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| Patents for Nate H. Roberts | |||||
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| Number | Date | Patentee | Title | Type | |
| 422,316 | Feb. 25, 1890 | N.H. Roberts | Saw Jointer and Gage | saw gauges | |
| 424,998 | Apr. 08, 1890 | N.H. Roberts | Saw Jointer and Gage | saw gauges | |
| 438,184 | Oct. 14, 1890 | N.H. Roberts | Device for Jointing and Dressing Saws | saw jointers | |