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Litchfield

Derek Litchfield, Macomb, IL US

Patent application numberDescriptionPublished
20080314301Fertilizer Coulter With Self Sealing Knife - A soil treatment dispensing assembly that is provided with a frame and a coulter wheel coupled to the frame that is adapted to engage the soil to form a trench. The soil treatment dispensing assembly is also provided with a support arm having a leading edge adapted to engage the soil. The support arm includes a tubular applicator that is coupled to the lower portion of the support arm. The applicator includes a tapered forward region, a dispensing opening and an internal cavity formed in the applicator. The soil treatment dispensing assembly also includes an application conduit arranged to terminate within the internal cavity of the applicator. The application conduit is connectable to a source of treating product, such as fertilizer, and communicates the treating product directly into the internal cavity of the applicator. Treating product within the internal cavity exits the opening formed in the applicator to treat the soil.12-25-2008

Jim Litchfield, Singapore SG

Patent application numberDescriptionPublished
20100317936DISPOSABLE COMPONENTS FOR REUSABLE PHYSIOLOGICAL SENSOR - A sensor cartridge according to embodiments of the disclosure is capable of being used with a non-invasive physiological sensor. Certain embodiments of the sensor cartridge protect the sensor from damage, such as damage due to repeated use, reduce the need for sensor sanitization, or both. Further, embodiments of the sensor cartridge are positionable on the user before insertion in the sensor and allow for improved alignment of the treatment site with the sensor. In addition, the sensor cartridge of certain embodiments of the disclosure can be configured to allow a single sensor to comfortably accommodate treatment sites of various sizes such as for both adult and pediatric applications.12-16-2010

Michael Litchfield, Winchester, MA US

Patent application numberDescriptionPublished
20090285353Array CT - Embodiments of an Array CT scanning system for x-ray scanning objects (e.g., scanning airline baggage, packages, and cargo) can include a conveyor configured to transport baggage through a tunnel, a bottom mounted x-ray source configured to provide five fan beams through the tunnel, a side mounted x-ray source disposed at a height higher than the conveyor and configured to provide a fan beam through the tunnel, and a plurality of detectors disposed across the arcs of each of the fan beams. An image processing system can be configured to provide 3D type images of a scanned bag as a function of the information received from the detectors. The images can be derived through interpolation of the scan data. An operator can manipulate the image data and partially rotate the bag to discern objects located within. A side tray is provided to allow an operator to remove a suspect bag from an operational flow of bags. Image information can be stored for subsequent review. Multiple scanners can be networked together such that image and passenger information can be transferred to other workstations.11-19-2009

Paul Litchfield, Canton, MA US

Patent application numberDescriptionPublished
20080250668Smooth Shoe Uppers and Methods for Producing Them - Shoe uppers having smooth seams and methods for producing them are disclosed. In one embodiment the upper uses thermoplastic seam tape which forms bonds between contiguous upper sections after being subjected to heat and/or pressure. In another embodiment, different parts of the shoe can be joined using hidden seams. Close seams can also be covered with a transfer material adapted to give the interior and/or exterior of the upper a smooth surface. In yet another embodiment, a method is disclosed which allows three-dimensional upper sections to be bonded on a last using thermoplastic seam tape.10-16-2008
20080250673Lightweight Sole for Article of Footwear - A sole for an article of footwear comprising a midsole having a plurality of polygonal-shaped openings, or cavities, therein. In alternative embodiments, the sole includes reinforcement elements such as a plate disposed along at least a portion of one of the surfaces of the midsole. The plate includes at least one polygonal-shaped extension adapted to fit within at least a portion of at least one of the polygonal-shaped openings within the midsole. Additionally, a polyurethane film is disposed on at least a portion of the bottom surface of the midsole. The shoe also includes an outsole disposed on at least a portion of a bottom surface of the polyurethane film, wherein the outsole comprises a plurality of polygonal-shaped openings aligned with the polygonal-shaped openings of the midsole.10-16-2008

Paul E. Litchfield, Westborough, MA US

Patent application numberDescriptionPublished
20090165333Support and Cushioning System for an Article of Footwear - A cushioning member for an article of footwear. The cushioning member is a flexible bladder having a fluidly interconnected heel chamber and forefoot chamber. The bladder is disposed above the sole and beneath the wearer's foot to provided added cushioning to the wearer. The bladder contains air at slightly above ambient pressure and can be formed by thermoforming or by welding two sheets of resilient, flexible material together. A connecting passage fluidly connects the heel chamber and the forefoot chamber. The connecting passage is narrow to control the flow of air between the two chambers.07-02-2009

Patent applications by Paul E. Litchfield, Westborough, MA US

Thomas S. Litchfield, Brentwood, CA US

Patent application numberDescriptionPublished
20090171914Systems and methods for aiding location of video files over a network - Systems and methods according to the present invention provide improved location of files over a network. More specifically, according to the present invention, a method of indexing digital video files on a content management system running on a web server includes associating a descriptive domain name with a dedicated node on the system, on which a single video is provided. Thus, each video is provided with a dedicated webpage, on which associated items, such as community feedback and attributes, may be displayed.07-02-2009