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| Patents for Henry E. Roeder | |||||
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| Number | Date | Patentee | Title | Type | |
| CA-12,302 | Feb. 01, 1881 | F. Brown | Improvement on fog signals | nautical fog signals | |
| 306,375 | Oct. 14, 1884 | J.F. Allen | Portable drilling-machine | portable metal boring and drilling machines | |
| 347,942 | Aug. 24, 1886 | D. Leary | Mandrel for circular saws | circular saws | |