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| Patents for Orville H. Platt | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 48,633 | Jul. 04, 1865 | E.H. Tracy | Improvement in Dies for Making Augers | |
 | RE2,139 | Dec. 26, 1865 | N.C. Stiles | Improved Punching-Press | |
 | 52,131 | Jan. 23, 1866 | R.M. Breckenridge | Improvement in Hand Saws | |
 | 52,335 | Jan. 30, 1866 | N.C. Stiles | Clutch | |
 | 65,143 | May 28, 1867 | M.G. Wilder | Metal Punch | |
 | 123,624 | Feb. 13, 1872 | J.A. Evarts | Improvement in tape-measures | |
 | 168,696 | Oct. 11, 1875 | M.G. Wilder, S.H. Wilder, W.H. McNeil, H.C. Tyler | Improvement in mortising machines | |