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| Patents for E. W. Johnson | |||||
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| Number | Date | Patentee | Title | Type | |
| 538,159 | Apr. 23, 1895 | J. Fish | Hack Saw Frame | hacksaws | |
| 552,029 | Dec. 24, 1895 | N. Witsue | Monkey Wrench | nut wrenches | |
| CA-53,661 | Oct. 03, 1896 | L.B. Stenberg, A.W. Freeman | Pipe-Wrench | pipe wrenches | |
| 572,857 | Dec. 08, 1896 | L.H. Barnes | Wrench For Turning Nuts, Screw-Taps and the Like | ratchet wrenches | |
| 577,158 | Feb. 16, 1897 | W.F. Davis | Electric Igniter for Explosive Engines | ignition systems | |