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| All Patents in class 73/545 | |||||
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| Number | Date | Patentee | Title | Type | |
| 254,775 | Mar. 07, 1882 | W.A. Cogswell, J.L. Judson | Governor | steam engine governors | |
| 535,475 | Mar. 12, 1895 | C.J. Weinman, E.E. Euchenhofer | Gas-engine governor | internal combustion engine governors | |
| 794,178 | Jul. 11, 1905 | F.G. Hobart | Governor | internal combustion engine governors | |
| 1,088,079 | Feb. 24, 1914 | F.M. Leavitt | Engine-governor | torpedoes | |
| 1,101,994 | Jun. 30, 1914 | A.J. Brown | Centrifugally-operated switch | centrifugal motor switches | |