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| Patents for Roys & Wilcox | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 5,994 | Jan. 02, 1849 | J.F. Flanders | Combined beading-tool and circular shears | |
| 6,216 | Mar. 20, 1849 | J. Wright | Improved Machine fot Turning a Lock on Sheet Metal | ||
 | 8,012 | Apr. 01, 1851 | J. Walker | Lock Former | |
| 9,322 | Oct. 12, 1852 | W. Hamilton | Improvement in Double Seaming Machines | ||
 | 9,982 | Aug. 30, 1853 | E. Savage | Improvement in machinery for cutting and bending metallic disks | |