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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 |
| 7207757 | Panel fastener An elongate fastener is provided for securing a pair of panels together wherein the panels includes respective bores therein. Each end of the fastener includes an expansible end portion thereon which is arranged to be received within the respective bore. A wedge mem... | 04/24/2007 |
| 6299397 | Double ended expansion fastener An elongate fastener is provided for securing a pair of panels together wherein the panels includes respective bores therein. Each end of the fastener includes an expansible end portion thereon which is arranged to be received within the respective bore. ... | 10/09/2001 |
| 5743061 | Wall anchor A wall anchor having a first inclined plane secured to a second inclined plane by a connector. The connector is resilient to allow the inclined planes to move relative to one another. The inclined planes are oriented opposite one another, in a manner whic... | 04/28/1998 |
| 4921381 | Expansion dowel assembly and method of anchoring the assembly An expansion dowel assembly includes an axially elongated expansion member, a first member for expanding the expansion member and a second member for anchoring the expansion member in a borehole before is is expanded by the first member. The second member... | 05/01/1990 |
| 4380407 | Dual thrust anchor shell assembly A dual thrust anchor shell assembly for use with mine roof bolts or rock bolts include first and second opposed pivotal upper wing elements and first and second opposed, pivotal lower wing elements disposed about a mine roof bolt between a movable upper n... | 04/19/1983 |
| 4257624 | Extendible steering column An extendible and pivotal steering column for a vehicle having a wedge lock extension mechanism for providing an extension and pivotal arrangement of the upper end of the steering column pivotally mounted within the operator station of the vehicle.... | 03/24/1981 |
