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| Patents for Harvey Hubbell | |||||
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| Number | Date | Patentee | Title | Type | |
| 418,411 | Dec. 31, 1889 | L.B. Holmes | Speed Indicator | measurement gauges | |
| 471,612 | Mar. 29, 1892 | H. Hubbell | Electric Switch | electric switches | |
| 565,541 | Aug. 11, 1896 | H. Hubbell | Socket for Incandescent Lamps | electrical connectors | |
| 650,465 | May 29, 1900 | H. Hubbell | Speed Indicator | measurement gauges | |
| 774,250 | Nov. 08, 1904 | H. Hubbell | Repairable Attachment Plug | electrical connectors | |
| 1,525,134 | Feb. 03, 1925 | H. Hubbell | Tapping machine | tapping machines | |