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| Patents for Louis Frank | |||||
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| Number | Date | Patentee | Title | Type | |
| 267,415 | Nov. 14, 1882 | L. Frank | Machine for manufacturing wood mosaics | specialty woodworking machines | |
| 2,440,584 | May 04, 1948 | L. Frank | Screw or Nut Driver | wrenches | |
| 2,543,283 | Feb. 27, 1951 | L. Frank | Screw and Nut Driving Tool | wrenches | |