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| Patents for Joseph Richards | |||||
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| Picture | Number | Date | Patentee | Title | |
| 2,955X | May 28, 1818 | J. Richards | Manufacturing lead | ||
| 5,010X | Feb. 20, 1828 | J. Richards | Hammer for cutting and dressing stone | ||
| 7,867X | Dec. 16, 1833 | J. Richards | Spectacles | ||
 | 83,324 | Oct. 20, 1868 | F.M. Schaeffer | Improvement in sawing-machines | |