Patent assignee · US · COMPANY

Techna Vision Incorporated

2Patents
0Active
2Granted
28Portfolio score

Filing activity: Sep 20, 1985 → Oct 29, 1987

Most-cited patents

PatentTitleAreaCited byStatus
US4693446A Gasket for molding plastic lenses Emerging Cross-Sectional Technologies 100 Expired
US4895102A Spin coater Performing Operations; Transporting 85 Expired

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