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| Patents for John E. Bousfield | |||||
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| Number | Date | Patentee | Title | Type | |
| 439,702 | Nov. 04, 1890 | H.A. Stuart | Petroleum Engine or Motor | ||
| 487,328 | Dec. 06, 1892 | E. Houlbrook | Tool-Sharpener | sharpening machines | |
| 588,365 | Aug. 17, 1897 | R. Stocker | Adjustable Spanner | quick adjust wrenches | |
| 599,837 | Mar. 01, 1898 | W.G. Harris | Adjustable Spanner or Wrench | screw adjust wrenches | |
| 619,414 | Feb. 14, 1899 | R. Hoare | Spanner | ratchet wrenches | |
| 625,716 | May 23, 1899 | C. Baxter | Spanner | screw adjust wrenches | |