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| Patents for John T. Johnson | |||||
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| Number | Date | Patentee | Title | Type | |
| 30,178 | Sep. 25, 1860 | S.F. Gelston, J.T. Johnson, C.R. Tompkins | Stave machine | cooper | |
| 534,666 | Feb. 26, 1895 | J. Richards | Tapering Attachment for Lathes | metal lathe accessories and attachments | |
| 1,225,819 | May 15, 1917 | J.T. Johnson | Molding Gage | marking gauges | |