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Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
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| Number | Title | Issue Date |
| 4719772 | Apparatus for removing ink particles from paper products A process and apparatus for removing ink particles from an inked paper product which includes a conveyor for conveying the paper product along a path, the conveyor being constructed of a semi-permeable material that passes the ink particles while retainin... | 01/19/1988 |
| 4680088 | Process for removing ink particles from paper products A process and apparatus for removing ink particles from an inked paper product which includes a conveyor for conveying the paper product along a path, the conveyor being constructed of a semi-permeable material that passes the ink particles while retainin... | 07/14/1987 |
