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| Patents for Robert N. Kenyon | |||||
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| Number | Date | Patentee | Title | Type | |
| 349,772 | Sep. 28, 1886 | H. Weichert | Machine for cutting holes in wood or other materials | drilling and boring | |
| 374,639 | Dec. 13, 1887 | J. Strachan | Beam Compass | trammels | |
| 376,584 | Jan. 17, 1888 | H.D. Cone | Wrench | ratchet wrenches | |