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Joyce, MI

Joel Joyce, Ann Arbor, MI US

Patent application numberDescriptionPublished
20080288227Algorithms to predict clinical response, adherence, and shunting with thiopuriness - A method of using a variable set from complete blood counts and blood chemistry panels to generate a machine learned algorithm for determining the effectiveness of thiopurine treatment on inflammatory bowel disease (IBD) patients using CART, boosted trees, random forest classification, RuleFit and/or logistic regression analysis.11-20-2008

John Joyce, West Bloomfield, MI US

Patent application numberDescriptionPublished
20080246333Combination Secondary Master Cylinder and Brake Pedal Compliance Device for Automotive Braking System - A combination secondary master cylinder and brake pedal compliance device for an automotive braking system includes a cylinder having a signal chamber, a working chamber, and a compliance chamber. Elastic devices mounted within the working chamber and compliance chamber allow the apparent compliance of the friction braking system attached to the combination device to remain at a relatively constant value notwithstanding the presence of varying amounts of powertrain braking.10-09-2008

John P. Joyce, West Bloomfield, MI US

Patent application numberDescriptionPublished
20110025120BRAKE SYSTEM FOR AUTOMOTIVE VEHICLE - A brake system for an automotive vehicle includes a controller for operating friction and powertrain braking subsystems so that hydraulic pressure to the friction brakes is minimized during powertrain braking, while at the same time emulating the driver-interface operating characteristics of a pure friction-braking system during all operating conditions.02-03-2011

John Patrick Joyce, Livonia, MI US

Patent application numberDescriptionPublished
20100314911Vehicle Roof Reinforcement Feature - A vehicle body structure comprises body side panels each comprising a roof mounting surface, a roof panel having opposing sides, and a brazed joint attaching the roof panel to the body side panels along a line of contact. The roof panel comprises a raised bead portion on each side of a central portion, character lines having sloped surfaces extending downward from each raised bead portion to the central portion, and a side mounting flange at each side of the roof panel that curls under the raised bead portions. Each side mounting flange has a line of contact with a corresponding roof mounting surface.12-16-2010

John Patrick Joyce, West Bloomfield, MI US

Patent application numberDescriptionPublished
20090108672COMBINATION REGENERATIVE AND FRICTION BRAKING SYSTEM FOR AUTOMOTIVE VEHICLE - A combination regenerative and friction braking system for an automotive vehicle includes an active booster master cylinder and a number of wheel cylinders connected to the master cylinder. A brake control unit is connected with brake pipes extending from the master cylinder to the wheel cylinders. At least one pressure reducing valve is positioned in one of the brake pipes so as to allow the active booster master cylinder to actuate selective ones of the wheel cylinders during regenerative braking without activating wheel cylinders servicing wheels which are being braked regeneratively.04-30-2009
20090306851MINIMIZING WHEEL SPEED AND ACCELERATION ERRORS - A method for compensating for wheel speed and acceleration calculation errors comprising the steps of collecting a wheel speed signal, creating at least one compensation factor for the wheel speed signal, correlating each compensation factor with a rotational position of the wheel, modifying each compensation factor individually based on variations in calculations made from the information collected according to the rotational position of the wheel, and calculating wheel speed and acceleration using the at least one compensation factor applied according to the rotational position of the wheel from which the wheel speed signal is collected.12-10-2009
20090306872METHOD FOR COMPENSATING FOR NORMAL FORCES IN ANTILOCK CONTROL - A method for controlling an antilock brake system on a vehicle, the method comprising calculating a prediction of tire normal forces and modifying a brake torque applied to a brake based on the predicted tire normal forces. The prediction of tire normal forces may be calculated using predicted longitudinal forces or estimates of longitudinal forces that are obtained by predicting a master-cylinder pressure.12-10-2009
20100017088PRESSURE, TIRE FORCE AND FRICTION ESTIMATION DURING ANTILOCK CONTROL - A method for estimating a brake pressure, a longitudinal tire force and a tire-road μ during periods of antilock control that measures deceleration of a wheel during a period of constant brake pressure, reduces a brake pressure to cause slip on the wheel to begin reducing, measures reacceleration of the wheel after a point in time in which the change in brake pressure is completed, calculates a change in acceleration based on the measured reacceleration and the measured deceleration, estimates a change in brake pressure from a proportional relationship between the change in acceleration and a brake pressure value, estimates a brake pressure from the relationship between a time for valve activation during a change in acceleration and the change in brake pressure. The method also estimates a longitudinal tire force from a mathematical relationship between the change in acceleration, a tire radius, and the estimated brake pressure. The method also estimates tire-road μ by dividing a normal tire force by the estimated longitudinal tire force.01-21-2010
20100207447TRACTION CONTROL METHOD - A traction control method is provided for dynamically maintaining safe driving traction between a tire (08-19-2010
20100281975Rotational Speed Sensor Assembly - A sensed element is disclosed for incorporation into an apparatus that includes a rotatable shaft. The sensed element includes at least one sensor-detectible feature detectible by a sensing device for use in measuring a rotational speed of the shaft, a base portion coupled to the shaft so as to rotate with the shaft, and a projection extending from the base portion. The projection is engageable with a portion of the apparatus to limit movement of the sensed element along the shaft. The projection may also aid in positioning the sensed element within the apparatus during installation and removal of the sensed element.11-11-2010

Patent applications by John Patrick Joyce, West Bloomfield, MI US

Margaret Joyce, Kalamazoo, MI US

Patent application numberDescriptionPublished
20100231672Method of improving the electrical conductivity of a conductive ink trace pattern and system therefor - A method and system for improving the electrical conductivity of a conductive ink trace pattern provided on a substrate involves the printing of a conductive ink on a substrate to form a trace pattern thereon, fixing the trace pattern to the substrate and performing calendering on the substrate having the trace pattern fixed thereto.09-16-2010

Robert C. Joyce, Lambertville, MI US

Patent application numberDescriptionPublished
20090182071Wood composite alloy composition having a compatibilizer that improves the ability to process and compress cellulosic fiber - A crystalline polyamide 6 in a compounding extrusion process to make wood flour-polyolefin composite. The wood plastic composite pellet and can be post-blended with reinforced polyolefin pellets in an injection molding step to produce hybrid fibrous composites. The resulting compatibilization in the hybrid fibrous composites gives molded parts having enhanced mechanical properties at greatly reduced temperatures. There is wide variety of molded parts that can be made by varying the blend ratio of the wood plastic compounded product with or without and glass fiber reinforced pellets in the injection molding step.07-16-2009
20090321981CELLULOSIC INCLUSION THERMOPLASTIC COMPOSITION AND MOLDING THEREOF - A cellulosic inclusion-thermoplastic composition that includes cellulosic inclusions and a thermoplastic polyolefin that forms a matrix in which the cellulosic inclusions are dispersed. A maleated polymer and a polar thermoplastic polymer resin of a polyamide or polyester are provided to improve adhesion between the cellulosic inclusions and the thermoplastic polyolefin. The polar thermoplastic polymer resin is characterized by a melting temperature greater than that of the thermoplastic polyolefin. The composition as provided has increased break tensile strength relative to a composition devoid of the polar thermoplastic polymer resin but otherwise is unchanged. The break tensile is measured at 23° Celsius and at an elongation rate of 50 millimeters per minute.12-31-2009