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| Patents for Electric Vapor Engine Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 430,310 | Jun. 17, 1890 | J.W. Eisenhuth | Double Acting Explosive Engine | ||
| 430,311 | Jun. 17, 1890 | J.W. Eisenhuth | Cut-Off for Compound Engines | steam engines | |
| 430,312 | Jun. 17, 1890 | J.W. Eisenhuth | Single Acting Explosive Engine | ||
| 436,936 | Sep. 23, 1890 | J.W. Eisenhuth | Explosive Engine | ||