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| Patents for J. Frank Culverwell | |||||
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| Number | Date | Patentee | Title | Type | |
| 630,421 | Aug. 08, 1899 | F.W. Stewart | Wrench | quick adjust wrenches | |
| 643,120 | Feb. 13, 1900 | J.H. Garner | Combination-tool | combination tools | |
| 646,077 | Mar. 27, 1900 | M.D. Miller | Wrench | quick adjust wrenches | |
| 667,187 | Feb. 05, 1901 | A. Carstens | Machine for Sharpening or Shaping Drills | sharpening machines | |