Patents by Inventor Andreas Walter

Andreas Walter 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).

  • Patent number: 11535751
    Abstract: An asymmetrically substituted polyorganosiloxane comprising at least one or more siloxane blocks and different reactive groups at each end of the siloxane chain, e.g. an alkoxysilyl, alkenyl, epoxy, hydroxyaromatic or an ionic substituent. Each polyorganosiloxane block has substantially a monomodal chain length distribution and is suitable for the use as a surface modifying agent for organic or inorganic particles, as a surface active material, and/or as a compatibilizer in compositions having more two or more non-miscible phases.
    Type: Grant
    Filed: July 20, 2016
    Date of Patent: December 27, 2022
    Inventors: Gunnar Hoffmüller, Thorsten Felder, Roland Wagner, Philip Kensbock, Anita Witossek, Silvia Effert, Joerg-Walter Hermann, Siegfried Hossinger, Andreas Haeuseler
  • Patent number: 11539318
    Abstract: A method determines a correction value for a control device for an electric machine, which describes an angular difference between a position of a d-axis of the electric machine and an actual position of the d-axis. The correction value is determined in a rotating state of a rotor of the electric machine as a function of a d voltage value describing a d component of a stator voltage specified by the control device in the initial configuration, of a q voltage value describing a q component of the stator voltage specified by the control device in the initial configuration, of a flux value describing a magnetic flux of the rotor, a speed value describing the speed of the rotor in the rotating state, and of a calibration value describing a speed-dependent voltage error of the d component of the stator voltage.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: December 27, 2022
    Assignee: VALEO SIEMENS EAUTOMOTIVE GERMANY GMBH
    Inventors: Markus Seilmeier, Andreas Held, Andreas Walter, Hans-Georg Köpken
  • Publication number: 20220347780
    Abstract: A soldering nozzle (100) for selectively soldering assemblies by means of molten solder supplied through a soldering nozzle (100) from a solder bath. The soldering nozzle (100) is designed as a deep-drawn part. A method for the production of a soldering nozzle (100) is specified as well, including the provision of a blank (401); the drawing of the blank (401) through at least one female die (411, 421) by means of at least one male die (413, 422, 431) to produce an oblong shape (439) of locally annular or substantially annular cross-section, with a first end (436) corresponding to an action point of the male die (413, 422, 431) and a second end (437) corresponding to an introduction cross-section of the male die (413, 422, 431), the cross-section preferably increasing from the first end (436) towards the second end (437); and the formation of an opening (446) at the tip end (436).
    Type: Application
    Filed: July 18, 2022
    Publication date: November 3, 2022
    Inventors: Thomas Herz, Andreas Reinhardt, Markus Walter
  • Publication number: 20220267523
    Abstract: The invention relates to a polymer or oligomer comprising a) An oligomeric or polymeric core comprising carbon atoms and at least one of oxygen atoms and nitrogen atoms, and b) at least three hydrocarbyl terminal and/or pending groups having 12 to 100 carbon atoms, wherein the hydrocarbyl groups are linked to the core via c) a linking moiety comprising i) a urethane group and ii) a group selected from urethane group, urea group, and biuret group.
    Type: Application
    Filed: July 6, 2020
    Publication date: August 25, 2022
    Inventors: Andreas Okkel, Jan Von Haaren, Irina Giebelhaus, Jörg Bömer, Markus Lorenz, Peter Walter Stannek, Stacy Scranton, Jennifer Heitzer
  • Publication number: 20220257848
    Abstract: The present invention relates to a motor-driven medical suction pump with a pump unit for generating a negative pressure with a housing which accommodates the pump unit therein, wherein the pump unit comprises a vacuum opening for the negative pressure to be generated by the pump unit and at least one further opening communicating with the vacuum opening through the pump unit. The present invention indicates a suction pump of the type mentioned above which is easy to produce, compact in design and provided with good sound damping properties and which for this purpose comprises a sound damping chamber which is tightly connected to and encloses the further opening.
    Type: Application
    Filed: July 23, 2020
    Publication date: August 18, 2022
    Inventors: Andreas Walter, Regina Marbet
  • Publication number: 20220168203
    Abstract: The subject of the present disclosure is a process for the preparation and storage of an agent for the treatment of keratinous material, in particular human hair, comprising the following steps: (1) mixing one or more organic C1-C6 alkoxy silanes with water, (2) optionally, partial, or complete removal from the reaction mixture of the C1-C6 alcohols liberated by the reaction in step (1), (3) if necessary, addition of one or more cosmetic ingredients, (4) filling of the preparation into a packaging unit, and (5) storage of the preparation in the packaging unit, wherein at least one of steps (1), (2), (3), (4) and/or (5) is carried out under an atmosphere having a water vapor content of less than about 10 g/m3.
    Type: Application
    Filed: January 8, 2020
    Publication date: June 2, 2022
    Applicant: Henkel AG & Co. KGaA
    Inventors: Torsten LECHNER, Christoph LOHR, Andreas WALTER, Claus-Peter THIESSIES
  • Publication number: 20220142891
    Abstract: The subject of the present application is a process for the preparation of an agent for the treatment of keratinous material, in particular human hair, comprising the following steps: (1) reaction of one or more organic C1-C6 alkoxy silanes with water at a temperature of from about 20 to about 70° C. to give a reaction mixture, (2) complete or partial removal of C1-C6 alcohols released by a reaction in step (1) from the reaction mixture at a temperature of from about 20 to about 70° C., (3) optionally, addition of one or more cosmetic ingredients to the reaction mixture, thereby giving a preparation, and (4) filling the preparation into a packaging unit.
    Type: Application
    Filed: January 8, 2020
    Publication date: May 12, 2022
    Applicant: Henkel AG & Co. KGaA
    Inventors: Torsten LECHNER, Christoph LOHR, Andreas WALTER, Claus-Peter THIESSIES
  • Publication number: 20220136625
    Abstract: The present disclosure relates to a fluid connection arrangement for establishing a fluid connection, including a receiving part having a receiving wall that has a receiving wall inner side that delimits an interior of the receiving part, a tubular connecting part that is at least partially received in the interior of the receiving part and has a tube wall having a plurality of comb-shaped support points that extend along a longitudinal direction of the tubular connecting part, the comb-shaped support points contacting the receiving wall inner side. The tube wall may have at least one curved wall area that extends between two adjacent comb-shaped support points. Between the at least one curved wall area of the tubular connecting part and the receiving wall inner side of the receiving part at least one gap is arranged where a solder is received to establish a materially bonded and fluid-tight connection.
    Type: Application
    Filed: October 21, 2021
    Publication date: May 5, 2022
    Inventors: Berthold Geiger, Sergio Pascuzzi, Andreas Walter
  • Patent number: 11262221
    Abstract: Method for determining a measuring offset of a rotor position sensor (2) assigned to a rotor (3) of an electric machine (5) comprising stator windings that are supplied by an inverter (6) converting a voltage at a DC link capacitor (7) into an AC current, wherein a candidate value for the measuring offset is determined, comprising the following steps: —controlling a power unit (9) of the inverter (6) to provide the current based on rotor position information (19) measured by the rotor position sensor (2) to the stator windings such that the DC link capacitor (7) of the inverter (6) is actively discharged, —evaluating a plausibility of the candidate value for the measuring offset based on a voltage of the DC link capacitor (7) detected while the power unit (9) is controlled to actively discharge the DC link capacitor (7), and —providing the candidate value as determined measuring offset, if a result of the evaluation is positive.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: March 1, 2022
    Assignee: VALEO SIEMENS EAUTOMOTIVE GERMANY GMBH
    Inventors: Bassel Sahhary, Andreas Walter
  • Publication number: 20220000750
    Abstract: The subject of the present application is a method for the preparation and use of an agent for the treatment of keratinous material, in particular human hair, comprising the following steps: (1) Mixing one or more organic C1-C6 alkoxy silanes with water, (2) optionally, partial, or complete removal from the reaction mixture of the C1-C6 alcohols liberated by the reaction in step (1), (3) if necessary, addition of one or more cosmetic ingredients, (4) Filling of the preparation into a packaging unit, (5) Storage of the preparation in the packaging unit for a period of at least about 5 days; and (6) Application of the preparation on the keratinous material.
    Type: Application
    Filed: January 24, 2020
    Publication date: January 6, 2022
    Applicant: Henkel AG & Co. KGaA
    Inventors: Torsten LECHNER, Christoph LOHR, Claus-Peter THIESSIES, Andreas WALTER
  • Publication number: 20220000751
    Abstract: The subject of the present application is a process for the preparation of an agent for the treatment of keratinous material, in particular human hair, comprising the following steps: (1) Mixing one or more organic C1-C6 alkoxy silanes with water, (2) partial or complete removal from the reaction mixture of the C1-C6 alcohols released by the reaction in step (1), (3) optionally addition of one or more cosmetic ingredients, and (4) Filling of the preparation into a packaging unit, exemplified in that the total content of C1-C6 alcohols in the preparation obtained in step (4)—based on the total weight of the preparation—is below about 10.0% by weight.
    Type: Application
    Filed: January 24, 2020
    Publication date: January 6, 2022
    Applicant: Henkel AG & Co. KGaA
    Inventors: Torsten LECHNER, Christoph LOHR, Andreas WALTER, Claus-Peter THIESSIES, Juergen SCHOEPGENS
  • Publication number: 20210399662
    Abstract: A method determines a correction value for a control device for an electric machine, which describes an angular difference between a position of a d-axis of the electric machine and an actual position of the d-axis. The correction value is determined in a rotating state of a rotor of the electric machine as a function of a d voltage value describing a d component of a stator voltage specified by the control device in the initial configuration, of a q voltage value describing a q component of the stator voltage specified by the control device in the initial configuration, of a flux value describing a magnetic flux of the rotor, a speed value describing the speed of the rotor in the rotating state, and of a calibration value describing a speed-dependent voltage error of the d component of the stator voltage.
    Type: Application
    Filed: September 20, 2019
    Publication date: December 23, 2021
    Inventors: Markus SEILMEIER, Andreas HELD, Andreas WALTER, Hans-Georg KÖPKEN
  • Publication number: 20210371317
    Abstract: A glass forming machine and a method for manufacturing formed glass parisons. A glass forming machine includes a blank side for forming parisons from gobs of molten glass. The blank side includes a plunger and a blank mould. The plunger can be moved into the blank mould up to an end position. The plunger can be moved out of the blank mould up to a start position. The glass forming machine includes a glass feeding device which is configured to bring a gob of molten glass into the blank mould. The glass forming machine includes a measuring device which is configured to measure the end position of the plunger. The glass feeding device is configured such that the size of a gob of molten glass depends on the end position previously reached during operation. Parisons of good quality can be produced with a bigger tolerance of mould volumina.
    Type: Application
    Filed: May 20, 2021
    Publication date: December 2, 2021
    Inventors: Andreas Walter Helfenstein, Leo Diehm
  • Patent number: 11063501
    Abstract: A positioning device may be used to peripherally position copper rods about a center axis that defines an axial direction. Each of the copper rods may be generally U-shaped and may have a first leg portion and a second leg portion. The positioning device may include a positioning body, a rotary body, locking means, and a rotary drive. Grooves of an outer peripheral surface of the positioning body may receive the first leg portions of the copper rods, which can be locked in place by the locking means. The rotary body may be rotatable about the positioning body and may include guide channels that receive the second leg portions of the copper rods. The rotary drive can cause the rotary body and the positioning body to rotate relative to one another, to pivot the second leg portions inwardly into the grooves of the positioning body.
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: July 13, 2021
    Assignees: THYSSENKRUPP SYSTEM ENGINEERING GMBH, THYSSENKRUPP AG
    Inventor: Andreas Walter
  • Publication number: 20210163685
    Abstract: An improved photosensitizer for a photocathode comprises an oligomeric or polymeric chromphore absorbing, as an ensemble, light at (a) wavelengths at or greater than 420 nm that includes at least 3 identical or different suitable monomeric chromophore units carrying at least two substituents each comprising at least one alkylene, alkenylene and/or alkynylene chain having a chain length of at least 3 carbon atoms, those substituents being terminated by thiol groups, wherein the oligomeric or polymeric chromphore has a disulfide bond between each of the chromophores. A photocathode comprising the photosensitzer is useful for the reduction of water-soluble chemicals in oxidized forms, including protons, with the aid of visible light in a system comprising the photocathode and a photoanode or any other anode or source of electrons. A method for reducing chemicals soluble in aqueous media in oxidized forms, including protons, in aqueous solutions by means of the photocathode is also disclosed.
    Type: Application
    Filed: December 15, 2018
    Publication date: June 3, 2021
    Inventors: Oyewole TAYE SALAMI, Sigrid OBENLAND, Christian FISCHER, Thorben SCHLUECKER, Andreas WALTER
  • Patent number: 11024864
    Abstract: An assembly device may be employed to vertically stack a fuel cell stack having alternating membrane-electrode units and bipolar plates. The assembly device may include a base plate, a cover plate, and connecting pieces positioned at each of two end faces of the base plate and cover plate. A substantially cuboidal assembly chamber may be defined inside the assembly device by a plurality of vertically oriented locating strips, in order, via the locating strips, to position the membrane-electrode units and bipolar plates relative to one another during stacking. The assembly device may further include a drive for synchronous displacement of the locating strips.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: June 1, 2021
    Assignees: THYSSENKRUPP SYSTEM ENGINEERING GMBH, THYSSENKRUPP AG
    Inventor: Andreas Walter
  • Patent number: 10920322
    Abstract: The present invention relates to a method for directly depositing palladium onto a non-activated surface of a gallium nitride semiconductor, the use of an acidic palladium plating bath (as defined below) for directly depositing metallic palladium or a palladium alloy onto a non-activated surface of a doped or non-doped gallium nitride semiconductor, and a palladium or palladium alloy coated, doped or non-doped gallium nitride semiconductor.
    Type: Grant
    Filed: August 21, 2017
    Date of Patent: February 16, 2021
    Assignee: Atotech Deutschland GmbH
    Inventor: Andreas Walter
  • Publication number: 20210005295
    Abstract: A patient recruitment system, in particular for clinical studies, has at least one database environment comprising at least one database module that is configured at least to store in a patient database at least patient data records containing at least one course of treatment of at least one patient, has at least one patient recruitment server comprising at least one patient recruitment module that is configured to search and at least compare with at least one recruitment feature, data records, in particular courses of treatment, and has a data transport unit for a data transfer, in particular of at least one course of treatment, between the database environment and the patient recruitment server, the data transport unit comprises a restriction module, which restricts the data transfer to outbound connections originating from the database environment.
    Type: Application
    Filed: August 4, 2017
    Publication date: January 7, 2021
    Inventors: Andreas WALTER, Dominik ARONSKY, Bernhard BODENMANN, Lukasz STRZEPKA, Ulf CLAESSON
  • Publication number: 20200350840
    Abstract: A method for determining an offset of an angular position encoder is associated with a rotor of an electric machine, wherein a reference offset of a reference angular position encoder of a reference electric machine is known at a reference rotational speed and a reference current with a reference phase angle and a reference absolute value. The method includes the steps of applying a current having the reference absolute value; setting a phase angle of the current to achieve the reference rotational speed; comparing the phase angle with the reference phase angle and the reference offset; and determining the offset on the basis of this comparison.
    Type: Application
    Filed: April 29, 2020
    Publication date: November 5, 2020
    Inventors: Bassel SAHHARY, Andreas WALTER
  • Publication number: 20200300237
    Abstract: A motorized medical suction pump has a pump assembly for generating an underpressure, a pump assembly carrier for supporting the pump assembly, and a seat for receiving an energy accumulator. The pump assembly arranged in the pump assembly carrier defines a first longitudinal axis, and the seat defines a second longitudinal axis. The pump assembly carrier forms the seat. The second longitudinal axis extends at an angle to the first longitudinal axis. This suction pump is small and compact and has good sound damping.
    Type: Application
    Filed: November 9, 2018
    Publication date: September 24, 2020
    Inventors: Regina Marbet, Marcel Muther, Daniela Käppeli, Andreas Walter