Patent assignee · US · COMPANY

Richard V. Marsek

1Patents
0Active
1Granted
23Portfolio score

Filing activity: Oct 7, 1976 → Oct 7, 1976

Most-cited patents

PatentTitleAreaCited byStatus
US4064721A Security lock for dead-bolt door locks Emerging Cross-Sectional Technologies 25 Expired

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