Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
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| Number | Title | Issue Date |
| 5549528 | Octopus skipping rope device An apparatus and method for skipping about a pole includes a collar slidably mounted on a vertical pole and means for clamping the collar at various heights. Around the collar are at least two attachments for skip (jump) ropes. The invention may use as at... | 08/27/1996 |
| 5022649 | Quick change device for a basketball hoop A basketball quick change hoop assembly is shown and described. A board mounting adaptor plate having flanges on its vertical edges engages vertical channel sides of a hoop mounting member. Slots at the top of the flanges receive extensions from the hoop ... | 06/11/1991 |
| 4998728 | Soft tip football An inflatable rubber football is provided with softened ends by leaving the ends of the bladder free of the usual reinforcement wrappings.... | 03/12/1991 |
| 4730646 | Method for controlling proper inflation of athletic balls The proper inflation of playground balls is controlled by fixing a strap to a predetermined circumference equal to the circumference of the ball at proper inflation. The strap is then placed around the center of the ball and the ball inflated until the st... | 03/15/1988 |