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| Patents for William Watson | |||||
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| Number | Date | Patentee | Title | Type | |
| 163X | Apr. 13, 1797 | C. Leach | Boring pumps and conduits | wood drilling and boring | |
| 1,459X | Mar. 02, 1811 | W. Watson | Stove | stoves | |
| 9,108 | Jul. 06, 1852 | W. Watson | Planing-machine | wood planers | |
| 9,524 | Jan. 04, 1853 | W. Watson | Tonguing and grooving machine | matchers | |
| 203,877 | May 21, 1878 | W. Watson, H.W. Caldwell | Elevator Boot | elevators and lifts | |
| 1,283,997 | Nov. 05, 1918 | W. Watson | Micrometer Gage | micrometers | |