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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Application No. | Application Title | Issue Date |
| 20120034103 | METHOD AND APPARATUS FOR MONITORING OF ESP A method monitors an ESP with a pump for pumping oil, gas, water or other fluid media, which pump is driven by an electrical motor. Acoustical phenomena of the motor and/or the pump are used as a state variable for pumping the media. The acoustic phenomena are measured ... | 02/09/2012 |
| 20120010848 | METHOD FOR DETERMINING THE ROTATION SPEED OF A SUPERCHARGER IN AN INTERNAL COMBUSTION ENGINE A method for determining the rotation speed of at least one supercharger in an internal combustion engine; the method includes detecting, by means of a microphone, the intensity of a sound signal generated by the rotation of the supercharger and determining the evolutio... | 01/12/2012 |
| 20110265573 | APPARATUS FOR DETERMINING AND/OR MONITORING ( ) PRESSURE An apparatus for determining and/or monitoring pressure. The apparatus comprises at least one pressure transducer, which transduces pressure into an electrical signal. The invention includes the features that at least one acoustic sensor is provided, that the acoustic s... | 11/03/2011 |
| 20110163298 | Graphene and Hexagonal Boron Nitride Devices Graphene layers, hexagonal boron nitride (hBN) layers, as well as other materials made of primarily sp2 bonded atoms and associated methods are disclosed. In one aspect, the present invention provides graphene and hBN devices. In one aspect, for example, an electronic d... | 07/07/2011 |
| 20100170345 | Elastic wave measurement apparatus and method The elastic wave measurement apparatus, when a high-frequency burst signal is input to the first ball SAW device, an input destination of the high-frequency burst signal is switched in sequence to another one of the ball SAW devices before a detection time at which an o... | 07/08/2010 |
| 20100154550 | Railroad locomotive horn testing system and method A system and method of testing the horn of a railroad locomotive wherein a fixed sensing station and a movable sensing station are provided adjacent a railroad track such that front and rear sensing of the horn decibels occurs simultaneously.... | 06/24/2010 |
| 20100017174 | Method and system for processing echo signals In a pulse-echo measuring system, echo signals are compared by a difference calculator with the output of a model simulating the system. The detected differences are used to re-calculate parameters in the model. Other parameters are directly measured and applied to the ... | 01/21/2010 |
| 20080295672 | PORTABLE SOUND PROCESSING DEVICE A portable sound processing device [1000] designed to retrofit a portable digital player (PDP) such as an ipod sold by Apple, Inc., includes a display [1201] for interacting with a user, a plurality of input devices [1103-1133] for receiving ... | 12/04/2008 |
| 20080134792 | INTERDIGITATED ELECTRODE FOR ELECTRONIC DEVICE AND ELECTRONIC DEVICE USING THE SAME Provided are an interdigitated electrode (IDE) for an electronic device, which includes a plurality of anodes and a plurality of cathodes arranged radially in an alternating fashion for electrical insulation from one another, and an electronic device using the same. The... | 06/12/2008 |
| 20080059114 | Device and Method for the Dimensional Characterization of a Cylindrical Object A device for the dimensional characterization of an object comprising a cylindrical surface which is symmetrical about a longitudinal axle. Said device comprises at least six probes used to emit six pulsed waves, each probe being respectively oriented towards a separate... | 03/06/2008 |
| 20080034875 | APPARATUS AND METHOD OF MEASURING ACOUSTICAL ENERGY APPLIED TO A SUBSTRATE An apparatus and method for measuring the acoustical energy that will be applied to a substrate during cleaning. A substrate is provided that has placed upon it a piezoelectric member that is capable of sensing the acoustical power that is transmitted. This enables the ... | 02/14/2008 |
| 20070199382 | Information processing apparatus and earthquake monitoring method According to one embodiment, an information processing apparatus includes a communication unit, an acceleration sensor, a detection unit configured to monitor an output signal from the acceleration sensor and to detect occurrence of an earthquake, and a notification uni... | 08/30/2007 |
| 20070175281 | Method and apparatus for checking a measuring situation in the case of a hearing apparatus It should be possible to balance microphones and hearing apparatus more reliably. To this end, provision is made for a method for checking a measuring situation, wherein at least two measurement points of a frequency response of the hearing apparatus are recorded. A che... | 08/02/2007 |
| 20060219015 | System for monitoring exposure to impulse noise In one embodiment, a system for monitoring exposure to impulse noise includes a sound-sensing device, such as a microphone or other type of pressure transducer, operable to sense impulse noise, and a storage module operable to store the waveform of the impulse noise sen... | 10/05/2006 |
| 20060048577 | Ultrasonic sensor system for web-guiding apparatus A sensor system for determining the position of at least one edge of at least one web material traveling along a predetermined path. In one embodiment, the sensor system has at least one transmitter block having a plurality of transmitters capable of selectively transmi... | 03/09/2006 |
| 20060021438 | Laser-ultrasonic detection of flip chip attachment defects Underfill voids and solder ball defects are detected via laser generation and laser detection of an ultrasonic wave at the top surface of flip chips. High resolution is provided by using small laser spot sizes and closely-spaced laser beams of wavelengths that are absor... | 02/02/2006 |
| 20060000284 | System and method for determining the operating state of orthopaedic admixtures A system and method for determining the operating state of a curable composition utilizes an acoustic wave or signal transmitted into a container holding the composition. In one embodiment, characteristics of a reflected component of the acoustic signal are measured and... | 01/05/2006 |
| 20050160820 | SYSTEMS AND METHODS FOR DETERMINING AN ACOUSTIC AND/OR THERMAL CHARACTERISTIC OF A TARGET MATERIAL A system and method for determining an acoustic and/or thermal characteristic of a target material are provided. The system includes an acoustic source arranged to direct a sound wave at a target material; a device for measuring a sound pressure generated by at least th... | 07/28/2005 |
| 20050117450 | Ultrasonic generator system The system controls the frequency of an ultrasonic signal to be applied to a waveguide, such that the frequency corresponds to a preferred resonance mode of the waveguide and not to adjacent undesirable resonance modes. The system operates by carrying out a first scan o... | 06/02/2005 |
| 20050076717 | Installation and method for acoustic measurement with marker microphone in space The acoustic measurement installation comprises:
| 04/14/2005 |
| 20050000289 | Fluid parameter measurement for industrial sensing applications using acoustic pressures In industrial sensing applications at least one parameter of at least one fluid in a pipe 12 is measured using a spatial array of acoustic pressure sensors 14,16,18 placed at predetermined axial locations x1, x2, x3 along the pipe 12. The pressure s... | 01/06/2005 |
