Patent assignee · CH · COMPANY

Oliver Technik AG

1Patents
0Active
1Granted
21Portfolio score

Filing activity: Jul 19, 1976 → Jul 19, 1976

Most-cited patents

PatentTitleAreaCited byStatus
US4065640A Apparatus for interconnecting a telephone line and a portable calculator Electricity 7 Expired

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