Inventor · Baltimore, MD, US

Robert B. Williams

9Patents
5h-index
14Co-inventors
60Inventor score

Filing activity: Feb 25, 1999 → Oct 16, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6102632A Two speed right angle drill Emerging Cross-Sectional Technologies 55 Expired
US6296427A Two speed right angle drill Emerging Cross-Sectional Technologies 50 Expired
US6461088B2 Two speed right angle drill Emerging Cross-Sectional Technologies 50 Expired
US6446734B1 Motor/handle housing and gear case mounting for portable power tool Performing Operations; Transporting 43 Expired
US6713916B1 Electric motor assembly Electricity 34 Expired
US7126242B2 Electric motor assembly Electricity 4 Expired
US8766875B2 Lightweight stiffener with integrated RF cavity-backed radiator for flexible RF emitters Electricity 3 Active
US9352820B2 Device mount for an inflatable structure Electricity 0 Active
US11112019B2 Integral check valve Mechanical Engineering; Lighting; Heating 0 Active

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