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| Patents for Charles H. Ballard | |||||
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| Number | Date | Patentee | Title | Type | |
| 17,183 | Apr. 28, 1857 | M. Marshall | Method of reversing chisels of mortising-machines | mortising machines | |
| 33,631 | Nov. 05, 1861 | C.H. Ballard | Improvement in breech-loading firearms | rifles | |
| 63,605 | Apr. 09, 1867 | C.H. Ballard | Improvement in cartridge-ejector for breech-loading firearms | firearms | |
| 126,519 | May 07, 1872 | O.R. Chaplin | Benchplane with Perforated Sole | bench planes | |