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| Patents for Ralph V. Hanchett | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,190,920 | Feb. 20, 1940 | R.V. Hanchett | Power operated saw swage | saw sharpening machines | |
| 2,371,582 | Mar. 13, 1945 | R.V. Hanchett | Grinding apparatus | grinders | |
| 2,432,194 | Dec. 09, 1947 | R.V. Hanchett | Insulation sealing cover for electric coils | magnetic chucks | |