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| Patents for Robert U. Richards | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,282X | Apr. 24, 1810 | M. Richards, R.U. Richards | Machine for pricking leather to be stitched | leatherworker | |
| 1,741X | May 23, 1812 | R.U. Richards | Boots and shoes with pegs, etc. | cobbler | |
| 3,818X | Feb. 19, 1824 | R.U. Richards | Turning and polishing hollow ware | wood lathes | |