Patent assignee · DE · COMPANY

Vogt Electronic AG

13Patents
1Active
13Granted
33Portfolio score

Filing activity: Mar 27, 1989 → Sep 9, 2005 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6903648B2 Oscillating inductor Electricity 33 Expired
US5199394A Circuit arrangement for electronic control of an internal combustion engine Emerging Cross-Sectional Technologies 18 Expired
US6731076B1 Base of an electric discharge lamp with an ignition device Electricity 17 Expired
US5113839A Ignition system for an internal combustion engine Mechanical Engineering; Lighting; Heating 12 Expired
US5103201A Switching mode power transformer Electricity 11 Expired
US7042169B2 Gas discharge lamp base comprising an ignition device Mechanical Engineering; Lighting; Heating 8 Expired
US5505175A Ignition system for internal combustion engine Mechanical Engineering; Lighting; Heating 8 Expired
US5447136A Ignition system for internal combustion engines Mechanical Engineering; Lighting; Heating 3 Expired
US6006726A Method and device for cylinder recognition in an internal combustion engine Mechanical Engineering; Lighting; Heating 2 Expired
US6981405B2 Moisture-detection device Performing Operations; Transporting 2 Expired
US4973930A Twin coil Electricity 2 Expired
US8222987B2 Supporting component, interference suppression coil device and method for the manufacture thereof Emerging Cross-Sectional Technologies 1 Active
US5682860A Device and method for ignition detection Mechanical Engineering; Lighting; Heating 1 Expired

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