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| Patents for Charles Max Sombart | |||||
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| Number | Date | Patentee | Title | Type | |
| 226,972 | Apr. 27, 1880 | E. Buss | Gas-Engine | gas and gasoline engines | |
| DE-14,080 | Oct. 26, 1881 | C.M. Sombart | Gas Engine | gas and gasoline engines | |
| GB-188,200,320 | Jan. 25, 1882 | C.M. Sombart | Gas Engine | gas and gasoline engines | |
| 260,620 | Jul. 04, 1882 | C.M. Sombart | Gas Engine | gas and gasoline engines | |