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| Patents for D. May Goodrich | |||||
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| Number | Date | Patentee | Title | Type | |
| 506,261 | Oct. 10, 1893 | H.J. Rosenberg | Wrench | nut wrenches | |
| 510,441 | Dec. 12, 1893 | W.L. Pike | Improvements in Vehicle Wrenches | axle nut wrenches | |
| 519,703 | May 15, 1894 | O.C. Ekman | Surface Gage | surface gauges | |