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| Patents for Providence Engineering Works | |||||
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| Number | Date | Patentee | Title | Type | |
| 737,495 | Aug. 25, 1903 | W.O. Tourgee, R.H. Rice, J.W. Sargent | Valve-gear for steam-engines | steam engine valve gear | |
| 841,774 | Jan. 22, 1907 | A.A. Fuller | Equalizing-gearing | motor vehicle gearing | |
| 873,493 | Dec. 10, 1907 | A.M. Brown | Internal-combustion engine | internal combustion engines | |