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| Patents for Andrew E. Hoffman | |||||
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| Number | Date | Patentee | Title | Type | |
| 176,531 | Apr. 25, 1876 | A.E. Hoffman | Improvement in machines for edging lumber | circular ripsaws | |
| 370,944 | Oct. 04, 1887 | A.E. Hoffman | Feed mechanism for saw-mill carriages | sawmill feed works | |
| 379,163 | Mar. 06, 1888 | A.E. Hoffman | Feed mechanism for saw-mill carriages | sawmill feed works | |
| 409,464 | Aug. 20, 1889 | A.E. Hoffman | Feed mechanism for saw-mill carriages | sawmill feed works | |
| 480,428 | Aug. 09, 1892 | A.E. Hoffman | Veneer-saw | veneer machines | |