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| Patents for Hugh Humphreys | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,443,789 | Jan. 30, 1923 | H. Humphreys | Table mount for metal and wood working machines | tablesaws | |
| 1,493,779 | May 13, 1924 | H. Humphreys | Pneumatic sanding pad | sanding machines | |
| 1,670,540 | May 22, 1928 | H. Humphreys | Tool rest | wood lathes | |