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| Patents for Emil Wohlhaupter | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,209,867 | Jul. 30, 1940 | E. Wohlhaupter | Boring head | boring heads | |
| 3,082,014 | Mar. 19, 1963 | F. Eyring, E. Wohlhaupter, E. Wohlhaupter | Tool clamping device | boring heads | |
| 3,352,185 | Nov. 14, 1967 | F. Eyring, E. Wohlhaupter | Boring and facing head | boring heads | |