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| Patents for Alfred Peter | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,324,978 | Dec. 16, 1919 | A. Peter | Oil Engine | oil engines | |
| 1,388,969 | Aug. 30, 1921 | A. Peter | Protected Firing Mechanism for Internal Combustion Engines | ignition apparatus | |
| 1,417,766 | May 30, 1922 | A. Peter | Externally Heatable Ignition Plug | ignition systems | |
| 1,745,638 | Feb. 04, 1930 | A. Peter | Fan Mounting | cooling apparatus | |