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| Patents for Horace S. Boynton | |||||
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| Number | Date | Patentee | Title | Type | |
| 108,439 | Oct. 18, 1870 | R.H. Boynton, H.S. Boynton | Improvement in machines for dressing spokes | wheelwright | |
| 294,006 | Feb. 26, 1884 | H.S. Boynton | Cutter-head | cutterheads | |
| 329,007 | Oct. 27, 1885 | H.S. Boynton | Tenoning-machine | tenoning machines | |
| 344,810 | Jul. 06, 1886 | H.S. Boynton | Cutter-head | cutterheads | |