Munger was granted 12 patents. Together, these capture his invention of system ginning.
Click on the summary of each patent to see the full patent document in PDF (often with beautiful period diagrams).
| Date | Number | Summary |
| Dec. 2, 1884 | 308,787 | MECHANISM FOR HANDLING LINT COTTON |
| Dec, 2, 1884 | 308,788 | APPARATUS FOR HANDLING SEED COTTON |
| Dec. 2, 1884 | 308,789 | COTTON OR OTHER PRESS |
| Dec. 2, 1884 | 308,790 | APPARATUS FOR HANDLING SEED COTTON |
| Dec. 30, 1884 | 310,073 | MECHANISM FOR SHARPENING TEETH OF COTTONGIN SAWS |
| Dec. 4, 1888 | 394,125 | COTTON PRESS |
| Jan. 22, 1889 | 396,706 | SAW GIN |
| July 12, 1892 | 478,883 | MACHINE FOR HANDLING, CLEANING AND DISTRIBUTING SEED COTTON |
| Nov. 28, 1893 | 509,759 | MACHINE FOR, HANDLING AND FEEDING SEED COTTON |
| Mar. 3, 1896 | 555,789 | SEED CONVEYER FOR COTTON GINS |
| Aug. 6, 190l | 680,164 | BALING MACHINE |
| Aug. 6, 1901 | 680165 | COTTON ELEVATOR, CLEANER, AND FEEDER |