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| Patents for Sheffield H. Clarke | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 718,040 | Jan. 06, 1903 | W.S. Ward | Perfect Handle Chisel | |
 | 737,179 | Aug. 25, 1903 | W.S. Ward | Screw-driver | |
 | 745,544 | Dec. 01, 1903 | W.S. Ward | Mason's Trowel | |
 | 746,285 | Dec. 08, 1903 | G.E. Trask, J.W. Carleton | Cutter Adjustment for Plane | |
 | 855,079 | May 28, 1907 | W.S. Ward | Forged Steel Hammer | |
 | 939,458 | Nov. 09, 1909 | W.S. Ward | Perfect Handle Hatchet | |
 | 1,000,050 | Aug. 08, 1911 | W.S. Thomson | Die For Forging | |