Patent assignee · US · COMPANY

Blue Grass Electronics, Inc.

5Patents
0Active
5Granted
25Portfolio score

Filing activity: May 10, 1982 → Oct 7, 1992

Most-cited patents

PatentTitleAreaCited byStatus
US4928085A Pressure change intrusion detector Physics 14 Expired
US5185593A Dual pressure change intrusion detector Physics 14 Expired
US5254897A Activation circuit for battery-operated security alarm detection system Physics 6 Expired
USRE34788E Pressure change intrusion detector General 4 Expired
US4552022A Sound discriminator tester Physics 2 Expired

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