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| Patents for Richard Willcox | |||||
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| Picture | Number | Date | Patentee | Title | |
 | GB-180,102,493 | Apr. 30, 1801 | R. Willcox | Improvements upon the fire or steam engine and furnace | |
 | GB-180,202,574 | Jan. 23, 1802 | R. Willcox | Improvements on the steam engine furnace or boiler, and air pump | |
| 3,747X | Sep. 04, 1823 | R. Willcox | Ruling machine for paper, etc. | ||
| 3,753X | Sep. 19, 1823 | R. Willcox | Prevent forgeries | ||
| 3,771X | Nov. 01, 1823 | R. Willcox | Pneumo-hydraulic engine | ||