Inventor · Villingen-Schwenningen, DE

Siegfried Koch

11Patents
7h-index
14Co-inventors
63Inventor score

Filing activity: Jul 8, 1980 → Mar 23, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US4789774A Electronic display device Physics 78 Expired
US5057971A Modular stockable housing for electronic device Emerging Cross-Sectional Technologies 39 Expired
US5043562A Multi-datacard arrangement Physics 28 Expired
US5187646A Data storage device with an arrangement for receiving a transportable, card-shaped or disk-shaped data storage unit so that the data storage unit is inaccessible in an operating position Physics 20 Expired
US4354173A Arrangement for obtaining an indication of efficiency of operation of a motor vehicle Physics 14 Expired
US5030129A Mounting for data communications units Emerging Cross-Sectional Technologies 12 Expired
US7009127B2 Switch comprising an operating rocker button Electricity 7 Expired
US4646870A Remote control device of a gear-box for motor vehicles with incorporated compressed-air system Mechanical Engineering; Lighting; Heating 6 Expired
US5646387A Taximeter Physics 5 Expired
USD329229S Data storage unit General 3 Expired
USD337540S Trip data information indicator General 0 Expired

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