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| Patents for Ezra W. Vanduzen | |||||
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| Number | Date | Patentee | Title | Type | |
| 259,344 | Jun. 13, 1882 | E.W. Vanduzen | Lubricator for loose pulleys, &c. | lubricators | |
| 448,386 | Mar. 17, 1891 | B.C. Vanduzen | Gas or Gasoline Engine | ||
| 448,597 | Mar. 17, 1891 | B.C. Vanduzen | Gas Engine | gas and gasoline engines | |