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| Patents for William S. Robinson | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,653X | Sep. 22, 1829 | W.S. Robinson | Manufacture of Harness Trimmings and Carriage Ornaments | tack | |
| 487,892 | Dec. 13, 1892 | W.S. Robinson | Beam Compass | trammels | |
| 1,252,031 | Jan. 01, 1918 | W.S. Robinson | Planer Tool Holder | metal planer tool holders | |
| 1,277,481 | Sep. 03, 1918 | W.S. Robinson | Tool Holder | lathe tool holders and tool posts | |