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| Patents for William R. Jenkins | |||||
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| Picture | Number | Date | Patentee | Title | |
| 466,790 | Jan. 12, 1892 | W.R. Jenkins | Power Hammer | ||
| 612,001 | Oct. 04, 1898 | W.R. Jenkins | Stamping or Punching Press | ||
| 736,971 | Aug. 25, 1903 | W.R. Jenkins | Power Hammer | ||
| 912,131 | Feb. 09, 1909 | W.R. Jenkins | Friction Gearing | ||