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| Patents for H. J. Livermore | |||||
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| Number | Date | Patentee | Title | Type | |
| 580,685 | Apr. 13, 1897 | O.B. Hall | Pipe Wrench | pipe wrenches | |
| 612,756 | Oct. 18, 1898 | J.A. Ostenberg | Gas Engine | internal combustion engine governors | |
| 648,520 | May 01, 1900 | J.A. Ostenberg | Circuit Breaker for Gas Engines | ignition systems | |
| 713,792 | Nov. 18, 1902 | J.A. Ostenberg | Explosive Engine | ||
| 860,116 | Jul. 16, 1907 | H.A. Balcome | Motor-clutch | industrial machine clutches | |
| 860,132 | Jul. 16, 1907 | H.J. Heeney | Signal-drop | ||