Patent assignee · US · COMPANY

PERCEPTRON, INC.

68Patents
20Active
68Granted
45Portfolio score

Filing activity: Mar 17, 1983 → Jun 8, 2012 · 12 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5006721A Lidar scanning system Physics 263 Expired
US6166811A Robot-based gauging system for determining three-dimensional measurement data Physics 167 Expired
US7758495B2 Remote inspection device Physics 120 Active
US7384308B2 Detachable coupling for a remote inspection device Physics 109 Active
US6858857B2 Modular non-contact measurement device for quickly and accurately obtaining dimensional measurement data Physics 109 Expired
US7431619B2 Detachable coupling for a remote inspection device Electricity 105 Active
US7584534B2 Remote inspection device Emerging Cross-Sectional Technologies 104 Active
US7581988B2 Detachable coupling for a remote inspection device Physics 94 Active
US7024032B2 Method for assessing fit and alignment of a manufactured part Physics 86 Expired
US6134507A Method and apparatus for calibrating a non-contact gauging sensor with respect to an external coordinate system Physics 73 Expired
US4899218A Vehicle wheel alignment apparatus and method Emerging Cross-Sectional Technologies 70 Expired
US4745469A Vehicle wheel alignment apparatus and method Emerging Cross-Sectional Technologies 69 Expired
US6460004B2 Method and apparatus for calibrating a non-contact gauging sensor with respect to an external coordinate system Physics 65 Expired
US6661820B1 Method and system for maximizing safe laser power of structured laser light projectors used with imaging sensors Electricity 64 Expired
US4647208A Method for spatial measurement of holes Physics 60 Expired
US4645348A Sensor-illumination system for use in three-dimensional measurement of objects and assemblies of objects Physics 58 Expired
US6285959A Method and apparatus for calibrating a non-contact gauging sensor with respect to an external coordinate system Physics 56 Expired
US6266138A System and method for detecting defects in a surface of a workpiece Physics 47 Expired
US6078846A Calibration and compensation of robot-based gauging system Physics 46 Expired
US6128081A Method and system for measuring a physical parameter of at least one layer of a multilayer article without damaging the article and sensor head for use therein Physics 43 Expired
USD594361S1 Display housing for remote inspection device General 38 Expired
US4841460A Method and apparatus for calibrating a non-contact gauging sensor with respect to an external coordinate system Physics 37 Expired
US6276209A System and method of assessing the structural properties of wooden members using ultrasound Physics 36 Expired
US6481289B2 Method and system for processing measurement signals to obtain a value for physical parameter Physics 34 Expired
US6593587B2 Non-contact measurement device for quickly and accurately obtaining dimensional measurement data Physics 34 Expired

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