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| Patents for Ellis J. Woolf | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,121,153 | Dec. 15, 1914 | E.J. Woolf | Explosive-Engine. | internal combustion engines | |
| 1,292,942 | Jan. 28, 1919 | J.F. Woolf, E.J. Woolf | Internal-Combustion Engine. | internal combustion engines | |
| 1,330,969 | Feb. 17, 1920 | E.J. Woolf | Carbureting System For Internal-Combustion Engines | carburetors | |
| 1,429,818 | Sep. 19, 1922 | J.F. Woolf, E.J. Woolf | Gas Engine | carburetors | |