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| Number | Title | Issue Date |
| 7059194 | Pressure fault device The invention involves a pressure fault device for indicating a threshold pressure or a threshold differential pressure. The present invention provides a cost effective way to determine where a pressure problem has occurred. The device includes a housing having at l... | 06/13/2006 |
| 6729710 | Ink jet recording apparatus and method with reduced banding An ink jet recording apparatus for effecting recording on a recording material by ejecting ink through a plurality of ejection outlets in units of band with relative scanning movement between a recording head and the recording material, the ink jet recording apparat... | 05/04/2004 |
| 6705691 | Ink-jet printing method and ink-jet printer In an ink-jet printing method and ink-jet printer for printing an image on a printing medium by driving print elements of a printhead and ejecting ink in accordance with an image signal, the timing of driving the plurality of print elements of the printhead is divid... | 03/16/2004 |
| 6692111 | Electrical interconnect for an inkjet die An electrical interconnect for an inkjet printhead comprising an ink-ejecting semiconductor die is described. The ink-ejecting die further comprises a substrate having an opposing upper surface, lower surface, and a thin film stack. The upper surface of t... | 02/17/2004 |
| 6688738 | Method for reducing cavitation in impulse ink jet printing devices Methods for reducing cavitation in impulse or drop on demand ink jetting devices are provided. Impulse ink jet compositions including antioxidant are also provided which are suitable for printing clear, well-defined alphanumeric text or low spread, narrow... | 02/10/2004 |
| 6682190 | Controlling media curl in print-zone In an inkjet printing apparatus an inkjet printhead ejects ink into a print-zone. A drive shaft, located upstream of the printhead, has a longitudinal axis, a first radius over a central length, and a second radius less than the first radius at a first re... | 01/27/2004 |
| 6683313 | Ultraviolet water sterilization device in a modularized configuration This Invention relates to a ultraviolet water sterilization device having a sterilization chamber module into a modularized configuration each module having two water-through ports, one port is used as a water inlet and the other port as an outlet of the ... | 01/27/2004 |
| 6672707 | Manually aligned printhead modules A modular printhead for a digital printer wherein the modules (2) may be mechanically aligned using specifically designed frame (3) supporting the modules (2). The frame (3) having a plurality of mounting sites (19) for mounting respective printhead modul... | 01/06/2004 |
| 6663208 | Controller for inkjet apparatus An ink-jet head controller generates drive waveforms selectively at predetermined print cycles to cause ink ejection from a cavity. A waveform generator generates a plurality of waveform signals, including a waveform signal extending over two adjacent pri... | 12/16/2003 |
| 6659579 | System for controlling the ink level in franking machine In a franking machine comprising a base and a disposable head provided with ink jet printing means, a method of printing postal indicia is proposed, comprising the following steps: activating said disposable head in response to determined parameters of ... | 12/09/2003 |
| 6661015 | Pattern lock system In a particle projection lithography system, an alignment system is used to determine alignment parameters to measure the position and shape of an optical image of a pattern of structures formed in a mask and imaged onto a target by means of a broad parti... | 12/09/2003 |
| 6655772 | Printing apparatus and printhead temperature management method A printing apparatus in which a printhead and a print medium intermittently move relatively to each other, and the printhead performs printing on the print medium during the relative movement. The temperature of the printhead is detected, the detected tem... | 12/02/2003 |
| 6652055 | Ink jet printing apparatus and ink jet printing method When a plurality of heaters in the printing head are driven and the pulse width is controlled according to a change in the voltage drop corresponding to the number of driven heaters, the control range of the pulse width is properly determined to ensure a ... | 11/25/2003 |
| 6644784 | Method and apparatus for printing with multiple recording mechanisms A printer device contains a combination of variously configured mechanisms for delivering recording information onto a recording medium. For example, the printer device contains both thermal inkjet printheads and piezoelectric printheads. In this example,... | 11/11/2003 |
| 6622577 | Single coil magnetostrictive sensors Single coil magnetostrictive force or strain sensors. The single coil sensors have one electrical coil to both excite the magnetrostrictive circuit and detect changes in the permeability of the circuit arising from forces applied to the circuit or induced... | 09/23/2003 |
| 6615654 | Moisture sensor having accelerated moisture formation means A moisture sensing device for detecting moisture on a moisture collecting surface including an air pump for accelerating the formation of moisture on the moisture collecting surface. The moisture sensing device includes a moisture sensor that is operably ... | 09/09/2003 |
| 6601442 | Duty cycle monitoring system for an engine A system and method for monitoring engine performance utilizes a monitoring micro-controller that integrates with an engine/vehicle controller to receive data indicative of the current operating conditions of the engine/vehicle. A duty cycle map is define... | 08/05/2003 |
| 6588869 | Front accessible, stackable, printer/scanner/fax A printer includes a housing which has a user access surface. Attached to the housing is a printer which includes a paper path. The printer also includes a paper input tray and a paper output tray. Both the paper trays are accessible from the user access ... | 07/08/2003 |
| 6588282 | Peak strain detection linear displacement sensor system for smart structures The novel peak strain detection linear displacement sensor system for smart structures is designed to provide monitoring of the strain in structures and reporting their strain histories. The system comprises the use of micro miniature, high resolution, pa... | 07/08/2003 |
| 6578942 | Liquid crystal sensing of thermal ink jet head temperature In the system of this application, a liquid crystal temperature sensor is applied to the exterior of the print head cartridge of a printing system to give an optical indication of the temperature at the print head that is readable by an optical scanner.... | 06/17/2003 |
| 6568779 | Operation of droplet deposition apparatus In droplet deposition apparatus comprising one or more independently actuable ink ejection chambers, electrical signals are applied to reduce variation in the temperature of the droplet fluid between chambers and with variations in droplet ejection input ... | 05/27/2003 |
| 6568273 | Pressure sensor A sensor for detecting localized pressure bearing on the sensor, comprises a volume of compressible, light translucent material having light-scattering centers evenly dispersed throughout the material. A light emitter communicates with the material to for... | 05/27/2003 |
| 6564650 | Dual loop coriolis effect mass flowmeter An apparatus for measuring the flow rate of a fluid flowing through a minimal flow pipeline with a Coriolis effect mass flowmeter. The flowmeter has a single flow tube with two loops. The loops are connected by a cross-over section and are adapted to be v... | 05/20/2003 |
| 6550320 | System and method for predicting tire forces using tire deformation sensors A system and method for predicting the forces generated in the tire contact patch from measurements of tire deformations, including separating the lateral force, the vertical force, and the circumferential torque using measurements of tire deformations. A... | 04/22/2003 |
| 6539813 | Throttle structure and flow meter incorporated with throttle structure A flow meter for measuring a flow rate of a fluid passing through a fluid passage is provided with a throttle structure disposed at the inside, and it is connected to the fluid passage. The fluid passes through a groove via expanded grooves formed on a su... | 04/01/2003 |
| 6532829 | Fluid flow measurement A method and apparatus are provided for determining an estimate of flow stability, in addition to providing a measurement of flow velocity distribution. To this end, monitoring is provided of the changes over time of flow measurements from a plurality of ... | 03/18/2003 |
| 6526836 | Bituminous pavement fatigue testing device A method and apparatus for analyzing bituminous concrete mixes to predict the likelihood of early rutting is disclosed. A test head designed to be used in a gyratory compactor uses the compaction provided by the gyratory compactor to analyze bituminous mi... | 03/04/2003 |
| 6526838 | Ultrasonic fluid meter with improved resistance to parasitic ultrasound waves The invention provides a fluid meter comprising ultrasound transducers, attenuation means for attenuating parasitic ultrasound waves of wavelength λ, and constituted by at least one passage in which said waves propagate along a main direction correspondi... | 03/04/2003 |
| 6526823 | Microelectromechanical system sensor assembly A sensor assembly has a substrate with a microchannel formed therein through which a fluid can flow. At least one sensor is proximate to the microchannel. The temperature of the at least one sensor or fluid may indicate the condition of the fluid, for exa... | 03/04/2003 |
| 6523941 | Liquid discharging method and liquid discharging head A liquid discharging method which employs a liquid discharging head consisting of a liquid discharging port, a bubble generating region where the bubble generates in the liquid and a movable member that can move between a first position and a second posit... | 02/25/2003 |
| 6523416 | Method for setting shape and working stress, and working environment of steel member A delayed fracture is effectively prevented by appropriately setting a shape and working stress, and working environment of a high strength member having more than 1,000 MPa of tensile strength. For this end, the relationship between a maximum value of di... | 02/25/2003 |
| 6523391 | Vertical height impact testing apparatus A vertical impact testing apparatus comprises a rigid frame, an anvil connected to the frame, a dart positioned above the anvil, and a dropped-weight mechanism slidably connected to the frame. The frame is comprised of a vertical column, a base, and a gui... | 02/25/2003 |
| 6523419 | Electrode tensile test method and apparatus, substrate/probe support device for electrode tensile test, and electrode-probe bonding device for electrode tensile test An electrode tensile test method and apparatus which can yield accurate data, and a substrate/probe support device for an electrode tensile test. For this purpose, the electrode tensile test method includes a heating step (S202) of heating the ambient tem... | 02/25/2003 |
| 6520028 | Gyroscopic mass flowmeter Apparatus for and a method of operating a mass flowmeter having a first embodiment that uses gyroscopic forces to determine material flow information for a material flow. The interior of the flow tube defines a helix element that imparts a rotation to the... | 02/18/2003 |
| 6520027 | Ultrasonic flowmeter for measuring the flow rate of a gas or liquid by using an ultrasonic sensor An ultrasonic flowmeter includes a fluid duct including therein first and second flow-paths separated by a partition and an ultrasonic sensor provided at one end of the fluid duct. A reflecting plate provided at the other end of the fluid duct reflects ul... | 02/18/2003 |
| 6520022 | Direct connect pressure tester arrangement In the representative embodiments described in the specification, a direct connect pressure tester arrangement has a saddle which is clamped to a pipe which may contain fluid under pressure and has a drill guide with an opening extending perpendicular to ... | 02/18/2003 |
| 6516508 | Magnetoelastic non-compliant torque sensor and method of producing same A low-hysteresis torque sensor and method for producing a low-hysteresis magnetoelastic element including thermally spraying a magnetoelastic material onto a metal substrate. During the spraying process, axial compressive pressure is applied to the substr... | 02/11/2003 |
| 6516652 | Design of viscoelastic coatings to reduce turbulent friction drag A method is provided to select appropriate material properties for turbulent friction drag reduction, given a specific body configuration and freestream velocity. The method is based on a mathematical description of the balance of energy at the interface ... | 02/11/2003 |
| 6516664 | Rain sensor mount for use in a vehicle A module assembly suitable for attachment to an inner surface of a vehicle windshield includes a housing and a rain sensor. The housing comprises a first side, which is configured to be generally adjacent the inner surface of the vehicle windshield when t... | 02/11/2003 |
| 6513379 | Infant drinking cup An infant drinking cup is described. The infant drinking cup is a first color when at room temperature. When the cup is filled with a cold beverage, the portion of the cup below the fill line changes to a second color. When handled by an infant, those are... | 02/04/2003 |
