Patent assignee · CH · COMPANY

TESA SA

79Patents
30Active
79Granted
44Portfolio score

Filing activity: May 15, 1974 → Feb 20, 2020 · 7 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6802133B2 Dimension-measuring column and method for entering a command to switch the measure mode in such a column Physics 42 Expired
US4543526A Capacitive device for the measurement of displacements Electricity 35 Expired
US5235181A Absolute position detector for an apparatus for measuring linear angular values Physics 32 Expired
US6760977B2 Trigger probe and method for assembling a trigger probe Physics 19 Expired
US4859817A Feeler for omnidirectional contactor system Physics 18 Expired
US7347000B2 Touch probe Physics 15 Expired
US4679332A Sensor device for a machine for measuring conductive parts mounted on a measurement table Physics 15 Expired
US9429416B2 Accessory for coordinate measuring machine Physics 13 Active
US5373645A Apparatus for the measurement of linear values Physics 12 Expired
US9835433B1 Touch trigger probe Physics 11 Active
US7263786B1 Height gauge Physics 11 Active
US5722179A Device for measuring length Physics 11 Expired
US4238885A Instrument for measurement and verification of linear dimensions Physics 10 Expired
US7213344B2 Motorized orientable measuring head Physics 10 Expired
US6938353B2 Adjustable probe Physics 10 Expired
US5266797A Opto-electronic sensor for the measurement of linear values using adjacent emitted-detector pair and focusing and deviating means Physics 9 Expired
US5461320A Capacitive measuring device for determining displacement by evaluating the change in the basic frequency Physics 9 Expired
US6854195B2 Adjustable probe Physics 9 Expired
US3987551A Apparatus for measuring continuous or discontinuous surfaces Emerging Cross-Sectional Technologies 9 Expired
US7415775B2 Orientable probe Physics 8 Expired
US8479403B2 Measuring system Physics 8 Active
US9057599B2 Touch probe Physics 7 Active
US7036239B2 Adjustable probe Physics 7 Expired
US7282017B2 Tool-switching device Emerging Cross-Sectional Technologies 7 Expired
US4658510A Sensor for devices for measuring comparative linear magnitudes Physics 7 Expired

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