Inventor · Lemgo, DE

Friedhelm Krüger

9Patents
1h-index
12Co-inventors
44Inventor score

Filing activity: Mar 21, 2007 → Jun 27, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US7592607B2 Device for treating a flowing fluid Chemistry; Metallurgy 2 Active
US8692209B2 UV disinfection system for waste water and drinking water including a cleaning device Chemistry; Metallurgy 1 Active
US10974974B2 Quartz sleeve support for a UV-lamp Chemistry; Metallurgy 0 Active
US9126851B2 UV water treatment plant with open channel Emerging Cross-Sectional Technologies 0 Active
US10366875B2 Damping ring Electricity 0 Active
US10254221B2 Method for determining the UV transmittance of water Physics 0 Active
US10221081B2 UV sensor Chemistry; Metallurgy 0 Active
US9073768B2 In-line UV-germicidal device for fluid media Chemistry; Metallurgy 0 Active
US9682873B2 UV lamp module with exchangeable lamp units Chemistry; Metallurgy 0 Active

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