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| Patents for Jasper N. Hammond | |||||
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| Number | Date | Patentee | Title | Type | |
| 165,103 | Jun. 29, 1875 | J.W. Karn, E.W. Karn | Improvement in devices for bending sleigh-runner frames | wood bending machines | |
| 320,996 | Jun. 30, 1885 | A. Ball | Treadle | human powered machines | |
| 357,182 | Feb. 08, 1887 | H.M. Darling | Circular sawing machines | tablesaws | |
| 400,550 | Apr. 02, 1889 | R.F. Darling | Turning Lathe | engine lathes | |