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| Patents for William A. Doble | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,114,238 | Oct. 20, 1914 | W.A. Doble | Adjustable Wear Ring | water wheels | |
| 1,135,364 | Apr. 13, 1915 | W.A. Doble | Turbine Pump | turbine water wheels | |
| 1,234,882 | Jul. 31, 1917 | W.A. Doble | Speed Governor | water wheel governors | |