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| Patents for Daniel Rowland | |||||
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| Number | Date | Patentee | Title | Type | |
| 39,324 | Jul. 21, 1863 | S. Perry | Improvement in horse-powers | animal powered apparatus | |
| 39,325 | Jul. 21, 1863 | S. Perry | Improvement in horse-powers | animal powered apparatus | |
| 43,933 | Aug. 23, 1864 | W. Trapp | Improvement in machines for dressing heads to barrels | cooper | |
| 44,504 | Oct. 04, 1864 | N.G. Barnum | Improved machine for filing saws | saw sharpening machines | |