Patent assignee · CH · COMPANY

Schweizerische Eidgenossenschaft

4Patents
0Active
4Granted
26Portfolio score

Filing activity: Feb 15, 1985 → Jul 7, 1999

Most-cited patents

PatentTitleAreaCited byStatus
US4626437A Method for the preparation of alcohol-free wine Chemistry; Metallurgy 32 Expired
US4942775A Method of and device for accelerating test pieces on a circular path Electricity 8 Expired
US6605340B1 Camouflage structure Emerging Cross-Sectional Technologies 6 Expired
US4954329A Process and apparatus for preparation of finely grained lead azide Chemistry; Metallurgy 1 Expired

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