FL

Frances G. Lopata

OL Olin: 3 patents #231 of 783Top 30%
RC Remington Arms Company: 3 patents #7 of 50Top 15%
RB Ra Brands: 1 patents #7 of 20Top 35%
📍 Clayton, MO: #23 of 144 inventorsTop 20%
🗺 Missouri: #3,070 of 23,789 inventorsTop 15%
Overall (All Time): #761,539 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6272993 Electric primer Todd D. Cook, Dale R. Danner, John M. Dwyer, Jr., Diane Ronkainen, David K. Schluckebier +3 more 2001-08-14
6131515 Electric primer Todd D. Cook, Dale R. Danner, John M. Dwyer, Jr., Diane Ronkainen, David K. Schluckebier +4 more 2000-10-17
5684268 Lead-free primer mix 1997-11-04
5646367 Conductive primer mix Robert B. Shanks, Kevin N. Graves 1997-07-08
4689185 Priming method for rimfire cartridge George C. Mei 1987-08-25
4674409 Non-toxic, non-corrosive rimfire cartridge George C. Mei 1987-06-23
4465883 Bullet lubricant and method of coating bullets with said lubricant to reduce the leading effect thereof on the bores of firearms Venkataramaraj S. Urs 1984-08-14