ER

Ervin J. Rachwal

WC Western Electric Company: 1 patents #173 of 531Top 35%
📍 Framingham, MA: #345 of 1,271 inventorsTop 30%
🗺 Massachusetts: #23,459 of 88,656 inventorsTop 30%
Overall (All Time): #1,008,480 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8707474 Toilet controls 2014-04-29
D574983 Tool light William R. Perry 2008-08-12
D504738 Flashlight 2005-05-03
4894679 Method and apparatus for use in transferring an image George deClaire, Frederick J. Elia 1990-01-16
4327172 Photographic image definition improvement Charles E. Martin 1982-04-27