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| Patents for William C. Briggs | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,765,198 | Oct. 02, 1956 | W.C. Briggs, M.F. Fish | Hydraulic barker | debarking machines | |
| 2,984,173 | May 16, 1961 | W.C. Briggs, J.B. Roche | Extrusion die for briquetting machine | ||
| 2,995,445 | Aug. 08, 1961 | W.C. Briggs, F.W. Hoover, Jr. | Method of producing a forage product | ||