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| Patents for William R. Norris | |||||
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| Number | Date | Patentee | Title | Type | |
| RE6,412 | May 04, 1875 | O.G. Howes | Planer with angled cutter | wood planers | |
| CA-6,610 | Oct. 02, 1876 | O.G. Howes | Panel door planing machine | wood planers | |
| 193,273 | Jul. 17, 1877 | W.R. Norris | Improvement in material for pulley-covers | industrial machine pulleys and belt drive mechanisms | |
| 201,624 | Mar. 26, 1878 | W.R. Norris | Machine for planing and sanding doors | wood planers | |
| 327,189 | Sep. 29, 1885 | W.R. Norris | Planer-sander | sanding machines | |