Inventor · Holzkirchen, DE

Josef Krammer

40Patents
4h-index
30Co-inventors
63Inventor score

Filing activity: Jun 20, 2001 → Jun 27, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US10720766B2 Vehicle with a storage device that can be recharged by way of a charging cable and an external power supply Emerging Cross-Sectional Technologies 34 Active
US6871250B2 Data bus, particularly in motor vehicles Electricity 30 Expired
US11005310B2 Method for determining the position of a charging station for the wireless transfer of electric power to a vehicle Emerging Cross-Sectional Technologies 6 Active
US9533587B2 Device for establishing and disconnecting a charging connection for a plug-in vehicle in an automated manner Emerging Cross-Sectional Technologies 5 Active
US9802501B2 Guided vehicle positioning for inductive charging with the assistance of a vehicle camera Emerging Cross-Sectional Technologies 4 Active
US9333866B2 Charging device and charging method with float-mounted charging unit Emerging Cross-Sectional Technologies 3 Active
US6813727B2 Control unit having a main microprocessor and having a processor interface to a bus transceiver unit Physics 2 Expired
US10692651B2 Induction coil unit having a fiber reinforced ferrite core Emerging Cross-Sectional Technologies 1 Active
US11167652B2 Primary coil unit Emerging Cross-Sectional Technologies 1 Active
US11270828B2 Covering for electromagnetic coil Emerging Cross-Sectional Technologies 1 Active
US11387673B2 Secondary coil unit comprising a service opening Emerging Cross-Sectional Technologies 1 Active
US9884561B2 Charging system Emerging Cross-Sectional Technologies 1 Active
US10081264B2 Device and method for positioning by means of triangulation Emerging Cross-Sectional Technologies 1 Active
US11667205B2 Inductive charging unit for a vehicle Emerging Cross-Sectional Technologies 1 Active
US10259334B2 Manufacturer-independent positioning system for an inductive charging process Emerging Cross-Sectional Technologies 1 Active
US11091052B2 Wireless charging station device with frequency selection and vehicle position determination Emerging Cross-Sectional Technologies 0 Active
US9849798B2 Positioning with a radio-based locking system Emerging Cross-Sectional Technologies 0 Active
US10576831B2 Primary unit comprising a plurality of coil sections for inductive charging Emerging Cross-Sectional Technologies 0 Active
US11318956B2 Assistance system and method for assisting the driver of a motor vehicle when positioning the motor vehicle at a predefined target position Emerging Cross-Sectional Technologies 0 Active
US11679686B2 Method for checking a primary or secondary unit of an inductive charging system Emerging Cross-Sectional Technologies 0 Active
US9333869B2 Charging apparatus for a vehicle with seven electrical contacts Emerging Cross-Sectional Technologies 0 Active
US11300685B2 Method for providing correction data for determining position Emerging Cross-Sectional Technologies 0 Active
US11196299B2 Primary unit for an inductive charging system and method for operating a primary unit Emerging Cross-Sectional Technologies 0 Active
US10427531B2 Scalable inductive charging station Emerging Cross-Sectional Technologies 0 Active
US11908616B2 Coil unit for inductively charging a vehicle Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.