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| Patents for John Madden | |||||
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| Number | Date | Patentee | Title | Type | |
| 37,297 | Jan. 06, 1863 | J. Madden | Improvement in saw-sets | saw sets | |
| 72,652 | Dec. 24, 1867 | J. Madden | Improvement in guards for circular saws | woodworking machine safety guards | |
| 79,665 | Jul. 07, 1868 | J. Madden | Improvement in Pipe-Wrenches | pipe jaw attachments for wrenches | |