FS

Frank F. Simpson

BD Black & Decker: 7 patents #442 of 2,138Top 25%
📍 Staines-upon-Thames, GB: #15 of 102 inventorsTop 15%
Overall (All Time): #769,787 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
4497380 Hand-held power tools including bearing supports for components undergoing linear movement John Flack 1985-02-05
4442906 Percussive drills 1984-04-17
4436163 Arrangement for converting rotary motion to reciprocatory motion 1984-03-13
4378053 Tool holder 1983-03-29
4366403 Brush assembly and mounting arrangement for a portable tool John W. Johnson, Robert J. Oatham 1982-12-28
4353425 Guide tube support for rotary impact hammer 1982-10-12
4346769 Percussive tool drive linkage 1982-08-31