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| Patents for E. A. Ellsworth | |||||
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| Number | Date | Patentee | Title | Type | |
| 107,808 | Sep. 27, 1870 | J. Phillips | Improvement in saws | sawblades | |
| 109,913 | Dec. 06, 1870 | C. Knisely | Wrench | quick adjust wrenches | |
| 109,915 | Dec. 06, 1870 | C.F. Linscott | Improvement in miter-boxes | miter boxes | |
| 216,668 | Jun. 17, 1879 | W.W. Giles | Improvement in drag-sawing machines | drag saws | |
| 221,818 | Nov. 18, 1879 | E.G. Holden | Improvement in mitering attachments for sawing-machines | scrollsaws | |