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| Patents for Henry C. Cloyd | |||||
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| Number | Date | Patentee | Title | Type | |
| 206,091 | Jul. 16, 1878 | H.C. Cloyd | Improvement in boring-machines | portable timber borers | |
| 269,264 | Dec. 19, 1882 | H.C. Cloyd | Boring-machine | portable timber mortisers | |
| 338,933 | Mar. 30, 1886 | H.C. Cloyd | Flooring-jack | floor clamps | |
| 505,752 | Sep. 26, 1893 | H.C. Cloyd | Excelsior Machine | excelsior machines | |