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| Number | Title | Issue Date |
| D578788 | Chair | 10/21/2008 |
| 7439426 | Actuation system for keyboard pedal lyre The present invention provides an actuation system for the pedal system of a keyboard instrument. The system includes an actuator with block of ferromagnetic material having a bore, a coil disposed in the bore, and a piston surrounded by the coil, the piston is in m... | 10/21/2008 |
| 7292948 | Magnetic position and orientation measurement system with eddy current distortion compensation Techniques for removing distortion in an AC magnetic tracker identify a characteristic frequency in the distortion environment which is then utilized to extract distortion components from the tracker receiver signals so that the corrected position and orientation ca... | 11/06/2007 |
| D544229 | Chair | 06/12/2007 |
| D544228 | Chair | 06/12/2007 |
| D544227 | Chair | 06/12/2007 |
| 7218268 | Self-calibrating interferometric synthetic aperture radar altimeter A synthetic aperture radar system uses RF bandwidth and Doppler beam sharpening principles to develop fine altitude and along-track resolutions. To achieve accurate cross-track position measurements the system and method exploit a combination of modes based on a nov... | 05/15/2007 |
| 7215420 | Optical method and apparatus for determining status of agricultural products A spectroscopic method, preferably Raman scattering, is used to rapidly determine the general health or stress status of living plants and plant products, including agricultural crops, forests, and harvested fruits and vegetables. In the preferred embodiments, carot... | 05/08/2007 |
| 7213549 | Variable valve actuator Improved actuators and valve control systems, and methods for controlling actuators and/or engine valves, are disclosed. In addition to the inherent capability of timing control, the ability to provide continuous valve lift or stroke control greatly improves engine ... | 05/08/2007 |
| 7201774 | Artificial intervertebral disc replacements incorporating reinforced wall sections An Artificial Disc Replacement (ADR) includes a body and/or outer wall that is fortified, reinforced, stiffened or otherwise strengthened with a higher durometer, for example, where it rests against a weakened or deficient area of the annulus fibrosis (AF). The “l... | 04/10/2007 |
| 7201776 | Artificial intervertebral disc replacements with endplates An artificial disc replacement (ADR) includes a pair of opposing endplate components, each attached to one of the upper and lower vertebrae, a cushioning component disposed between the endplate components; and a filler material contained within the cushioning compon... | 04/10/2007 |
| 7196575 | Polyphase impedance transformation amplifier A method and apparatus for greatly increasing the output voltage or current transformation ratio in an impedance transformation amplifier are disclosed. Broadly, the method takes advantage of multiple, phase-synchronized impedance transformation stages, each of whic... | 03/27/2007 |
| 7194991 | Variable valve actuator Actuators, and corresponding methods and systems for controlling such actuators, provide independent lift and timing control with minimum energy consumption. In an exemplary embodiment, an actuation cylinder in a housing defines a longitudinal axis and having first ... | 03/27/2007 |
| 7190309 | Radio signal transmitter with multiple antennas for improved position detection A radio frequency (RF) signal transmission device (the “device”) is used as a tracked target in a position tracking system (the “system”). In the preferred embodiments, the device's position is determined by analyzing the time difference of arrival of the de... | 03/13/2007 |
| 7182770 | Needle positioning forceps A hand-held surgical instrument is well-suited to fluoroscopic x-ray imaging. In needle-positioning forceps, an instrument according to the invention preferably exhibits a length of 8 inches or greater, and is constructed substantially from a radiolucent material, t... | 02/27/2007 |
| D536548 | Chair | 02/13/2007 |
| 7172224 | Quick-release latch extender A latch extender with a quick-release mechanism for a vehicle of the type with a window having a U-shaped hasp that engages with a hasp-locking mechanism on the vehicle when the window is closed. The inventive device is configured to mount between the hasp and the l... | 02/06/2007 |
| 7156848 | Check reins for artificial disc replacements Check reins in the form of elongated members are used to limit the extreme range of motion which would otherwise be permitted by some ADR designs. The check reins serve two main purposes. First, they retain disc spacers, if present. Additionally, the wedge shape of ... | 01/02/2007 |
| 7158225 | Multi-channel, self-calibrating fiber-coupled raman spectrometers including diagnostic and safety features A multi-channel, reconfigurable fiber-coupled Raman instrument uses fiber optic switches for laser and calibration light routing to facilitate automated calibration, diagnosis and operational safety. The system allows wavelength axis calibration on all channels; las... | 01/02/2007 |
| 7156058 | Variable valve actuator Actuators, and corresponding methods and systems for controlling such actuators, provide independent lift and timing control with minimum energy consumption, while supplying sufficient supplemental energy to overcome friction. In an exemplary embodiment, an actuatio... | 01/02/2007 |
| 7157964 | Multi-output switching amplifier Apparatus and methods for driving multiple output stages with a single switching amplification modulator reduce system cost and complexity. The technique also addresses applications wherein one or more of several output stages of potentially differing output powers ... | 01/02/2007 |
| 7153273 | Blood-flow-occluding, temperature-sensing catheters and methods of use A catheter assembly for sensing the temperature of an arterial wall or other body lumen includes a blood-flow-occluding feature to increase the accuracy of the temperature measurements. In addition to the flow-occluding feature, the catheter includes a distal end wi... | 12/26/2006 |
| 7150117 | Back-lit stenciled post cover A post assembly with illuminated information includes a hollow tube extending upwardly from a ground surface, the tube having a sidewall with textual or graphical information cut therethrough. A lighting assembly is disposed within the hollow tube, and a transparent... | 12/19/2006 |
| 7151403 | Adaptive self-calibration method and apparatus Feedback for self-calibration of any parameter in an analog and/or digital system is described wherein a system quality factor can be represented by a voltage or current differential. The preferred embodiment is operative to alternately supply two or more optimally ... | 12/19/2006 |
| 7148963 | Large-collection-area optical probe A compact Raman/fluorescence probe is capable of collecting spectra from a relatively large spot size as compared to traditional confocal Raman probes. The inventive probe collects spectra from an area or 1 mm or greater, preferably 3–12 mm or more, compared to cu... | 12/12/2006 |
| 7142049 | Multi-reference switching amplifier modulation method and apparatus Centering pulses within the output sample period corrects for instantaneous phase errors in multi-reference switching amplifiers. In the preferred embodiment, the pulses are ordered by the relative magnitude of each switched reference. ... | 11/28/2006 |
| 7139633 | Method of fabricating composite tooling using closed-loop direct-metal deposition Manufacturing tools having a base and a working surface, such as trim steels, flange steels and die inserts, are formed by fabricating or casting a substrate out of a relatively ductile, low wear-resistant metal and forming the working surfaces such as cutting edges... | 11/21/2006 |
| 7138638 | Edge effects treatment for crystals A scintillator, for use in a radiation imaging device, has a light-emitting face, a radiation receiving face, and a perimeter extending between the light-emitting face and the radiation receiving face, the perimeter including an edge, the edge having an edge thickne... | 11/21/2006 |
| 7132886 | Detecting load current in multi-reference amplifiers A method and apparatus are disclosed for inferring amplifier load current from an internal control voltage governing a reference voltage in a multi-reference amplifier. Multi-reference amplifiers typically use internally-regulated references for application to the o... | 11/07/2006 |
| 7128745 | Joint replacement methods and apparatus Apparatus and surgical techniques provide alternative cutting fixtures and other features to improve bone resection accuracy and joint stability. According to one embodiment, stabilizers are removably attached to a cutting guide to temporarily lengthen the surface a... | 10/31/2006 |
| 7121946 | Real-time head tracking system for computer games and other applications A real-time computer vision system tracks the head of a computer user to implement real-time control of games or other applications. The imaging hardware includes a color camera, frame grabber, and processor. The software consists of the low-level image grabbing sof... | 10/17/2006 |
| 7118161 | Folding top for vehicle with rigid rear panel A retractable top system for a vehicle includes a front section, a middle section, and a rear section. Each of the sections has an inner surface that face the passenger compartment of the vehicle when the top is in the extended position, and an opposed outer surface... | 10/10/2006 |
| 7118627 | Synthesis of colloidal PbS nanocrystals with size tunable NIR emission The present invention discloses a method for synthesis of narrowly dipsersed colloidal PbS nanocrystals that offer size-tunable near-infrared emission. The stability and processibility of these near-infrared emitting quantum dots makes them ideal materials for devic... | 10/10/2006 |
| 7117192 | Text and imagery spatial correlator A text and imagery spatial correlator automatically relates the geographic locations where events referenced in text occur to those same geographic locations appearing in imagery. In the preferred embodiment, the system deploys adaptable, context-sensitive agents fo... | 10/03/2006 |
| D528813 | Chair | 09/26/2006 |
| 7105825 | Single photon emission computed tomography system A single photon emission computed tomography system includes a base for supporting a patient and a detector assembly adjacent the field of view. The detector assembly detects photon strikes from the field of view. A photon-blocking member is disposed between the fie... | 09/12/2006 |
| 7105769 | Method of specifying and designing welding guns A method of specifying components in order to design and evaluate a weld gun configuration. A visual representation of the type of welding gun to be designed is provided along with a plurality of menus with user selectable options, such as dimensional specifications... | 09/12/2006 |
| 7106171 | Keyless command system for vehicles and other applications A wireless remote-control transmitter includes means for entering an identification code so that only an authorized operator can use the device. Use as a keyless entry system provides the owner of a wireless receiver with an additional keypad-operated transmitter wh... | 09/12/2006 |
| 7095160 | Piezoelectric motor and method of exciting an ultrasonic traveling wave to drive the motor A rotary ultrasonic piezoelectric motor is provided and a method of exciting a flexure traveling wave to drive the motor. The motor includes a stator having a piezoelectric ceramic disc polarized in the radial direction and bounded by a top electrode and a segmented... | 08/22/2006 |
| 7073752 | Automatic reserve or primary parachute activation device An electronic automatic reserve or primary parachute activation device incorporates partial or complete capture of freefaller or tethered parachute jumper kinematics to rapidly and reliable determine when to automatically activate deployment of the primary or reserv... | 07/11/2006 |
