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| Patents for Hugh H. Ott | |||||
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| Number | Date | Patentee | Title | Type | |
| 910,737 | Jan. 26, 1909 | G.W. Stenz | Wrench | nut wrenches | |
| 915,446 | Mar. 16, 1909 | J.M. Kearnes | Wrench | ratchet wrenches | |
| 937,352 | Oct. 19, 1909 | G.M. Yates | Marking Gage | butt gauges | |
| 1,587,407 | Jun. 01, 1926 | J.D. O'Brien | Wrench | wrenches | |
| 1,843,819 | Feb. 02, 1932 | N.W. Jackson | Pliers | pliers | |