Patents by Inventor Peter Stephan
Peter Stephan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10983064Abstract: The invention concerns a method and an apparatus for determining the concentration of an analyte in a body fluid, where the following measures are proposed: providing a layered test element (12) including an enzyme-based chemistry layer which is responsive to the analyte by a color change, applying a sample of the body fluid onto the test element (12), detecting by means of a photometric reflectance measuring device (16) a reflectance value of the test element (12), correcting the measured reflectance value by a predetermined offset value attributed to the test element (12), determining a concentration value of the analyte using the offset-corrected reflectance value.Type: GrantFiled: November 21, 2016Date of Patent: April 20, 2021Assignee: Roche Diabetes Care, Inc.Inventors: Alexander Ibach, Christian Ringemann, Peter Stephan
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Patent number: 10514344Abstract: Methods are provided for producing disposable diagnostic test elements and monitoring a property thereof, where such methods include detecting X-ray fluorescent (XRF) signals of one or more metallic components in a composite of first and second layers applied to a substrate using XRF spectrometry, determining a quantity value for each metallic component in a measured area from the XRF signals, and then calculating an areal coating quantity of the first and the second layers using the quantity values of the metallic components. Additionally or alternatively, the methods can include determining a batch specific code from the XRF signals that can be used when performing a test with a test element. Further provided are systems for monitoring a property of disposable test elements.Type: GrantFiled: September 13, 2016Date of Patent: December 24, 2019Assignee: Roche Diabetes Care, Inc.Inventors: Peter Stephan, Herbert Fink, Stefan Niedermaier
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Publication number: 20180328854Abstract: The invention concerns a method and an apparatus for determining the concentration of an analyte in a body fluid, where the following measures are proposed: providing a layered test element (12) including an enzyme-based chemistry layer which is responsive to the analyte by a color change, applying a sample of the body fluid onto the test element (12), detecting by means of a photometric reflectance measuring device (16) a reflectance value of the test element (12), correcting the measured reflectance value by a predetermined offset value attributed to the test element (12), determining a concentration value of the analyte using the offset-corrected reflectance value.Type: ApplicationFiled: November 21, 2016Publication date: November 15, 2018Inventors: Alexander Ibach, Christian Ringemann, Peter Stephan
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Publication number: 20160377560Abstract: Methods are provided for producing disposable diagnostic test elements and monitoring a property thereof, where such methods include detecting X-ray fluorescent (XRF) signals of one or more metallic components in a composite of first and second layers applied to a substrate using XRF spectrometry, determining a quantity value for each metallic component in a measured area from the XRF signals, and then calculating an areal coating quantity of the first and the second layers using the quantity values of the metallic components. Additionally or alternatively, the methods can include determining a batch specific code from the XRF signals that can be used when performing a test with a test element. Further provided are systems for monitoring a property of disposable test elements.Type: ApplicationFiled: September 13, 2016Publication date: December 29, 2016Inventors: Peter Stephan, Herbert Fink, Stefan Niedermaier
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Patent number: 8461826Abstract: A device (10) for the detection of quadrature signals of a signal unit (11; 21) has a common power supply line (VBATT_A & B) and a common ground wire (GND), and emits at least two out-of-phase square wave signals (IA, IB; IS, ID) during operation for analyzing the same in an analysis unit (16), wherein both out-of-phase square wave signals (IA, IB; IS, ID) are applied to the common power supply line (VBATT_A & B) at different amplitudes, wherein the two out-of-phase square wave signals (IA, IB; IS, ID) are modulated onto the supply current (I0)), and wherein the analysis unit (16) is or can be connected to the power supply line.Type: GrantFiled: June 23, 2008Date of Patent: June 11, 2013Assignee: Continental Automotive GmbHInventors: Andreas Egger, Wolfgang Köllner, Peter Stephan Mulacz, Caroline Renault
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Patent number: 8412403Abstract: In a method and a device for increasing the precision of the position determination of a motor-driven closure element of a vehicle, the data corresponding to a force-displacement reference curve and the data corresponding to a force-displacement actual value curve are used, a correlation function is calculated, the maximum thereof is found, and the counter status of a position counter is corrected by using the position offset associated with the determined maximum.Type: GrantFiled: September 1, 2008Date of Patent: April 2, 2013Assignee: Continental Automotive GmbHInventors: Wolfgang Köllner, Roman Morawek, Peter Stephan Mulacz
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Patent number: 8370029Abstract: For the purpose of detecting a jam during the adjustment of a component of a motor vehicle using an adjustment drive, wherein measured values related to the adjustment force (F) are compared to a threshold value (FREF) and when the threshold value is reached, the adjusting movement is slowed or stopped, and optionally reversed, it is proposed that the component speed or a parameter correlated therewith is detected and the threshold value (FREF) modified accordingly.Type: GrantFiled: June 24, 2008Date of Patent: February 5, 2013Assignee: Continental Automotive GmbHInventors: Andreas Egger, Roman Morawek, Peter Stephan Mulacz
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Patent number: 8314575Abstract: In order to determine a drive force (FAct) produced by an electric motor, the motor current (Ia) supplied to the electric motor (10) from a power supply source (32) is measured and a force is calculated from this; in addition, the motor voltage (UBat) applied to the electric motor (10) is measured, and drive force fluctuations which result from voltage fluctuations that occur during operation of the power supply source are compensated for, with at least one compensation force component being determined which is based on the measured motor voltage (UBat), including voltage fluctuations.Type: GrantFiled: December 4, 2007Date of Patent: November 20, 2012Assignee: Continental Automotive GmbHInventors: Wolfgang Köllner, Roman Morawek, Martin Meissl, Peter Stephan Mulacz
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Patent number: 8114623Abstract: The invention relates to a method and a device for determining the glucose concentration in tissue fluid whereby test values for glucose and for an endogenous reference substance are detected in a sample liquid obtained by microdialysis, microperfusion or ultrafiltration, and the glucose value is corrected in accordance with the test value for the reference substance. The recovery rate for glucose is determined from a non-linear relationship with the recovery rate for the ionic reference substance, and the test value for glucose is corrected therewith. In addition, the concentration of lactate and/or pyruvate is used as a further reference substance in the sample liquid to make further corrections.Type: GrantFiled: November 7, 2007Date of Patent: February 14, 2012Assignee: Roche Diagnostics Operations, Inc.Inventors: Ortrud Quarder, Stefano Ferrari, Peter Stephan
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Publication number: 20100211273Abstract: In a method and a device for increasing the precision of the position determination of a motor-driven closure element of a vehicle, the data corresponding to a force-displacement reference curve and the data corresponding to a force-displacement actual value curve are used, a correlation function is calculated, the maximum thereof is found, and the counter status of a position counter is corrected by using the position offset associated with the determined maximum.Type: ApplicationFiled: September 1, 2008Publication date: August 19, 2010Inventors: Wolfgang Köllner, Roman Morawek, Peter Stephan Mulacz
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Publication number: 20100201350Abstract: A device (10) for the detection of quadrature signals of a signal unit (11; 21) has a common power supply line (VBATT_ A & B) and a common ground wire (GND), and emits at least two out-of-phase square wave signals (IA, IB; IS, ID) during operation for analyzing the same in an analysis unit (16), wherein both out-of-phase square wave signals (IA, IB; IS, ID) are applied to the common power supply line (VBATT _A & B) at different amplitudes, wherein the two out-of-phase square wave signals (IA, IB; IS, ID) are modulated onto the supply current (I0)), and wherein the analysis unit (16) is or can be connected to the power supply line.Type: ApplicationFiled: June 23, 2008Publication date: August 12, 2010Inventors: Andreas Egger, Wolfgang Köllner, Peter Stephan Mulacz, Caroline Renault
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Publication number: 20100179733Abstract: For the purpose of detecting a jam during the adjustment of a component of a motor vehicle using an adjustment drive, wherein measured values related to the adjustment force (F) are compared to a threshold value (FREF) and when the threshold value is reached, the adjusting movement is slowed or stopped, and optionally reversed, it is proposed that the component speed or a parameter correlated therewith is detected and the threshold value (FREF) modified accordingly.Type: ApplicationFiled: June 24, 2008Publication date: July 15, 2010Applicant: CONTINENTAL AUTOMOTIVE GMBHInventors: Andreas Egger, Roman Morawek, Peter Stephan Mulacz
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Patent number: 7695677Abstract: Glucose analysis instrument for diabetics, comprising a measuring device for determining glucose concentration values, a displaying device for displaying glucose concentration values, a signaling device for generating a reminder signal, and a control and evaluation device that comprises a processor and a data memory and is used to determine reminder times at which the signaling device is actuated. Event data are stored in the data memory, the event data containing information on events occurring in the life of a user of the glucose analysis instrument and on the time of occurrence of such events. The reminder times are determined by means of a reminder time determination algorithm taking into consideration event data from at least one previous day.Type: GrantFiled: June 19, 2006Date of Patent: April 13, 2010Assignee: Roche Diagnostics Operations, Inc.Inventors: Karl Werner, Peter Stephan, Robert Lorenz
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Publication number: 20100026224Abstract: In order to determine a drive force (FAct) produced by an electric motor, the motor current (Ia) supplied to the electric motor (10) from a power supply source (32) is measured and a force is calculated from this; in addition, the motor voltage (UBat) applied to the electric motor (10) is measured, and drive force fluctuations which result from voltage fluctuations that occur during operation of the power supply source are compensated for, with at least one compensation force component being determined which is based on the measured motor voltage (UBat), including voltage fluctuations.Type: ApplicationFiled: December 4, 2007Publication date: February 4, 2010Inventors: Wolfgang Köllner, Roman Morawek, Martin Meissl, Peter Stephan Mulacz
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Publication number: 20080153118Abstract: The invention relates to a method and a device for determining the glucose concentration in tissue fluid whereby test values for glucose and for an endogenous reference substance are detected in a sample liquid obtained by microdialysis, microperfusion or ultrafiltration, and the glucose value is corrected in accordance with the test value for the reference substance. The recovery rate for glucose is determined from a non-linear relationship with the recovery rate for the ionic reference substance, and the test value for glucose is corrected therewith. In addition, the concentration of lactate and/or pyruvate is used as a further reference substance in the sample liquid to make further corrections.Type: ApplicationFiled: November 7, 2007Publication date: June 26, 2008Applicant: ROCHE DIAGNOSTICS OPERATIONS, INC.Inventors: Ortrud Quarder, Stefano Ferrari, Peter Stephan
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Publication number: 20060286620Abstract: Glucose analysis instrument for diabetics, comprising a measuring device for determining glucose concentration values, a displaying device for displaying glucose concentration values, a signaling device for generating a reminder signal, and a control and evaluation device that comprises a processor and a data memory and is used to determine reminder times at which the signaling device is actuated. Event data are stored in the data memory, the event data containing information on events occurring in the life of a user of the glucose analysis instrument and on the time of occurrence of such events. The reminder times are determined by means of a reminder time determination algorithm taking into consideration event data from at least one previous day.Type: ApplicationFiled: June 19, 2006Publication date: December 21, 2006Inventors: Karl Werner, Peter Stephan, Robert Lorenz
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Patent number: 6787525Abstract: The invention relates to glyceryl nucleotides of the formula Ia in which a) one of the radicals A1, A2 and A3 is a hydrogen atom or a radical selected from hydroxyl, mercapto, alkyl, alkenyl, polyoxyalkenyl, aryl, acyl, alkyloxy, alkenyloxy, polyoxyalkenyloxy, acyloxy, aryloxy, alkylthio, alkenylthio, acylthio and arylthio, where the alkyl, alkenyl and acyl radicals are optionally substituted by from 1 to 3 aryl radicals; and b1) two of the remaining radicals A1, A2 and A3 are two nucleoside groups which are different from each other; or b2) one of the remaining radicals A1, A2 and A3 is a nucleoside group and the other of the remaining radicals is a hydroxycarbonyl group, where at least one of the nucleoside groups is not a naturally occurring nucleoside group; to processes for preparing these compounds, to pharmaceutical remedies which comprise these compounds, and to the use of these compounds for treating cancer diseases and infectious diseases.Type: GrantFiled: September 12, 2001Date of Patent: September 7, 2004Inventors: Herbert Schott, Peter Stephan Ludwig
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Patent number: 5524839Abstract: An impact roll crusher for grinding up material, for example in mineral mining, employs a roll equipped with impact heads which co-operates with part of a conveyor transporting the material. The roll is rotatably mounted in a housing and a hood is connected to the housing to deflect and discharge the crushed material. The crusher roll is driven by a belt coupled to pulleys on the roll and on a drive motor shaft. The drive motor is supported by a bracket pivotably mounted on an inclined baffle wall of the hood. The roll drive adopts a position below the upper surface of the crusher housing. A tensioning device operable to adjust the tension in the drive belt is coupled to the bracket and adjusts the pivotable movement of the bracket.Type: GrantFiled: July 27, 1994Date of Patent: June 11, 1996Assignee: Westfalia Becorit Industrietechnik GmbHInventors: Jorge Schade, Peter Stephan, Klaus Schaffer
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Patent number: 5018919Abstract: In rock or roof bolts, in particular combined rigid profile and stretch or strain roof bolts, the bolt bar, except for the bar tip is surrounding by a sheathing tube and the end thereof projecting out of the drillhole mouth is made tensionable with respect to the rock by means of an anchor plate and a screw means. To ensure the immediate loadbearing capability of such a roof or rock bolt, in particular in the filling mortar method, at least one portion (5) of the sheathing tube (3) is provided as expansion element with cutouts (7) distributed into slots (8) and the bolt tip (2) is formed as abutment.Type: GrantFiled: March 12, 1990Date of Patent: May 28, 1991Assignee: Bergwerksverband GmbHInventor: Peter Stephan
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Patent number: 4881691Abstract: A transfer station which includes an elongated main frame, a conveyor movably mounted in the elongated main frame; a feeder box comprising opposite feed devices connected to opposite sides of the elongated main frame, each feeder device including a box compartment which can be tilted to discharge debris deposited therein onto the moving conveyor; a crusher mechanism for crushing debris carried thereto by the moving conveyor; a discharge chute for discharging the crushed debris into a hauling device; and lifting devices attached to the elongated main frame to lower it onto the ground and place the transfer station in a lowered, operational mode, or raise it above the ground and place the transfer station in an elevated transport mode. Once the transfer station is in its elevated, transport mode a caterpillar tractor can be positioned under the elongated main frame to transport the transfer station to another processing location.Type: GrantFiled: October 22, 1987Date of Patent: November 21, 1989Assignee: Klockner-Becorit GmbHInventors: Michael Oldengott, Jorg Schade, Peter Stephan