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| Patents for John Schofield | |||||
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| Number | Date | Patentee | Title | Type | |
| 172,180 | Jan. 11, 1876 | J. Schofield | Improvement in Plow-Clevis | clevises | |
| 201,709 | Mar. 26, 1878 | J. Schofield | Flooring Clamp | floor clamps | |
| 396,298 | Jan. 15, 1889 | J. Schofield | Wood-working machine | mortising machines | |