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| Patents for Ervin S. Mummert | |||||
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| Number | Date | Patentee | Title | Type | |
| 890,848 | Jun. 16, 1908 | E.S. Mummert, J.O. Dixon | Screw Threading Machine | metal threading machines | |
| 987,589 | Mar. 21, 1911 | E.S. Mummert | Grinding Machine for Sharpening Edged Tools | sharpening machines | |
| 1,191,813 | Jul. 18, 1916 | J.O. Dixon, E.S. Mummert | Facing-tool | ||
| 1,643,347 | Sep. 27, 1927 | E.S. Mummert | Wire loom | ||
| 1,801,103 | Apr. 14, 1931 | E.S. Mummert | Sump-drain pump | ||
| 2,132,640 | Oct. 11, 1938 | E.S. Mummert | Grinding machine | ||