent updating of credentials in an access control system Physics 21 Active
USD720346S1 Portable data collector General 17 Active
US8482379B2 Electronic key for access to a mechatronic cylinder Physics 15 Active
US8720238B1 Electronic access control systems Emerging Cross-Sectional Technologies 15 Active
USD744482S1 Portable data collector General 12 Active
USD769696S1 Electronic lock General 11 Active
US10423136B2 Distribution of access control information based on movement of an electronic key Physics 11 Active
USD832678S1 Electronic key General 8 Active
US10643414B2 Electronic key device utilizing user input to facilitate access by authorized persons Electricity 8 Active

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