Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
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| Number | Title | Issue Date |
| 7204319 | Jointed rockshaft with angularly adjustable segments A flexible rockshaft includes joint structure facilitating the adjustment of the rotational angle of rockshaft segments relative to each other. A link inserted between a rockshaft segment and the rockshaft flex member rotates on the same or a parallel pivot as adjac... | 04/17/2007 |
| 6932555 | Multi-purpose load bearing assembly for all terrain vehicle (ATV) An support structure is provided comprising: (a) a mast extending upwards; (b) a center bar extending horizontally from the mast, the center bar configured to extend along the bottom of the light vehicle; (c) a T bar extending from the center bar, along the bottom o... | 08/23/2005 |
| 6786130 | Directly actuated depth control A depth control system particularly useful for single point depth control on an agricultural implement includes a valve and actuator mounted directly to the pivotal connection areas of a hydraulic cylinder that controls height. Cylinder motion directly controls valv... | 09/07/2004 |
| 5996704 | High row cane cultivator A towed, three row cultivator including a frame, a hitch bar, primary and secondary implement bars and vertical columns slidable within bearing housings attached at each side of the frame. The columns are attached to each other at the upper end by a bridg... | 12/07/1999 |
| 5366024 | Remotely adjustable depth control An implement depth control system includes a rotating link pivotally connected to the frame adjacent the depth control cylinder. A cylinder pin contacts and rotates the link when the implement is lowered toward the field operating position. One end of an ... | 11/22/1994 |
| 5232055 | Device for carrying a load Device for carrying a load behind a vehicle, comprising: a frame whereon the load is to be placed; one or more support wheels for supporting the frame; and one or more arms for causing one or more shafts of the support wheels to move between a first position wherei... | 08/03/1993 |
| 4057111 | Soil cultivating machines A soil cultivating machine has a row of driven rotatable soil working members and a tool bar at the rear thereof to which tools, such as seed drills can be attached. The machine is connectable to a tractor lift and the members are driven via a p.t.o. At l... | 11/08/1977 |
| 4002208 | Plowing and levee cutting device The plow device is adjustable so that it can be pulled and operated by a powered tractor utilizing reciprocating lowering and lifting rods actuated by a 3 hitch hydraulic piston and piston rod attached to 3 respective hooks one hook pivotally connected to... | 01/11/1977 |