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| Patents for Patrick H. Gunckel | |||||
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| Number | Date | Patentee | Title | Type | |
| 192,332 | Jun. 26, 1877 | J.E. Schonacker, H.C. Herchelrode | Improvement in horse hay-rakes | hay or straw rakes | |
| 216,522 | Jun. 17, 1879 | F.W. Lange | Wood-bending machine | wood bending machines | |
| 236,119 | Dec. 28, 1880 | H. Van Houser | Pencil-sharpening machine | pencil sharpeners | |
| 320,506 | Jun. 23, 1885 | C. Schofield | Plumb Level | inclinometers | |
| 320,866 | Jun. 23, 1885 | J.N. Todd, C. Friess | Bevel | bevels | |