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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 |
| 7248948 | Apparatus and method for estimating attitude using inertial measurement equipment An apparatus for estimating attitude using an inertia measuring apparatus comprising: a Kalman filter 3 adapted to receive a quantity of state ω(t) from the inertia measuring apparatus 1, input the quantity of state into a predetermined system equatio... | 07/24/2007 |
