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| Patents for Ella R. Dean | |||||
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| Number | Date | Patentee | Title | Type | |
| CA-47,388 | Nov. 06, 1894 | G.A. Hosmer | Improvements in Carriage Wrenches | axle nut wrenches | |
| 543,267 | Jul. 23, 1895 | E.B. Petrie | Drill Brace | drill accessories | |
| 569,564 | Oct. 13, 1896 | F.C. Olin | Gas Engine | internal combustion engines | |
| 596,239 | Dec. 28, 1897 | J.B. Fenner | Gas Engine | ||
| 613,390 | Nov. 01, 1898 | F.C. Olin | Gas Engine | gas and gasoline engines | |
| 625,046 | May 16, 1899 | C.A. Mann | Screwdriver | screwdriver blades | |
| 633,314 | Sep. 19, 1899 | C. Hammelmann | Portable Forge | blacksmith | |