Patent assignee · DE · COMPANY

Teldix GmbH

62Patents
0Active
62Granted
37Portfolio score

Filing activity: Jul 17, 1974 → Jan 31, 2001

Most-cited patents

PatentTitleAreaCited byStatus
US4558604A Directional gyro Emerging Cross-Sectional Technologies 111 Expired
US4117359A Bearing and drive structure for spinning turbine Electricity 79 Expired
US4082376A Bearing arrangement Mechanical Engineering; Lighting; Heating 53 Expired
US3980346A Anti-locking control system for simultaneous regulation of steered wheels or wheels on a diagonal of vehicle Performing Operations; Transporting 38 Expired
US5243187A High resolution absolute encoder for position measurement Physics 33 Expired
US5063321A Torsional vibration drive Physics 32 Expired
US3948568A Arrangement for auto checking a hydraulic system Emerging Cross-Sectional Technologies 30 Expired
US4680715A Method for navigating vehicles, particularly land vehicles Physics 29 Expired
US3974406A Electrical machine Electricity 24 Expired
US4054328A Automatic antilock control system Performing Operations; Transporting 22 Expired
US5925952A Magnetically mounted, position-stabilized flywheel Emerging Cross-Sectional Technologies 20 Expired
US4405200A Releasable coupling for connecting at least two light waveguides Physics 18 Expired
US4781461A Rpm measuring device utilizing an optical fiber coil and winding method for making the coil Physics 18 Expired
US5155402A Bearing radially and axially supporting rotor of large radial dimensions Mechanical Engineering; Lighting; Heating 17 Expired
US4077675A Antilocking control system Performing Operations; Transporting 17 Expired
US4005910A Antilocking control system Performing Operations; Transporting 17 Expired
US4085979A Testing arrangement for antilocking control system with two identical antilocking control units Performing Operations; Transporting 15 Expired
US4033637A Anti-lock regulating system Performing Operations; Transporting 14 Expired
US4059312A Anti-locking control system Performing Operations; Transporting 14 Expired
US4306166A Bearing and drive arrangement for an open-end spinning turbine Textiles; Paper 13 Expired
US4633201A Rotary waveguide switch having magnetic means for an accurate positioning thereof Electricity 12 Expired
US4093323A Rotor bearing Textiles; Paper 12 Expired
US4193646A Flywheel with spring loaded bearing Emerging Cross-Sectional Technologies 12 Expired
US4340261A Magnetic bearing arrangement Mechanical Engineering; Lighting; Heating 12 Expired
US4442723A North seeking and course keeping gyro device Emerging Cross-Sectional Technologies 12 Expired

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