Inventor · Limburg, DE

Ernst Staas

12Patents
8h-index
16Co-inventors
69Inventor score

Filing activity: Oct 30, 1987 → Jun 27, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US6887146B2 Dust extraction shroud for a power tool Emerging Cross-Sectional Technologies 48 Expired
US7017680B2 Hand held drilling and/or hammering tool with dust collection unit Emerging Cross-Sectional Technologies 32 Expired
US4798001A Saw blade for a saw having reciprocating blades Emerging Cross-Sectional Technologies 31 Expired
US7308950B2 Drilling and/or hammering tool Emerging Cross-Sectional Technologies 26 Expired
US6241027A Hand operated electric tool, especially a jigsaw Performing Operations; Transporting 15 Expired
US5031324A Power driven saw with reciprocating saw blades Emerging Cross-Sectional Technologies 14 Expired
US4969270A Power driven saw with reciprocating saw blades Emerging Cross-Sectional Technologies 11 Expired
US7350592B2 Hammer drill with camming hammer drive mechanism Performing Operations; Transporting 10 Expired
US9925653B2 Hammer drill Performing Operations; Transporting 4 Active
US8436267B2 Switch assembly for a power tool Performing Operations; Transporting 1 Active
US8484827B2 Method of assembling a drilling and/or hammering tool Emerging Cross-Sectional Technologies 0 Active
US10189154B2 Power tool Performing Operations; Transporting 0 Active

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