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| Patents for Simon P. Randolph | |||||
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| Number | Date | Patentee | Title | Type | |
| 165,868 | Jul. 20, 1875 | S.P. Randolph | Improvement in cutter-heads | cutterheads | |
| RE6,717 | Oct. 26, 1875 | S.P. Randolph | Improvement in cutter-heads | cutterheads | |
| 201,198 | Mar. 12, 1878 | S.P. Randolph | Improvement in gang-edgers | circular ripsaws | |