Patent assignee · US · COMPANY

Optical Techniques International, Inc.

1Patents
0Active
1Granted
28Portfolio score

Filing activity: Nov 16, 1978 → Nov 16, 1978

Most-cited patents

PatentTitleAreaCited byStatus
US4311990A Photo-optical keyboards Electricity 122 Expired

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