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| All Patents in class 318/829 | |||||
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| Number | Date | Patentee | Title | Type | |
| 503,038 | Aug. 08, 1893 | M. von Dolivo-Dobrowolsky | Regulation of alternating-current motors | induction motors | |
| 596,186 | Dec. 28, 1897 | E.W. Rice, C.P. Steinmetz | Phase Regulator | phase regulators | |
| 870,595 | Nov. 12, 1907 | L.L. Tatum | Controller | motor controls | |
| 870,596 | Nov. 12, 1907 | L.L. Tatum | Motor-controller | motor controls | |
| 1,011,919 | Dec. 19, 1911 | H.W. Cheney | System of motor control | motor controls | |
| 1,013,218 | Jan. 02, 1912 | W.E. Reed | Induction-motor | induction motors | |