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| Patents for James M. Evarts | |||||
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| Number | Date | Patentee | Title | Type | |
| 79,642 | Jul. 07, 1868 | J.M. Evarts | Improvement in Pipe-Tongs | pipe tongs | |
| 124,486 | Mar. 12, 1872 | J.M. Evarts | Improvement in Corn Huskers | corn huskers | |
| 167,085 | Aug. 24, 1875 | J.M. Evarts | Pipe-Tongs | pipe tongs | |
| 178,617 | Jun. 13, 1876 | J.M. Evarts | Pipe Cutters. &c. | pipe cutting machines | |
| 275,029 | Apr. 03, 1883 | J.M. Evarts | Machine for Bending Pipe | pipe bending machines | |