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| Patents for John F. Cook | |||||
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| Number | Date | Patentee | Title | Type | |
| 84,937 | Dec. 15, 1868 | J.F. Cook | Improvement in head-blocks | sawmill headblocks | |
| 165,065 | Jun. 29, 1875 | J.F. Cook | Improvement in head-blocks | sawmill headblocks | |
| 516,591 | Mar. 13, 1894 | J.F. Cook | Wrench | quick adjust wrenches | |