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| Patents for Curtis Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 566,967 | Sep. 01, 1896 | C.G. Curtis | Elastic Fluid Turbine | turbine water wheels | |
| 589,422 | Sep. 07, 1897 | C.G. Curtis | Elastic Fluid Turbine | steam turbines | |
| 591,822 | Oct. 19, 1897 | C.G. Curtis | Elastic Fluid Turbine | steam turbines | |
| 2,644,240 | Jul. 07, 1953 | J.A. Stedman | Easy Reading Micrometer Caliper | special purpose gauges | |