Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
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| Number | Title | Issue Date |
| 7559291 | Method and apparatus for adjusting the correction level of an animal training receiver A receiver for an animal training collar which includes a receiver housing with a first electrode terminal and a second electrode terminal each accessible from an outside of the receiver housing. A pair of electrodes is connected to the first electrode terminal and ... | 07/14/2009 |
| 7495570 | Transmitter apparatus A system for controlling pets utilizes a low power transmitter to create avoidance zones in which one pet wearing an animal control receiver can enter but in which a second pet is deterred from entering. ... | 02/24/2009 |
| 7343879 | Rising stimulation modification A method of altering a stimulation level of an animal behavior modification device including the steps of detecting compliant behavior of the animal and reducing a stimulation level an incremental amount between a current stimulation level and a minimum level depend... | 03/18/2008 |