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| Patents for J. Charles Beckfeld | |||||
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| Number | Date | Patentee | Title | Type | |
| 362,187 | May 03, 1887 | J.C. Beckfeld, A. Schmid | Gas Engine | gas and gasoline engines | |
| RE10,878 | Nov. 01, 1887 | A. Schmid, J.C. Beckfeld | Gas Engine | gas and gasoline engines | |
| 396,022 | Jan. 08, 1889 | J.C. Beckfeld | Gas Engine | gas and gasoline engines | |
| 403,294 | May 14, 1889 | J.C. Beckfeld, A. Schmid | Air and Gas Engine | gas and gasoline engines | |