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| Patents for William J. Mingle | |||||
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| Number | Date | Patentee | Title | Type | |
| 357,220 | Feb. 08, 1887 | W.J. Mingle | Water Motor | hydraulic motors | |
| 359,509 | Mar. 15, 1887 | H.B. Keiper | Tire Bender | blacksmith | |
| 565,772 | Aug. 11, 1896 | W.J. Mingle, T. Bemis | Water-motor fan | fans | |