Patent assignee · US · COMPANY

Knox Associates, Inc.

45Patents
32Active
45Granted
51Portfolio score

Filing activity: Feb 9, 1999 → Feb 14, 2024 · 4 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8339261B1 System and method of monitoring the door of a secure cabinet for holding pharmaceutical products Emerging Cross-Sectional Technologies 30 Active
US7958758B2 Electronic lock and key assembly Emerging Cross-Sectional Technologies 23 Active
US6553795B1 Locking cover plate arrangement Emerging Cross-Sectional Technologies 22 Expired
US9041510B2 Capacitive data transfer in an electronic lock and key assembly Emerging Cross-Sectional Technologies 21 Active
US8347674B2 Electronic lock and key assembly Emerging Cross-Sectional Technologies 19 Active
USD472434S1 Contoured socket head for a key General 18 Expired
US6694783B2 Locking cover plate arrangement Emerging Cross-Sectional Technologies 18 Expired
US8276415B2 Holding coil for electronic lock Emerging Cross-Sectional Technologies 15 Active
US6487882B2 Locking cap system Emerging Cross-Sectional Technologies 13 Expired
USD795675S1 Lock box General 10 Active
US7140212B2 Locking cover plate arrangement Emerging Cross-Sectional Technologies 7 Expired
USD844318S1 Docking station General 7 Active
US6907760B2 Locking cover plate arrangement Emerging Cross-Sectional Technologies 7 Expired
US6698261B2 Locking cap system Emerging Cross-Sectional Technologies 7 Expired
USD448982S Contoured socket head for a key General 6 Expired
US10513379B2 Electronic storage cabinet Physics 6 Active
US10801233B2 Fluid guard and absorber for locking devices Fixed Constructions 5 Active
US10890015B2 Electronic lock state detection systems and methods Physics 5 Active
US8683831B2 Locking cover plate arrangement Emerging Cross-Sectional Technologies 5 Active
US6674080B2 Handheld heat detection device Physics 4 Expired
USD440838S Key with mating keyhead General 4 Expired
US8991434B2 Locking cap system Emerging Cross-Sectional Technologies 3 Active
USD881677S1 Electronic key General 3 Active
US9424701B2 Electronic lock and key assembly Emerging Cross-Sectional Technologies 3 Active
US7437901B2 Locking cap system Emerging Cross-Sectional Technologies 2 Expired

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