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| Patents for Henry Osborn | |||||
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| Number | Date | Patentee | Title | Type | |
| GB-181,203,590 | Aug. 03, 1812 | H. Osborn | Closing skelps preparatory to making gun-barrels | gunsmith | |
| GB-181,203,617 | Nov. 28, 1812 | H. Osborn | Welding gun-barrels | gunsmith | |
| GB-181,303,740 | Oct. 15, 1813 | H. Osborn | Rolling gun barrels | gunsmith | |