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| Patents for Samuel Couillard Jr. | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 4,817X | Jul. 14, 1827 | S. Couillard, Jr. | Printing press | |
 | 4,889X | Oct. 05, 1827 | S. Couillard, Jr. | Printing press | |
| 6,184X | Oct. 09, 1830 | S. Couillard, Jr. | Wiping and polishing the exterior surface of punched, etched, or engraved plates | ||
 | 7,501X | Mar. 30, 1833 | S. Couillard, Jr. | Clearing wool of burs | |
 | RX-9 | Jul. 06, 1839 | S. Couillard, Jr. | Machine for Combing Wool and Separating the Longer from the Shorter Fibers | |