AW

Alan H. Woodruff

ES Emco Specialties: 2 patents #1 of 6Top 20%
EE Emco Enterprises: 1 patents #7 of 11Top 65%
📍 Altoona, IA: #12 of 72 inventorsTop 20%
🗺 Iowa: #3,091 of 15,303 inventorsTop 25%
Overall (All Time): #1,051,357 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D415291 Storm door glass 1999-10-12
5230376 Door with transom window Robert C. Tweedt 1993-07-27
5216839 Reversible hinge door assembly 1993-06-08
5214880 Door edge construction Robert C. Tweedt 1993-06-01
5039246 Method and means for securing screen to a frame John S. Holloway 1991-08-13