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| All Patents in class 415/160 | |||||
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| Number | Date | Patentee | Title | Type | |
| 195,793 | Oct. 02, 1877 | J.M. Case | Turbine Water-Wheels | turbine water wheels | |
| 439,351 | Oct. 28, 1890 | W.O. Harris | Mechanism for Operating Gates of Turbines | turbine water wheels | |
| 1,865,503 | Jul. 05, 1932 | G.A. Biggs | Hydraulic Turbine | turbine water wheels | |
| 2,827,224 | Mar. 18, 1958 | R.D. Madison, G.J. Barrie, H.C. Burgin | Inlet vane actuating device | ||
| 4,239,450 | Dec. 16, 1980 | L.J. Geitner, C.C. Herbeck | Adjusting mechanism for variable inlet vane | ||