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| Patents for Waynard R. Vosper | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,912,050 | May 30, 1933 | W.W. Vosper, W.R. Vosper | Pipe Tool | pipe threading machines | |
| 1,938,987 | Dec. 12, 1933 | W.R. Vosper | Pipe Tool | tap and die holders | |
| 2,035,285 | Mar. 24, 1936 | W.R. Vosper | Thread Cutting Tool | tap and die holders | |