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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 |
| 4976720 | Vascular catheters The invention is directed to a very low-profile dilatation catheter having an inner tubular member with an inner lumen with a diameter of not more than 0.003 inch (0.076 mm) greater than the diameter of a guidewire disposed therein. Preferably, the inner ... | 12/11/1990 |
| 4938220 | Catheter with split tip marker and method of manufacture Dilatation cathether, tip marker and method of manufacture wherein the tip marker comprises a split sleeve of radiopaque material having an arc length between 180° and 360°. In one disclosed embodiment, the tip marker is crimped in position about an inn... | 07/03/1990 |
| 4790315 | Perfusion dilatation catheter and method of manufacture Perfusion dilatation catheter and method of manufacturing the same. The catheter has an elongated flexible shaft with an inflatable balloon mounted near the distal end of the shaft. A first lumen in the shaft communicates with the balloon for inflating an... | 12/13/1988 |
| 4775371 | Stiffened dilatation catheter and method of manufacture Stiffened dilation catheter and method of manufacturing the same. The catheter has a relatively stiff proximal end portion formed by bonding a relatively stiff tubular member coaxially within the proximal end portion of a relatively soft outer tubular mem... | 10/04/1988 |
| 4771777 | Perfusion type balloon dilatation catheter, apparatus and method Perfusion-type balloon dilatation apparatus having a guiding catheter with proximal and distal extremities and with a flow passage extending therethrough. A balloon dilatation catheter is disposed in the guiding catheter. The balloon dilatation catheter i... | 09/20/1988 |
