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| Patents for William P. McIlvanie | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,068,912 | Jul. 29, 1913 | W.P. McIlvanie, W.S. Quinby | Shutter for moving-picture machines | audio-visual apparatus | |
| 1,735,773 | Nov. 12, 1929 | W.P. McIlvanie | Saw table | circular ripsaws | |
| 2,786,397 | Mar. 26, 1957 | W.P. McIlvanie | Keyseating machine | key seating machines | |
| CA-602,178 | Jul. 26, 1960 | W.P. McIlvanie | Key-seating machine | key seating machines | |