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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 |
| 6799401 | Hollow pole anchoring system A pole anchoring system for supporting a hollow distribution pole vertically over a hard support surface, such as rock, concrete or the like is described. The anchoring system comprises a solid plug of predetermined length and diameter adapted for close fit in a low... | 10/05/2004 |
| 5317844 | Universal pole anchoring device A universal pole anchoring device for supporting utility poles vertically over a hard surface such as rock, concrete or the like is disclosed. The device comprises a harness assembly connected about a base section of a pole to be supported on the hard sur... | 06/07/1994 |
| 5133164 | Pole anchoring system A pole anchoring device for supporting large diameter poles vertically over a hard surface such as rock, concrete or the like. The device comprises three or more harness members which are interconnectable to one another about a base section of a pole. Eac... | 07/28/1992 |
