Patent assignee · US · COMPANY

Rigi Systems, Inc.

1Patents
0Active
1Granted
23Portfolio score

Filing activity: Mar 7, 1983 → Mar 7, 1983

Most-cited patents

PatentTitleAreaCited byStatus
US4536755A Apparatus for detecting unauthorized egress by patient from position of confinement Emerging Cross-Sectional Technologies 52 Expired

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