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| Patents for J. F. Groat | |||||
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| Number | Date | Patentee | Title | Type | |
| 565,513 | Aug. 11, 1896 | C.C. Schuler | Clevis | clevises | |
| 623,188 | Apr. 18, 1899 | J.F. Skersick, J.W. Skersick | Wrench | auxiliary levers on wrenches | |
| 624,910 | May 16, 1899 | J.W. Conchar | Combined Anvil, Vise and Drill | compound vises | |
| 634,216 | Oct. 03, 1899 | W.H. Robinson | Wrench | quick adjust wrenches | |
| 641,782 | Jan. 23, 1900 | F. Kostlan | Wrench For Grain-Separator Cylinders | cylinder tooth wrenches | |