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| Patents for E. Richardson | |||||
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| Number | Date | Patentee | Title | Type | |
| 65,900 | Jun. 18, 1867 | A.W. Goddard | Improvement in Caliper Rules | rule attachments | |
| 134,882 | Jan. 14, 1873 | F.H. Hardenbergh | Improvement in scroll-saws | scrollsaws | |
| 996,185 | Jun. 27, 1911 | T.S. Wilkin, J.B. Carpenter | Oscillating Means for Gang Saws | reciprocating sawmills | |