Patent assignee · CH · COMPANY

DIAMOND SA

32Patents
6Active
32Granted
40Portfolio score

Filing activity: Aug 14, 1980 → Jul 13, 2016 · 4 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5348487A Plug connector for optical fibers Physics 188 Expired
US5444806A Adaptor and plug portion for attainment of an optical plug connection Physics 126 Expired
US4387287A Method for a shaping of polycrystalline synthetic diamond Performing Operations; Transporting 105 Expired
US5675682A Plug arrangement comprising at least two optical plugs Electricity 91 Expired
US5845036A Plug portion for an optical fiber connector Physics 91 Expired
US5363460A Sleeve portion for an optical fibre plug connector Physics 90 Expired
US7025507B2 Plug-in element for an optical plug-in connection Physics 83 Expired
US5420951A Locking fiber optic connector receptacle Physics 63 Expired
US7220061B2 Connector-plug part for an optical plug-in connection, method for connecting a connector-plug part to the end of an optical waveguide cable and device for carrying out said method Physics 45 Expired
US6550978B2 Plug part for an optical plug-and-socket connection and method for its assembly Physics 39 Expired
US5963692A Plug for an optical fiber plug connector and method of its manufacture Physics 37 Expired
US6179477A Sleeve part for a plug connection for fibre optics, and a plug connection Physics 28 Expired
US6276839A Plug arrangement for an optical insert rack plug connection Physics 26 Expired
US4361380A Optical fiber coupling means having spiral air vent passage Emerging Cross-Sectional Technologies 25 Expired
US5062682A Connector for an optical fiber Physics 25 Expired
US5373574A Connector for an optical fiber Physics 25 Expired
US7175352B2 Connector-plug part for an optical plug-in connection Physics 23 Expired
US4390237A Coupling assembly for light wave conductors and method for the production thereof Physics 21 Expired
US7455402B2 Foldable spectacles, spectacle case and arrangement of foldable spectacles in the foldable case Physics 21 Expired
US4763980A Method and apparatus for centering the core of a light guide fiber in a light guide end portion Physics 19 Expired
US5940560A Optical connection plug Physics 19 Expired
US9678284B2 Method and device for cleaning an optical waveguide end Physics 12 Active
US6561699B1 Plug part for an optical plug-and-socket connection Physics 11 Expired
US6709165B2 Plug portion for an optical plug connection Physics 11 Expired
US5013110A Optical fibre end piece for an optical fibre Physics 6 Expired

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