Patents by Inventor Klaus Marquardt
Klaus Marquardt 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: 11558261Abstract: A network device (100) detects a network problem in a medical system (105). A reception module (110) receives current medical system process data. A monitoring module (120) detects predefined events (124) based on the process data and triggers a detection signal (132) output in the presence of a predefined event. A sending module (130) sends the detection signal to a predefined device address (134) via a network (140). The predefined events include: a predefined plurality of unsuccessful password entry attempts within a predefined first time period; an unsuccessful encryption within an encryption protocol framework; a predefined plurality of outputs via the network triggered via the network within a predefined second time period; an output of a signal, which is to be carried out, has been unsuccessful; and a predefined number of messages have been received within the framework of a service discovery within a predefined third time period.Type: GrantFiled: July 7, 2021Date of Patent: January 17, 2023Assignee: Drägerwerk AG & Co. KGaAInventors: Klaus Marquardt, Hannes Molsen, Harald Schurack
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Publication number: 20220013225Abstract: A control system (100) for a device (105) for making possible a process control for a process carried out on the device, with a reception module (110) and with a processing module (120). The reception module is configured to receive process information (112). The process information pertains to currently carried out process steps (114) of the process. The processing module is configured to assign a sequence number (122) to the received process information and to generate a visible protocol signature (128) based on the sequence number, of the process information, of time information (124) and a secret system code (126) and to assign it to the process information, and to output the process information with the assigned visible protocol signature. The secret system code is stored n this case exclusively in an internal memory (125) of the control system.Type: ApplicationFiled: July 7, 2021Publication date: January 13, 2022Inventors: Klaus MARQUARDT, Thomas MOND, Hannes MOLSEN
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Publication number: 20220014440Abstract: A network device (100) detects a network problem in a medical system (105). A reception module (110) receives current medical system process data. A monitoring module (120) detects predefined events (124) based on the process data and triggers a detection signal (132) output in the presence of a predefined event. A sending module (130) sends the detection signal to a predefined device address (134) via a network (140). The predefined events include: a predefined plurality of unsuccessful password entry attempts within a predefined first time period; an unsuccessful encryption within an encryption protocol framework; a predefined plurality of outputs via the network triggered via the network within a predefined second time period; an output of a signal, which is to be carried out, has been unsuccessful; and a predefined number of messages have been received within the framework of a service discovery within a predefined third time period.Type: ApplicationFiled: July 7, 2021Publication date: January 13, 2022Inventors: Klaus MARQUARDT, Hannes MOLSEN, Harald SCHURACK
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Patent number: 8752019Abstract: A testing system, a testing process, a medical device, e.g., an anesthesia device (G), and a computer program product are provided for testing installed program versions for acceptability. The anesthesia device (G) comprises a plurality of electronic components (K), which are operated and/or controlled with a program, which may have various versions. A release function (50) is activated for releasing the anesthesia device (G) or for putting same into operation only if a consistent set of acceptable program versions can be detected, and the anesthesia device (G) is otherwise blocked.Type: GrantFiled: August 2, 2012Date of Patent: June 10, 2014Assignee: Dräger Medical GmbHInventors: Klaus Marquardt, Jens Fritz Köhne
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Publication number: 20130191032Abstract: A testing system, a testing process, a medical device, e.g., an anesthesia device (G), and a computer program product are provided for testing installed program versions for acceptability. The anesthesia device (G) comprises a plurality of electronic components (K), which are operated and/or controlled with a program, which may have various versions. A release function (50) is activated for releasing the anesthesia device (G) or for putting same into operation only if a consistent set of acceptable program versions can be detected, and the anesthesia device (G) is otherwise blocked.Type: ApplicationFiled: August 2, 2012Publication date: July 25, 2013Applicant: Drager Medical GmbHInventors: Klaus MARQUARDT, Jens Fritz KÕHNE
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Patent number: 8103595Abstract: A licensing system is provided for transferring license information for at least one license-requiring software component of software-controlled devices. The licensing system comprises a first, portable license data storage medium (3), which is provided with a processor unit (8) and on which at least one license information for the at least one license-requiring software component is stored in a memory unit (9). A second, exchangeable license data storage medium (4; 4.1, 4.2) is provided with a processor unit (10; 10.1, 10.2). A data transfer channel (5) is provided for transferring data between the first license data storage medium (3) and the second license data storage medium (4; 4.1, 4.2). A license detection device (6) is provided which can poll the at least one license information of the first license data storage medium (3) and transfer same to the second license data storage medium (4; 4.1, 4.2) via the data transfer channel (5).Type: GrantFiled: November 20, 2007Date of Patent: January 24, 2012Assignee: Dräger Medical GmbHInventors: Martin Lehmann, Klaus Marquardt
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Publication number: 20080133418Abstract: A licensing system is provided for transferring license information for at least one license-requiring software component of software-controlled devices. The licensing system comprises a first, portable license data storage medium (3), which is provided with a processor unit (8) and on which at least one license information for the at least one license-requiring software component is stored in a memory unit (9). A second, exchangeable license data storage medium (4; 4.1, 4.2) is provided with a processor unit (10; 10.1, 10.2). A data transfer channel (5) is provided for transferring data between the first license data storage medium (3) and the second license data storage medium (4; 4.1, 4.2). A license detection device (6) is provided which can poll the at least one license information of the first license data storage medium (3) and transfer same to the second license data storage medium (4; 4.1, 4.2) via the data transfer channel (5).Type: ApplicationFiled: November 20, 2007Publication date: June 5, 2008Applicant: DRÄGER MEDICAL AG & CO. KGInventors: Martin LEHMANN, Klaus MARQUARDT
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Patent number: 6998078Abstract: The invention relates to a process for producing wood fiberboard by pressing wood fibers which have been treated with binder, in which the wood fibers are boiled and milled at elevated temperature under steam pressure in a refiner unit, subsequently are transferred to a blow-line, then dried and finally pressed under pressure and, if desired, at elevated temperature to produce boards, wherein the treatment with binder is carried out using a multi-component binder, preferably with one component A) containing functional groups which are nonreactive at elevated temperature and a second component B) containing functional groups which are reactive at elevated temperature the component A) being added in the refiner unit at a temperature of from 120° C. to 200° C. prior to the milling step, during the milling step, or shortly after the milling step in the front section of the blow-line and component B) being added at a lower temperature of not more than 150° C.Type: GrantFiled: October 31, 2001Date of Patent: February 14, 2006Assignee: Wacker Polymer Systems GmbH & Co. KGInventors: Konrad Alfons Wierer, Abdulmajid Hashemzadeh, Klaus Marquardt
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Publication number: 20050143632Abstract: A processing device and display system provides different functions used in delivering healthcare to a patient. A plurality of different individual modules includes at least one of: (a) a patient monitoring module for acquiring and processing signals derived from sensors suitable for attachment to a patient; and (b) a patient treatment module for providing treatment to a patient. A central processor exchanges data with the plurality of modules and processes signals derived from at least one of the plurality of different modules. A display generator initiates generation of data representing at least one user interface image including processed signal information of at least one of the plurality of different modules.Type: ApplicationFiled: October 27, 2004Publication date: June 30, 2005Inventors: Joseph Elaz, Wolfgang Scholz, Samuel Cavallaro, Christoph Landowski, Klaus Marquardt, Christian Duppe
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Patent number: 6599455Abstract: Wood particleboard is produced by a process wherein wood particles, optionally comminuted, are treated with a crosslinkable thermoplastic binder comprising A), a copolymer of one or more comonomer units selected from vinyl esters of optionally branched C1-18 alkylcarboxylic acids (meth)acrylic esters of optionally branched C1-15 alcohols, dienes, olefins, vinylaromatics and vinyl halides, and from 0.1 to 50% by weight, of one or more units comprising carboxyl, hydroxy or NH groups, and B), a compound having at least two reactive groups which can react with carboxyl, hydroxy or NH groups, and selected from epoxy, N-methylol, isocyanate and ethylene carbonate groups.Type: GrantFiled: October 31, 2001Date of Patent: July 29, 2003Assignee: Wacker Polymer Systems GmbH & Co. KGInventors: Konrad Alfons Wierer, Abdulmajid Hashemzadeh, Klaus Marquardt
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Patent number: 6531538Abstract: The invention relates to a fast-drying rendering and coating composition comprising a binder in the form of an aqueous polymer dispersion or of a water-redispersible polymer powder, and also an organic precipitant, if desired in combination with an inorganic precipitant.Type: GrantFiled: March 6, 2000Date of Patent: March 11, 2003Assignee: Wacker-Chemie GmbHInventors: Hans-Peter Weitzel, Harald Zeh, Peter Ball, Klaus Marquardt
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Publication number: 20020074095Abstract: The invention relates to a process for producing wood particleboard, in which wood particles, if appropriate after a preceding comminution step, are treated with a crosslinkable binder and are subsequently pressed together under pressure and, if desired, elevated temperature to produce boards, wherein the thermoplastic binder comprises two constituents A) and B), where A) is a copolymer comprising one or more comonomer units selected from the group consisting of vinyl esters of unbranched or branched alkylcarboxylic acids having from 1 to 18 carbon atoms, acrylic esters or methacrylic esters of branched or unbranched alcohols having from 1 to 15 carbon atoms, dienes, olefins, vinylaromatics and vinyl halides, and from 0.Type: ApplicationFiled: October 31, 2001Publication date: June 20, 2002Applicant: Wacker Polymer Systems GmbH & Co. KGInventors: Konrad Alfons Wierer, Abdulmajid Hashemzadeh, Klaus Marquardt
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Publication number: 20020074096Abstract: The invention relates to a process for producing wood fiberboard by pressing wood fibers which have been treated with binder, in which the wood fibers are boiled and milled at elevated temperature under steam pressure in a refiner unit, subsequently are transferred to a blow-line, then dried and finally pressed under pressure and, if desired, at elevated temperature to produce boards, wherein the treatment with binder is carried out using a multi-component binder, preferably with one component A) containing functional groups which are nonreactive at elevated temperature and a second component B) containing functional groups which are reactive at elevated temperature the component A) being added in the refiner unit at a temperature of from 120° C. to 200° C. prior to the milling step, during the milling step, or shortly after the milling step in the front section of the blow-line and component B) being added at a lower temperature of not more than 150° C.Type: ApplicationFiled: October 31, 2001Publication date: June 20, 2002Applicant: Wacker Polymer Systems GmbH & Co. KGInventors: Konrad Alfons Wierer, Abdulmajid Hashemzadeh, Klaus Marquardt
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Patent number: 5381789Abstract: An ionizer for the ionization of oxygen during any type of oxygen therapy. The ionizer contains an ionizing unit inside a housing. The housing has a grounded contact safety screen mounted thereon by means of a conducting metal ring and a high-ohmic resistor. A glass flask is mounted or screwed onto the housing to serve as a connection between the face mask and the ionizer. The housing has a projecting socket enclosed in a conducting metal cylinder connected to the high-ohmic resistor. The ionizing unit includes ionizing needles located directly adjacent the contact safety screen. Sufficient ionization of oxygen occurs without the production of ozone.Type: GrantFiled: July 10, 1991Date of Patent: January 17, 1995Inventor: Klaus Marquardt
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Patent number: 5187233Abstract: A process is provided for the production of a graft copolymer by means of emulsion polymerization. The graft base used is a sulfonate group-containing vinyl ester/ethylene latex which is stabilized exclusively by an anionic emulsifier (CMC.gtoreq.0.5% by weight in H.sub.2 O) and is grafted, preferably with vinyl chloride, without further addition of emulsifier or protective colloid. The graft copolymers according to the invention have good water resistance and very good thermoplastic processability. They are useful as impact modifiers and for the production of articles, such as, soft to semi-hard moldings.Type: GrantFiled: March 8, 1990Date of Patent: February 16, 1993Assignee: Wacker-Chemie GmbHInventors: Peter Ball, Josef Christ, Albin Frank, Klaus Marquardt, Manfred Selig
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Patent number: 5124401Abstract: A finely-divided, monomodal protective-colloid stabilized aqueous dispersion of a copolymer of at least 75% by weight of units of vinyl chloride and ethylene and optionally copolymerized with up to 25% by weight of units of additional monomers unsaturated at the ethylene bond and having a solids content of 45 to 70% by weight, characterized in that the dispersions are not partially flocculated, the polymer has a mean particle size of 150 to 500 nm measured as mean weight in a disc centrifuge and a polydispersion index of not more than 1.8 and less than 50% of the polymer particles are larger than 1,000 nm and a process for the preparation thereof using a single step radical polymerization of vinyl chloride, ethylene and optionally additional monomers such as vinyl esters useful as dispersion powders, adhesives, binders and concrete additives.Type: GrantFiled: January 27, 1988Date of Patent: June 23, 1992Assignee: Wacker-Chemie GmbHInventors: Manfred Selig, Joachim Schulze, Peter Ball, Klaus Marquardt, Manfred Hannebaum
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Patent number: 4997879Abstract: Novel pressure-sensitive aqueous adhesive dispersions comprising 40 to 65% by weight, based on the dispersion weight, of a copolymer produced by radical emulsion polymerization of ethylene, vinyl esters of saturated carboxylic acids of 2 to 12 carbon atoms, ethylenically unsaturated carboxylic acids, ethylenically unsaturated hydroxyalkyl functional compounds, optionally present (meth)acrylic acid esters with alkyl of 4 to 12 carbon atoms and optionally present mono- or poly-ethylenically unsaturated compounds having a second order transition temperature of -20.degree. to -60.degree. C. and a K value of 50 to 180, characterized in that the copolymer was obtained by polymerization of(a) 10-45% by weight of ethylene(b) 0-25% by weight of acrylic ester(s)(c) 40-89% by weight of vinyl ester(s)(d) 0.5-4% by weight of ethylenically unsaturated carboxylic acids(e) 0.5-10% by weight of ethylenically unsaturated hydroxyalkyl-functional compounds(f) 0-0.Type: GrantFiled: April 12, 1988Date of Patent: March 5, 1991Assignee: Wacker-Chemie GmbHInventors: Rudolf Weissgerber, Klaus Marquardt, Peter Ball, Manfred Selig, Fritz Stallbauer
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Patent number: 4900777Abstract: Aqueous copolymer dispersions suitable for use in the manufacture of adhesives or as binding agents or as coating substances are produced by the emulsion polymerization of from 1 to 50% by weight of ethylene and from 99 to 50% by weight of vinyl monomers. With the process of the invention, in which, as vinyl monomers, vinyl chloride and, if desired, other ethylenically-unsaturated monomers, for example esters, are used, a higher ethylene content in the copolymer can be obtained at a lower pressure than hitherto. For this purpose, the greater part of the vinyl monomers is metered in and, in addition, an inert organic substance is used.Type: GrantFiled: June 3, 1988Date of Patent: February 13, 1990Assignee: Wacker-Chemie GmbHInventors: Peter Ball, Klaus Marquardt, Manfred Selig, Klaus Hafener
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Patent number: 4859751Abstract: A novel process for the preparation of a readily dispersible, pourable dispersion powder comprising emulsion polymerizing in the presence of a free radial initiator a mixture of 1 to 50% by weight of ethylene and 99 to 50% by weight of an ethylenically unsaturated comonomer phase comprising at least one member of the group consisting of (a) 60 to 100% by weight of vinyl chloride, (b) 0 to 40% by weight of monoethylically unsaturated, oil-soluble monomers, (c) 0 to 10% by weight of monoethylenically unsaturated water-soluble monomers having functional groups and (d) 0 to 5% by weight of oil-soluble monomers that are monoethylenically unsaturated and have functional groups or are multiple ethylenically unsaturated and optionally a protective colloid and/or emulsifier at an ethylene pressure of 10 to 150 bar to obtain an aqueous dispersion of a vinyl chloride-ethyelene copolymer, optionally adding to the aqueous dispersion (e) 0 to 40% by weight, based on the VCE-polymer, of at least one water-soluble substanceType: GrantFiled: October 29, 1984Date of Patent: August 22, 1989Assignee: Wacker-Chemie GmbHInventors: Joachim Schulze, Klaus Adler, Manfred Selig, Peter Ball, Klaus Marquardt, Otmar Killermann, Manfred Hannebaum
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Patent number: D444692Type: GrantFiled: May 18, 2000Date of Patent: July 10, 2001Assignee: Marquardt S.A.Inventor: Klaus Marquardt