ER

Edward L. Ratcliffe

Rolls-Royce Plc: 1 patents #1,293 of 2,886Top 45%
📍 Ottawa, CA: #2,023 of 6,399 inventorsTop 35%
Overall (All Time): #1,645,223 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5682949 Energy management system Iain Page, Anwar Chami 1997-11-04
5023422 Method of and apparatus for forming a slot in a workpiece Laurence J. Laughton 1991-06-11
4378693 Deflection measuring system 1983-04-05