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| Patents for J. R. Johnson | |||||
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| Number | Date | Patentee | Title | Type | |
| 329,014 | Sep. 20, 1870 | J.W. Haines | Improvement in Chutes for Delivering Lumber | logging chutes | |
| CA-31,851 | Aug. 01, 1889 | F.L. Downend, J.O. Hibbard, C.F. Mott | Combination Tool | combination cork extractors | |
| 1,143,373 | Jun. 15, 1915 | E. Feldmann | Milling-Machine Spindle-Saddle | milling machines | |