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| Patents for Mayhew Steel Products, Inc. | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,244,981 | Oct. 30, 1917 | H. Hood | Screw Driver | screwdriver handles | |
| 1,396,863 | Nov. 15, 1921 | J.L. Mayhew | Pliers | pliers | |
| 1,518,251 | Dec. 09, 1924 | G.O. Carlson | Hand Tool | pliers | |
| 1,969,725 | Aug. 14, 1934 | F.O. Carlson | Piston Pin Inserter and Remover | automotive tools | |