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| Patents for John K. Rupertus | |||||
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| Number | Date | Patentee | Title | Type | |
| 130,484 | Aug. 13, 1872 | J. Connor | Conqueror Saw Swage | saw swages | |
| 134,296 | Dec. 24, 1872 | G.W. Libbey | Grinding Machines | grinding machines | |
| 142,493 | Sep. 02, 1873 | F.B. Miles | Planing Machines | metal planers | |
| 143,667 | Oct. 14, 1873 | G.W. Carr | Corn Huskers | corn huskers | |