Patents Examined by Nicholas A. Smith
  • Patent number: 11519094
    Abstract: An apparatus for etching one side of a semiconductor layer of a workpiece, including at least one etching basin for receiving an electrolyte, a first electrode which is provided for electrically contacting the electrolyte located in the etching basin, a second electrode which is provided for electrically contacting the semiconductor layer, a electrical power source which is electrically conductively connected to the first and the second electrodes for generating an etching current, and a transport apparatus for transporting the workpiece relative to the etching basin such that a semiconductor layer etching face to be etched can be wetted by the electrolyte in the etching basin.
    Type: Grant
    Filed: May 6, 2019
    Date of Patent: December 6, 2022
    Assignee: NexWafe GmbH
    Inventors: Stefan Reber, Kai Schillinger, Benjamin Reichhart, Nena Milenkovic
  • Patent number: 11511227
    Abstract: A method for enhancing degradation of ester volatile organic compounds with a cerium oxide supported palladium single atom catalyst under low-temperature microwave comprises the steps of firstly preparing a single atom catalyst Pd/CeO2, adding the catalyst Pd/CeO2 into a reaction cavity, initiating microwave radiation to enhance the catalysis reaction, and quickly introducing an ester compound with a concentration of 50˜5000 mg/m3 and a space velocity of 2000˜100000 h?1 into the reaction cavity from a vapor phase sampling port to react when the reaction temperature is 10˜80° C. A catalyst packed column is provided in the reaction cavity, the vapor phase sampling port is defined at the bottom of the reaction cavity, and an exhaust port is defined at the top of the cavity. The microwave method can enhance and activate active sites, prevent the aging of active sites, and enable the chemical reaction rate to be increased by more than 17.9%.
    Type: Grant
    Filed: December 29, 2018
    Date of Patent: November 29, 2022
    Assignee: Tianjin University
    Inventors: Hui Ding, Jiahao Cui, Jianbo Quan, Dan Zhao, Rui Liu, Guanyi Chen
  • Patent number: 11500291
    Abstract: New composition and methods are provided that include antireflective compositions that can exhibit enhanced etch rates in standard plasma etchants. Preferred antireflective coating compositions of the invention have decreased carbon content relative to prior compositions.
    Type: Grant
    Filed: October 31, 2017
    Date of Patent: November 15, 2022
    Inventors: Jung-June Lee, Jae-Yun Ahn, You-Rim Shin, Jin-Hong Park, Jae-Hwan Sim
  • Patent number: 11498855
    Abstract: The present disclosure relates to a biocide-generating device for outputting a biocide to a water system. The biocide-generating device includes a power circuit positioned within a housing that defines an electrolytic cell of the biocide-generating device.
    Type: Grant
    Filed: April 8, 2020
    Date of Patent: November 15, 2022
    Assignee: ElectroSea, LLC
    Inventors: Louis Ciro Cosentino, Daniel L. Cosentino, Brian Alan Golden
  • Patent number: 11499959
    Abstract: A first modulation voltage is applied to a thin film. An amount of a change in the phase of a current carried through the thin film with respect to the phase of the first modulation voltage is compared with a threshold. Upon detecting that the amount of the change in the phase exceeds the threshold is detected, the application of the first modulation voltage is stopped. Thus, a nanopore is formed on the thin film at high speed.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: November 15, 2022
    Inventors: Yoshimitsu Yanagawa, Kenichi Takeda, Itaru Yanagi, Yusuke Goto, Kazuma Matsui
  • Patent number: 11492711
    Abstract: A system for hydrogen generation includes at least one cabinet defining a first volume, a second volume, and a third volume, where the first volume, the second volume and the third volume are fluidically isolated from each other, a water circuit located in the first volume, an electrochemical module including an electrolyzer electrochemical stack located in the second volume, a hydrogen circuit located in the third volume, at least one first fluid connector fluidly connecting the water circuit and the electrolyzer electrochemical stack, and at least one second fluid connector fluidly connecting the electrolyzer electrochemical stack and the hydrogen circuit.
    Type: Grant
    Filed: November 23, 2020
    Date of Patent: November 8, 2022
    Assignee: Ohmium International, Inc.
    Inventors: Arne Ballantine, Peter Light, Albert Esser, Chockkalingam Karuppaiah, Kirsten Burpee
  • Patent number: 11491443
    Abstract: A system is disclosed for providing inerting gas to a protected space. The system includes an electrochemical cell comprising a cathode and an anode separated by a separator comprising a proton transfer medium. The cathode receives air from an air source and discharges an inerting gas to the protected space. The anode receives process water and discharges oxygen and unreacted process water to a process water fluid flow path. The process water fluid flow path includes a liquid-gas separator, and the liquid-gas separator includes an inlet and a liquid outlet each in operative fluid communication with the process water fluid flow path, and a gas outlet that discharges gas removed from the process water fluid flow path.
    Type: Grant
    Filed: April 4, 2019
    Date of Patent: November 8, 2022
    Inventors: Matthew Pess, Jonathan Rheaume
  • Patent number: 11491565
    Abstract: The present invention is a probe forming device, the probe forming device comprises a spinning shaft, a first adjusting structure, a second adjusting structure, an electrolyte conveying member and a power supply. One of the holding member of the spinning shaft holds a workpiece, and a driving member drives the workpiece to move and abut the first adjusting structure and the second modulating structure. The electrolyte conveying member conveys an electrolyte to the workpiece, the first adjusting structure and the second adjusting structure, and is electrically connected. At least one positive end of the power supply is connected to the workpiece or the spinning shaft, and at least one negative end is connected to the first adjusting structure and the second modulating structure.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: November 8, 2022
    Assignee: Metal Industries Research & Development Centre
    Inventors: Wen-Chieh Wu, Zhi-Wen Fan, Chun-Wei Chen, Tzu-Hung Chen
  • Patent number: 11492723
    Abstract: A low-hazardous electropolishing process has been developed to remove oxide layer(s) from the surface of nitinol needles. Low concentrations of citric acid and sulfamic acid are mixed with medium concentrations of sulfuric acid to use as an electrolyte solution. The process can be easily fitted into current suture needle manufacturing processes as well as into processes require electropolishing of nitinol-containing medical devices.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: November 8, 2022
    Assignee: CILAG GmbH International
    Inventor: Duan Li Ou
  • Patent number: 11493845
    Abstract: An anti-reflective coating composition is provided. The anti-reflective coating composition of the present invention can be useful in preventing a pull-back phenomenon in which an anti-reflective coating layer tears on a corner of a pattern of a substrate during a heat curing process and improving gap-filling performance of the pattern since a crosslinker is attached to a polymer in the composition and the content of the low-molecular-weight crosslinker in the composition is minimized to regulate a heat curing initiation temperature.
    Type: Grant
    Filed: December 29, 2014
    Date of Patent: November 8, 2022
    Inventors: Jae Hwan Sim, So-Yeon Kim, Jung Kyu Jo, Hye-Won Lee, Jihoon Kang, Jae-Bong Lim, Jun-Han Yun
  • Patent number: 11471841
    Abstract: There is provided a hydrogen gas mixing device that includes a hydrogen generation part configured to generate a hydrogen gas; a mixing gas supply part configured to supply a mixing gas; a gas mixing part configured to mix the hydrogen gas and the mixing gas; a dilution gas supply part configured to supply a non-combustible dilution gas; and a valve circuit configured to, at an abnormality occurrence time, dilute the hydrogen gas with the dilution gas by connecting a first path for the hydrogen gas supplied from the hydrogen generation part and a second path for the dilution gas supplied from the dilution gas supply part.
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: October 18, 2022
    Inventors: Hisashi Ichinokiyama, Takeshi Katoh, Toru Ishii, Yukio Sasaki
  • Patent number: 11473208
    Abstract: The invention relates to a method for the electrochemical polishing of metal surfaces by means of repeating pulse sequences, wherein at least one anodic pulse is provided, the current intensity of which rises continuously in the time curve up to a specifiable value. The invention further relates to the use of said method for components produced in 3-D and to a system therefor.
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: October 18, 2022
    Assignee: Hirtenberger Engineered Surfaces GMBH
    Inventors: Wolfgang Hansal, Selma Hansal, Rudolf Mann, Gabriela Sandulache
  • Patent number: 11473203
    Abstract: Methods for providing at least one product stream, in particular hydrogen, by electrolysis by means of an electrolyzer having a multiplicity of electrolysis cells combined to form at least one framework; wherein electrolyte is discharged from the cells and separated into two phases. The electrolyte is collected upstream of a pump system. At least the functions of discharge and collection are carried out integrally together in a multifunctional collection container or in an integral method step, in particular by means of at least one multifunctional collection container with a regulatable filling level coupled to the cells. This extends the functionality and also provides an advantageous design construction. The invention furthermore relates to a corresponding electrolysis device and to a corresponding multifunctional collection container.
    Type: Grant
    Filed: May 28, 2019
    Date of Patent: October 18, 2022
    Inventors: Stefan Klink, Gregor Damian Polcyn, Florian Baumgard, Jörg Pausch, Klaus Dahlhues, Dominik Bergs
  • Patent number: 11471966
    Abstract: The invention relates to a work station for electrochemically machining a workpiece, having a number of recesses, including a base structure; a module which is fastened to the base structure and is configured to electrochemically machine the workpiece. A workpiece holder is fastened to the base structure. The workpiece holder is movable relative to the base structure along a feed axis which is parallel to the axis of rotation of the module. The module includes an electrode carrier arrangement, which is coupled to the module base body so the electrode carrier arrangement can be rotated together with the module base body about the axis of rotation of the module. The electrode carrier arrangement has a carrier frame and an electrode frame, where at least one electrode is detachably fastened to the electrode frame.
    Type: Grant
    Filed: January 25, 2019
    Date of Patent: October 18, 2022
    Assignee: MTU Aero Engines AG
    Inventors: Martin Fessler-Knobel, Roland Huttner
  • Patent number: 11471852
    Abstract: The invention includes a gas processing system for transforming a hydrocarbon-containing inflow gas into outflow gas products, where the system includes a gas delivery subsystem, a plasma reaction chamber, and a microwave subsystem, with the gas delivery subsystem in fluid communication with the plasma reaction chamber, so that the gas delivery subsystem directs the hydrocarbon-containing inflow gas into the plasma reaction chamber, and the microwave subsystem directs microwave energy into the plasma reaction chamber to energize the hydrocarbon-containing inflow gas, thereby forming a plasma in the plasma reaction chamber, which plasma effects the transformation of a hydrocarbon in the hydrocarbon-containing inflow gas into the outflow gas products, which comprise acetylene and hydrogen. The invention also includes methods for the use of this gas processing system.
    Type: Grant
    Filed: August 16, 2021
    Date of Patent: October 18, 2022
    Assignee: Transform Materials LLC
    Inventors: David S. Soane, James Nathan Ashcraft, Jason Samuel Hummelt, Mark Ellis Soderholm, Mathew Leeds, Alexander Olson Santana, Matthew Elijah O'Reilly, Charles E. Ocampo
  • Patent number: 11469052
    Abstract: A capacitor and a method of processing an anode metal foil are presented. The method includes electrochemically etching the metal foil to form a plurality of tunnels. Next, the etched metal foil is disposed within a widening solution to widen the plurality of tunnels. Exposed surfaces of the etched metal foil are then oxidized. The method includes removing a section of the etched metal foil, where the section of the etched metal foil includes exposed metal along an edge. The section of the etched metal foil is placed into a bath comprising water to form a hydration layer over the exposed metal on the section of the etched metal foil. The method also includes assembling the section of the etched metal foil having the hydration layer as an anode within a capacitor.
    Type: Grant
    Filed: January 11, 2021
    Date of Patent: October 11, 2022
    Assignee: Pacesetter, Inc.
    Inventors: David R. Bowen, Ralph Jason Hemphill
  • Patent number: 11466229
    Abstract: Methods for reducing the color of phospholipid compositions comprising lecithin are disclosed. The phospholipid composition is exposed to ultraviolet light to reduce the color of the composition. The phospholipid composition may be diluted and/or heated prior to exposure to ultraviolet light to improve the flow properties of the composition. The phospholipid composition may be cooled and/or concentrated after color reduction.
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: October 11, 2022
    Assignee: Bunge Global Innovation, LLC
    Inventors: Jean Ricardo de Souza, Rogerio Pereira Machado
  • Patent number: 11453840
    Abstract: A method of applying energy to CBD oil is provided. The method may include obtaining CBD oil from a plant, combining the CBD oil with a carrier oil, heating the combination of the CBD oil and carrier oil, mixing the CBD oil and carrier oil, filtering the CBD oil and carrier oil to a size of less than 60 nanometers, and applying an energy field to the CBD oil and carrier oil through a laser effector such that an electron is promoted from a bonding or non-bonding orbital into an empty anti-bonding orbitals of the CBD molecule. The laser effector may be a pink sapphire cut into a 15 equal side faceted crystal, double-stacked in a 2.3 cm cylindrical chamber, or an opulence half dome bubble lens configured to refract the beam.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: September 27, 2022
    Inventor: John Anton Broadhurst
  • Patent number: 11450530
    Abstract: A substrate processing apparatus includes a substrate rotator, a processing liquid supply, an anode and a cathode, and a controller. The substrate rotator is configured to hold and rotate a substrate. The processing liquid supply is configured to supply a processing liquid to the substrate held by the substrate rotator. The anode and the cathode are configured to apply a voltage to the processing liquid supplied from the processing liquid supply. The controller is configured to control the substrate rotator, the processing liquid supply, and the anode and the cathode. The controller allows, by contacting the anode and the cathode with the processing liquid independently, the processing liquid in contact with the anode and the processing liquid in contact with the cathode to be supplied to the substrate while being spaced apart from each other when the substrate is rotated.
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: September 20, 2022
    Inventor: Rintaro Higuchi
  • Patent number: 11432572
    Abstract: Electrochemical processes and systems for preserving perishable food are described. The process and system allow for the preservation of perishable food in the presence of water moisture, melanin, or a precursor, derivative, analog, or variant of melanin, and electromagnetic energy, such as visible or invisible light energy. There exists a need in the art for improved methods and processes for preserving perishable foods that overcome certain disadvantages associated with known methods for preserving perishable food, such as addition of preservatives, refrigeration/freezing, drying/dehydration of food, and storage under vacuum. The invention satisfies this need by providing a process and system for preserving perishable food in the presence of water moisture, electromagnetic energy, and melanin, melanin precursors, melanin derivatives, melanin analogs, or melanin variants.
    Type: Grant
    Filed: May 6, 2015
    Date of Patent: September 6, 2022
    Inventor: Arturo Solis Herrera