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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 |
| 5827585 | Composite enclosure for electronic hardware An enclosure for electronic modules, comprising walls made of composite material including conductive fibers for shielding the enclosure interior from electromagnetic radiation, and means for securely mounting at least one module inside the enclosure with... | 10/27/1998 |
| 5814830 | Liquid gauging apparatus with a magnetoresistive sensor and remote sensor interrogration A liquid gauging system for a liquid container, the system comprising sensor means for producing a first electromagnetic signal that corresponds to liquid quantity in the container, and remote interrogation means for receiving the first electromagnetic si... | 09/29/1998 |
| 5747698 | Capacitive z-axis strain gauge A strain gauge device for detecting force applied to a planar structure, the device including a capacitor having two spaced conductive surfaces, and a dielectric material between the conductive surfaces with a dielectric constant that varies in relation t... | 05/05/1998 |
| 5723870 | Fluid gauging apparatus using magnetostrictive sensor and stick gauge 057238701 Apparatus for detecting fluid level in a container, comprises a housing adapted to be disposed in the container; a float with an associated magnetic element, the float position corresponding to fluid level in the container; a magnetostrictive se... | 03/03/1998 |
| 5703576 | Embeddable DC power supply for smart structure sensors A smart structure comprising a rotatable shaft, and a sensor integrated with the shaft, a resonant detector circuit integrated with the structure for detecting a sensor output, and an external exciter circuit; the detector circuit having first coil means ... | 12/30/1997 |
| 5695328 | Ignition apparatus using electrostatic nozzle and catalytic igniter Apparatus and methods for igniting fuel include an electrostatic fuel nozzle that produces an atomized fuel spray; and a catalytic igniter for igniting the atomized fuel spray.... | 12/09/1997 |
| 5689949 | Ignition methods and apparatus using microwave energy An ignition apparatus for a combustor includes a microwave energy source that emits microwave energy into the combustor at a frequency within a resonant response of the combustor, the combustor functioning as a resonant cavity for the microwave energy so ... | 11/25/1997 |
| 5628180 | Ignition methods and apparatus for combustors Apparatus for igniting fuel in a combustor includes an injector having an electrostatic fuel atomization nozzle and an igniter. The injector produces an initial combustion process that ignites the main fuel supply from a fuel nozzle. Alternatively, a main... | 05/13/1997 |
| 5590517 | Ignition methods and apparatus for combustors Apparatus for igniting fuel in a combustor includes an injector having an electrostatic fuel atomization nozzle and an igniter. The injector produces an initial combustion process that ignites the main fuel supply from a fuel nozzle. Alternatively, a main... | 01/07/1997 |
| 5588299 | Electrostatic fuel injector body with igniter electrodes formed in the housing Apparatus for igniting fuel in a combustor includes an injector having an electrostatic fuel atomization nozzle and an igniter. The injector produces an initial combustion process that ignites the main fuel supply from a fuel nozzle. Alternatively, a main... | 12/31/1996 |
| 5572135 | Diagnostic apparatus and methods for ignition circuits Diagnostics apparatus for detecting operation of an exciter circuit connected to an igniter, includes means for detecting current discharged from the exciter circuit through the igniter, means for detecting current discharged from the exciter circuit othe... | 11/05/1996 |
| 5530617 | Exciter circuit with oscillatory discharge and solid state switchiing device An oscillatory discharge exciter includes an input connectable to a power supply; an output connectable to an igniter; at least two energy storage elements for producing an oscillatory discharge of energy during an exciter discharge period; a unidirection... | 06/25/1996 |
| 5515681 | Commonly housed electrostatic fuel atomizer and igniter apparatus for combustors Apparatus for igniting fuel in a combustor includes an injector having an electrostatic fuel atomization nozzle and an igniter. The injector produces an initial combustion process that ignites the main fuel supply from a fuel nozzle. Alternatively, a main... | 05/14/1996 |
| 5510952 | Ignition system using multiple gated switches with variable discharge energy levels and rates An ignition system for a gas turbine engine includes a plurality of igniters, an energy storage capacitance, a charging circuit for charging the capacitance, a plurality of gated switches, with at least one switch connected between each igniter and the ca... | 04/23/1996 |
| 5508618 | Coreless detector for ignition dischage current In combination, a gas turbine engine ignition system exciter, an igniter, a conductor that connects the exciter to the igniter to form a discharge circuit, and a current pulse detector for detecting current pulses in the circuit, the detector comprising a... | 04/16/1996 |
| 5499497 | Temperature detector and control for an igniter A temperature sensor for detecting temperature of a heating element of an igniter such as a glow plug includes optic means disposable near the igniter for receiving at least a portion of electromagnetic energy emitted by the heating element and coupling t... | 03/19/1996 |
| 5488536 | Exciter circuit using gated switches An exciter for an internal combustion engine igniter plug includes a charging circuit and a discharge circuit; the charging circuit being connectable to a power supply and the discharge circuit being connectable to the plug to produce sparks; the discharg... | 01/30/1996 |
| 5477225 | Method and apparatus for associating target replies with target signatures Apparatus for associating target reply signals with target signatures, wherein each reply signal is received from a target transponder within a selectable time period, and further wherein each target signature comprises a first set of parameter values tha... | 12/19/1995 |
| 5473502 | Exciter with an output current multiplier An exciter for an internal combustion engine igniter plug, comprises a continuous AC charging circuit and a discharge circuit. The discharge circuit is connectable to the plug and the charging circuit includes a transformer having a primary winding connec... | 12/05/1995 |
| 5469172 | Calibration method and apparatus for receiving transponder reply signals Calibration apparatus for an antenna/receiver system having, in combination, means for receiving one or more electromagnetic data encoded signals from a transmitter and producing in response to each data signal two signals having a phase relationship, the... | 11/21/1995 |
| 5463398 | Method and apparatus for multiple reply rejection when decoding transponder replay signals Apparatus for rejecting multipath reply signals received from a target transponder within a selectable time period, comprising: a top antenna and a bottom antenna to detect reply signals; means for determining an altitude code associated with each reply s... | 10/31/1995 |
| 5459397 | Speed sensor for rotatable shaft using shaft mounted antenna Apparatus and method for detecting rotation of a shaft include a first antenna for transmitting electromagnetic energy into the shaft, a second antenna disposed for rotation with the shaft for modulating electromagnetic energy passing through the shaft in... | 10/17/1995 |
| 5440300 | Smart structure with non-contact power and data interface Embedded smart structures include active electronics which control and collect data from sensors and actuators and transmit data to the exterior of a body by electromagnetic antenna radiation to a conformal power and data interrogation interface. Multiple... | 08/08/1995 |
| 5433115 | Contactless interrogation of sensors for smart structures Apparatus for contactless interrogation of an sensor integrally disposed with a structure including a pair of coils for coupling signals across a gap between a sensing circuit having a sense coil and an interrogation circuit having an exciter coil connect... | 07/18/1995 |
| 5412469 | Optical spectrum analyzer and encoder using a modulated phase grating wherein said grating diffracts the wavelength as a function of the magnetic field An apparatus and method of wavelength detection and parameter sensing uses a variable magnetic field applied to a Faraday effect thin magnetizable film to perform spectral analysis based on detected intensity distribution of diffracted light for known mag... | 05/02/1995 |
| 5408092 | Multiple optic sensor system An optic sensor system comprising N optic sensors, each of the N sensors operating with received input light and providing output light having a characteristic corresponding to a sensed parameter; a number, less than N+2, of devices wherein each of the de... | 04/18/1995 |
| 5400376 | Ultrasonic fuel gauging system using state machine control Ultrasonic fuel gauging apparatus for a fuel tank having a plurality of ultrasonic fuel level sensors for sensing fuel levels at respective predetermined locations in a tank based on echo ranging; a memory means for storing sensor data; and a state device... | 03/21/1995 |
| 5399876 | Optical point level sensor with lens An optical point level sensor for fluids includes a prism exposable to a fluid such that electromagnetic energy is reflected internally the prism dependent on the fluid level; and a lens optically connectable to an electromagnetic energy source and an ele... | 03/21/1995 |
| 5399875 | Liquid gauging apparatus and remote sensor interrogation A liquid gauging system for a liquid container, the system comprising sensor means for producing a first electromagnetic signal that corresponds to liquid quantity in the container, and remote interrogation means for receiving the first electromagnetic si... | 03/21/1995 |
| 5399853 | Optical sensor arrangement using dual mode devices A proximity detector apparatus that uses the Faraday Effect to detect position changes of a target. The proximity detector includes a permanent magnet having a magnetic field that changes as the target moves to or from a predetermined position. A self-ref... | 03/21/1995 |
| 5387915 | Method and apparatus for detecting and decoding transponder reply signals Methods and apparatus for detecting and decoding transponder reply signals of the type having a plurality of associated time discrete pulses including two bracket pulses and a number of related data pulses that may have been transmitted at discrete data t... | 02/07/1995 |
| 5379658 | Intrusive acoustic sensor mounting arrangement An intrusive mounting arrangement for an acoustic sensor includes an acoustic window and a flange assembly for mounting the sensor and window on a fluid tank, the flange assembly having a body portion configured to extend through an opening in the tank wa... | 01/10/1995 |
