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| Patents for Frank M. Stevens | |||||
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| Number | Date | Patentee | Title | Type | |
| 205,982 | Jul. 16, 1878 | F.M. Stevens | Improvement in rotary valves | steam engine valves | |
| 280,259 | Jun. 26, 1883 | C.E. Moore, F.M. Stevens | Lathe | metal lathes | |
| 337,530 | Mar. 09, 1886 | F.M. Stevens | Automatic lathe | pattern lathes | |
| 344,926 | Jul. 06, 1886 | F.M. Stevens | Spool & bobbin lathe | spool or bobbin machines | |