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| Patents for Eleazar S. Gardner | |||||
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| Number | Date | Patentee | Title | Type | |
| 19,736 | Mar. 23, 1858 | E.S. Gardner | Improvement in tracks for city railways | track and switches | |
| 23,426 | Mar. 29, 1859 | E.S. Gardner | Machine for preparing moldings for picture-frames | specialty woodworking machines | |
| 291,589 | Jan. 08, 1884 | E.S. Gardner | Traction-rope railway | railroads | |