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| Patents for James D. Smith | |||||
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| Number | Date | Patentee | Title | Type | |
| 87,212 | Feb. 23, 1869 | J.D. Smith | Improvement in Machines for Grinding Edge Tools | tool grinders | |
| 173,277 | Feb. 08, 1876 | J.M. Farrell | Improvement in gang-saw gages | circular saw accessories | |
| 722,637 | Mar. 10, 1903 | J.D. Smith | Tire-Bolt Wrench | tire bolt wrenches | |