Inventor · Cologne, DE

Daniel Wetzig

36Patents
5h-index
25Co-inventors
69Inventor score

Filing activity: Nov 14, 2002 → Dec 2, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7779675B2 Leak indicator comprising a sniffer probe Physics 10 Active
US8176770B2 Sniffer leak detector Physics 6 Active
US7980117B2 Sniffer leak detector comprising a detector with a quartz window Physics 6 Active
US9810600B2 Method for detecting a leak on a non-rigid test specimen Physics 5 Active
US8171773B2 Sniffing leak detector Physics 5 Active
US8117886B2 Leak detector with a leak detector testing device Physics 4 Active
US8752412B2 Sniffing leak detector Physics 4 Active
US9784639B2 Tightness test during the evacuation of a film chamber Physics 3 Active
US7795876B2 Cold cathode pressure sensor Electricity 3 Active
US8646315B2 Method and device for tightness testing Physics 3 Active
US7422627B2 Gas transmitter with selective gas permeable surfaces Physics 3 Expired
US9632067B2 Leak detector Physics 3 Active
US8756978B2 Leak detector with optical tracer gas detection Physics 2 Active
US8915122B2 Sniffing leak detector Physics 2 Active
US10845266B2 Quick leak detection on dimensionally stable/slack packaging without the addition of test gas Physics 2 Active
US9810597B2 Sniffer leak detector with multi-stage membrane pump Mechanical Engineering; Lighting; Heating 2 Active
US8361196B2 Gas-selective membrane and method of its production Physics 2 Active
US10247637B2 Differential pressure measurement with film chamber Physics 2 Active
US11441969B2 Method for determining the relative position of a gas leak Physics 1 Active
US9360465B2 Leak detector Physics 1 Active
US8616046B2 Hydrogen sensor Physics 1 Active
US10514317B2 Gas density increase measurement in a film chamber Physics 1 Active
US10852212B2 Leak detection on a flexible test piece in a film chamber Physics 1 Active
US10935453B2 Leak detection with oxygen Physics 1 Active
US10844877B2 Evacuation of a film chamber Physics 1 Active

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