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| Patents for William J. Walker | |||||
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| Number | Date | Patentee | Title | Type | |
| 470,626 | Mar. 08, 1892 | W.J. Walker | Wrench | quick adjust wrenches | |
| 482,109 | Sep. 06, 1892 | W.J. Walker | Pipe Wrench | quick adjust wrenches | |
| 491,255 | Feb. 07, 1893 | W.J. Walker | Pipe Wrench | quick adjust wrenches | |
| 496,498 | May 02, 1893 | W.J. Walker | Vise | bench vises | |
| 499,863 | Jun. 20, 1893 | A.L. Bedford, W.J. Walker | Vehicle Wrench | axle nut wrenches | |
| 511,190 | Dec. 19, 1893 | A.L. Bedford | Wrench | quick adjust wrenches | |
| 512,418 | Jan. 09, 1894 | W.J. Walker | Wrench | quick adjust wrenches | |
| 608,735 | Aug. 09, 1898 | W.J. Walker | Wrench | quick adjust wrenches | |