Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
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| Number | Title | Issue Date |
| 5580010 | Cutting segments with interlock key assembly for a rotary shearing wheel A shearing wheel, and a method of assembling the same, having individually demountable cutting segments, shear knives, and an interlock key assembly to wedge adjacent shear knives together so that each shear knife shares a mounting force of the attachment... | 12/03/1996 |
| 5145120 | Fixed-width shear members for a waste reduction apparatus Apparatus for shearing waste material such as a discarded vehicle tire including parallel first and second rotatable shafts, each having an alternating pattern of driving rings and split sharpenable shear members along the length thereof. The driving ring... | 09/08/1992 |
| 5100069 | Hubless interlocking shearing machine with shallow gullet depths A secondary waste apparatus for shearing waste material such as a discarded vehicle tire which has already been reduced in size by a primary shearing process. The apparatus includes a pair of counter-rotating shafts, each shaft having a plurality of gener... | 03/31/1992 |
| 4976178 | Annular scrap segments in tire reduction An apparatus for dividing scrap tires having a compression transport in a rotary shear station. The compression transport centers the tire and provides forces onto the treaded periphery to buckle the scrap tire. The compression transport then feeds the ti... | 12/11/1990 |
| 4914994 | Automated apparatus for debeading of scrap tires An apparatus for removing the bead wires from a scrap tire having a pair of overlapping and counterrotating shearing members mounted on a movable carriage. The carriage provides reciprocating motion to the shearing members between two shearing work statio... | 04/10/1990 |
| 4901929 | Rotary shearing wheel with individually replaceable cutting segments A shearing wheel, and a method of assembling the same, having individually demountable cutting elements or tool members side mounted to a mounting region of an annular member. The tool members are mounted in successive abutting relation so that a portion ... | 02/20/1990 |