| All Patents in class 123/153 | 
| Patents 1 - 
					15
					of 36 
       | 
| Number | Date | Patentee | Title | Type | 
| 292,178 | Jan. 22, 1884 | A.K. Rider | Explosive Gas Engine | gas and gasoline engines | 
| 296,341 | Apr. 08, 1884 | H.S. Maxim | Electrical Igniting Device for Gas Engines | ignition systems | 
| 330,317 | Nov. 10, 1885 | W.A. Graham | Gas Engine | gas and gasoline engines | 
| 383,775 | May 29, 1888 | C. Sintz | Gas Engine | gas and gasoline engines | 
| 424,000 | Mar. 25, 1890 | G.E. Hibbard | Rotary Gas Engine | rotary engines | 
| 430,504 | Jun. 17, 1890 | M.M. Barrett, J.F. Daly | Gasolene Engine | gas and gasoline engines | 
| 433,551 | Aug. 05, 1890 | E.A. Sperry | Gas Engine | gas and gasoline engines | 
| 452,174 | May 12, 1891 | M.M. Barrett | Gas Engine Attachment | ignition systems | 
| 452,520 | May 19, 1891 | A. Harding | Explosive Engine | ignition systems | 
| 457,459 | Aug. 11, 1891 | J.S. Conelly | Gas Motor | gas and gasoline engines | 
| 514,359 | Feb. 06, 1894 | W.W. Grant | Vapor Gas Engine | internal combustion engines | 
| 553,181 | Jan. 14, 1896 | F.M. Underwood | Sparker for Gas and Gasoline Engines | ignition systems | 
| 555,717 | Mar. 03, 1896 | C.J. Weinman, E.E. Euchenhofer | Gas-engine |  | 
| 564,643 | Jul. 28, 1896 | A.J. Pierce | Gas Engine | internal combustion engines | 
| 569,564 | Oct. 13, 1896 | F.C. Olin | Gas Engine | internal combustion engines |