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| Patents for J. E. Poorman, Inc. | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,870,662 | Jan. 27, 1959 | J.E. Poorman | Cross-Slide Knurling or Like Tool | knurling tools | |
| 2,875,629 | Mar. 03, 1959 | J.E. Poorman | Adjustable Off-Center Drill Holder | drill press chucks | |
| 2,875,662 | Mar. 03, 1959 | J.E. Poorman | Cross-slide Form Tool Holder | metalworking machine tool holders | |