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| Patents for James S. Copeland | |||||
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| Number | Date | Patentee | Title | Type | |
| 534,142 | Feb. 12, 1895 | J.S. Copeland | Wrench | screw adjust wrenches | |
| 638,216 | Dec. 05, 1899 | J.S. Copeland | Gear-cutting machine | gear making machines | |
| 638,562 | Dec. 05, 1899 | J.S. Copeland | Gear Cutting Machine | gear making machines | |