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| Patents for William Zimmerman | |||||
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| Number | Date | Patentee | Title | Type | |
| 48,759 | Jul. 11, 1865 | W. Zimmerman | Improvement in revolving mortising-tools | mortising machines | |
| 83,897 | Nov. 10, 1868 | W. Zimmerman | Improvement in Hammers | nail holding | |
| 243,092 | Jun. 21, 1881 | C.P. Warnick | Jig-saw | scrollsaws | |
| 414,747 | Nov. 12, 1889 | E. Arzt | Box-ending machine | box making machines | |
| 470,176 | Mar. 08, 1892 | F.P. Burkhardt | Mechanical movement | spiral screwdrivers | |