Patent assignee · US · COMPANY

U.S. Computer Systems

3Patents
0Active
3Granted
30Portfolio score

Filing activity: Jun 15, 1981 → Sep 11, 1987

Most-cited patents

PatentTitleAreaCited byStatus
US4768228A Data acquisition device Electricity 211 Expired
US4392119A Apparatus and method for monitoring the arrival and duration of stay of a vehicle at a drive-in window Physics 42 Expired
US4614970A Descrambler apparatus Electricity 26 Expired

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