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| Patents for Schleicher, Schumm & Co. | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 194,047 | Aug. 14, 1877 | N.A. Otto | Gas-Motor engines | |
| 196,473 | Oct. 23, 1877 | W.J. Crossley, F.W. Crossley, N.A. Otto | Gas Motor Engine | ||
| 525,828 | Sep. 11, 1894 | P.A. Winand | Electrical Igniter for Gas or Hydrocarbon Engine | ||
| 525,829 | Sep. 11, 1894 | P.A. Winand | Traction Engine | ||
| 563,535 | Jul. 07, 1896 | P.A. Winand | Gas or Oil Engine | ||