ES

Edward M. Springer

EE Emerson Electric: 3 patents #337 of 1,374Top 25%
📍 Chicago, IL: #2,115 of 13,327 inventorsTop 20%
🗺 Illinois: #15,122 of 84,256 inventorsTop 20%
Overall (All Time): #875,574 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
D521624 Bi-plane ceiling fan 2006-05-23
6695585 Ceiling fan blade frame John F. Moody, Maria Livits 2004-02-24
6419451 Ceiling fan blade frame John F. Moody, Maria Livits 2002-07-16
4330798 Electronic stencil cutter Arthur J. Heyer, Wallace C. Clay 1982-05-18
4319253 Electronic stencil cutter Arthur J. Heyer, Wallace C. Clay 1982-03-09
4268869 Electronic stencil cutter having means to vary size of reproduced picture Arthur J. Heyer, Wallace C. Clay 1981-05-19