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| Patents for J. F. Acker | |||||
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| Number | Date | Patentee | Title | Type | |
| 336,742 | Feb. 23, 1886 | H. Plante | Wooden Butt Gage | butt gauges | |
| 441,604 | Nov. 25, 1890 | B. Tormey | Cork-extractor | non worm cork extractors | |
| 448,958 | Mar. 24, 1891 | J.M. Stowell, R. Haberthur | Wrench | quick adjust wrenches | |
| 459,648 | Sep. 15, 1891 | W. Potter | Instrument for Describing Outlines of Objects | scribes | |
| D39,122 | Feb. 11, 1908 | L.A. Kimball | Hacksaw Frame | hacksaws | |