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| Patents for H. T. Riley | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 550,969 | Dec. 10, 1895 | J. Hastings | Vehicle Axle Nut Wrench | |
| 661,559 | Nov. 13, 1900 | M.M. Smith | Jointer Gauge Attached by Thumbscrews | ||
 | 721,724 | Mar. 03, 1903 | W.F. McBeth | Steering Gear for Traction Engines | |
 | 885,327 | Apr. 21, 1908 | G.W. Dorman | Shingle machine | |