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| Patents for Warren R. Sullivan | |||||
| Number | Date | Patentee | Title | Type | |
| 412,065 | Oct. 01, 1889 | F.E. Beardsley | Axle Cutter | axle cutters and threaders | |
| CA-32,672 | Nov. 02, 1889 | F.E. Beardsley | Axle cutter | axle cutters and threaders | |
| 861,407 | Jul. 30, 1907 | W.R. Sullivan | Device for Cutting Axles | axle cutters and threaders | |