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| Patents for A. W. Stevens & Son | |||||
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| Number | Date | Patentee | Title | Type | |
| CA-29,514 | Jul. 21, 1888 | A.W. Stevens | Herse | harrows | |
| 456,318 | Jul. 21, 1891 | L.D. Swart, A.W. Stevens | Walking Cultivator | cultivators and tillers | |
| 519,460 | May 08, 1894 | L.D. Swart, A.W. Stevens | Transplanting Machine | planters | |
| 560,868 | May 26, 1896 | L.D. Swart | Corn Husking Machine | corn huskers | |