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| Patents for Wayne Kratzer | |||||
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| Number | Date | Patentee | Title | Type | |
| 320,366 | Jun. 16, 1885 | W. Kratzer | Anti-friction wheel or roller | industrial machine bearings | |
| 334,175 | Jan. 12, 1886 | W. Kratzer | Band-saw guide | bandsaw guides | |
| 334,670 | Jan. 19, 1886 | W. Kratzer | Anti-friction journal-bearing | industrial machine bearings | |
| 335,527 | Feb. 02, 1886 | W. Kratzer | Anti-friction journal-bearing | industrial machine bearings | |