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| Patents for Willis H. Carrier | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,237,470 | Aug. 21, 1917 | W.H. Carrier | Hygrostat | ||
| 1,330,238 | Feb. 10, 1920 | W.H. Carrier | Method of and apparatus for drying, conditioning, and regulating the moisture content of hygroscopic materials | ||
| 1,554,784 | Sep. 22, 1925 | W.H. Carrier | Humidity and temperature regulator | ||
| 1,554,785 | Sep. 22, 1925 | W.H. Carrier | Humidity regulator | ||
| 1,687,542 | Oct. 16, 1928 | W.H. Carrier | Cooling system | air conditioning apparatus | |