Celebrity Inventors
Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
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| Number | Title | Issue Date |
| 6802001 | Method of incrementally establishing an encryption key A method of determining an encryption key used by two or more parties for encrypted communications in a manner that prohibits any of the parties from forcing the final value of the encryption key. The encryption key is determined based on numbers exchanged by the pa... | 10/05/2004 |
