Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
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| Number | Title | Issue Date |
| 6698141 | Convertible stadium and method of operating A convertible public exhibition facility includes a stadium having an exhibition area and a seating area that is situated about the exhibition area for permitting spectators to view activities taking place in the exhibition area. The exhibition facility f... | 03/02/2004 |
| 4767117 | Amusement ride and game There is illustrated a combination amusement ride and game including a rotating carousel for carrying a plurality of players. Adjacent to the carousel is a ramp having a tee at its lower end and a target at its elevated end. Balls are introduced to the te... | 08/30/1988 |
| 3968961 | Merry-go-round A compact and easily assembled merry-go-round consists of a turntable supported at its periphery upon spaced inverted casters mounted on a frame bearing, on its underside and in verticle alinement with said casters, leveling devices. The turntable is fixe... | 07/13/1976 |