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| Patents for Cool, Ferguson & Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 44,233 | Sep. 13, 1864 | J.S. Thompson | Improvement in stave-jointing machines | barrel making machines | |
| 49,320 | Aug. 08, 1865 | J.S. Thompson | Improvement in stave-machines | barrel making machines | |
| 52,772 | Feb. 20, 1866 | J.S. Thompson | Improvement in barrel-head machine | barrel making machines | |