LS

Leo Swan

EC Equipment Development Company: 13 patents #1 of 5Top 20%
📍 Jefferson, MD: #4 of 23 inventorsTop 20%
🗺 Maryland: #2,255 of 35,612 inventorsTop 7%
Overall (All Time): #390,016 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
D434052 Grinder blade assembly William R. Harding 2000-11-21
6021771 "Surfacing machine with ""strip-sert"" cutter assemblies" William R. Harding 2000-02-08
5746193 Press assembly for a portable masonry cut-off saw 1998-05-05
D341913 Wooden floor stripping machine 1993-11-30
5251367 Pneumatically driven descaling tools James E. Ward 1993-10-12
5184382 Pneumatically driven descaling tool James E. Ward 1993-02-09
5172680 Dust removal kit for masonry table-saw 1992-12-22
5129708 Wooden floor stripping machine 1992-07-14
4953523 Quick release mechanism for the tool of a concrete/asphalt abrader 1990-09-04
D301987 Cutting blade wear guage 1989-07-04
4758050 Stripping machine cutter finger assembly Clayton R. Peterson, James E. Ward 1988-07-19
4714294 Drum and cutter assembly for a planing machine 1987-12-22
4702223 Diamond grinder assembly and snap-fit mounting means for scarifier case 1987-10-27