Patents by Inventor Stephen Johnson
Stephen Johnson 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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Publication number: 20230077437Abstract: This disclosure describes multilayer polymer films that are configured so that successive constituent layer packets may be delaminated in continuous sheet forms from the remaining film. This disclosure further describes compositions, materials, and methods for minimizing the likelihood of removing multiple layer packets together including by increasing the peel force between layer packets. In some embodiments, that the peel force becomes successively greater from the interface between the first layer packet and the second layer packet to the interface between the next to last ((n?1)th layer packet) and the last (nth layer packet).Type: ApplicationFiled: February 26, 2021Publication date: March 16, 2023Inventors: Derek W. Patzman, Stephen A. Johnson, William T. Fay, Timothy J. Lindquist, Onur Sinan Yordem, Nathaniel I. Lehn
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Patent number: 11602412Abstract: The present disclosure provides a printable composition. The printable composition includes a polymer, a polymerizable component, a temporary solvent, a photoinitiator, and optionally an inhibitor. The present disclosure also provides an article including an integral blend of a thermoset polymer and a second polymer different from the thermoset polymer. Further, the present disclosure provides a method of making an article. The method includes (i) providing a printable composition; (ii) selectively curing the printable composition to form a gelled article; and (iii) removing at least a portion of the temporary solvent from the gelled article. The method may optionally include (iv) curing unpolymerized polymerizable component remaining before or after step (iii). Also, methods are provided, including receiving, by a manufacturing device having one or more processors, a digital object comprising data specifying a plurality of layers of an article, the article including: an integral blend of 8 to 50 wt.Type: GrantFiled: December 20, 2017Date of Patent: March 14, 2023Assignee: 3M Innovative Properties CompanyInventors: Zeba Parkar, Alexander J. Huffman, Mahfuza B. Ali, Stephen A. Johnson, Victor Ho
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Patent number: 11597183Abstract: The present disclosure relates to films having at least a first profiled layer and a second layer having an inverse profile of the first layer. Those films can be used as protection tapes for various surfaces. Exemplary uses of the films of the present disclosure include leading edge protection tapes for rotor blades.Type: GrantFiled: May 2, 2018Date of Patent: March 7, 2023Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Michael Benton Free, Stephen A. Johnson, William T. Fay, Troy J. Anderson, Derek W. Patzman
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Publication number: 20230029645Abstract: Systems and methods for providing a secure conversation gateway by which an audio voice stream is made to be replicable and convertible into other media types are provided. The method includes receiving an audio voice data stream; converting the received audio voice data stream into a predetermined media format; and transmitting the converted audio data stream to a user. The method may also include receiving an interaction event that corresponds to the audio data stream; generating metadata based on the interaction event; and applying a machine learning algorithm to the audio data stream and the metadata in order to generate a response that relates to the audio data stream. The method may also include replicating the audio data stream and distributing copies thereof to a set of recipients.Type: ApplicationFiled: July 25, 2022Publication date: February 2, 2023Applicant: JPMorgan Chase Bank, N.A.Inventors: Stephanie J. SCHRIEBER, Thomas HELFAND, Nikhil DHOBLE, Matthew D. MATHENY, David A. BUTLER, Stephen JOHNSON, Robert C. BUCHSER, Ravi KAPPAGANTU
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Patent number: 11565342Abstract: A linear friction welding system includes a processing circuit configured to execute program instructions stored in a memory to control a first motor using one of a torque and speed control, placing a plurality of timing gears in a configuration wherein a fixed projection of one of the timing gears is at a trail position of a slot of another timing gear such that two power shafts of a cam assembly are rotating in phase and a ram is motionless. The processing circuit further controls a hydraulic press to generate a pressure between two components to be welded with the power shafts rotating in phase, and controls the second motor using the one of the torque and speed control to place the timing gears in a second configuration whereat the fixed projection is at a lead position of the slot thereby forcing the ram to oscillate.Type: GrantFiled: December 9, 2021Date of Patent: January 31, 2023Assignee: APCI LLCInventors: Thaddeus W. Gorski, Stephen A. Johnson
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Patent number: 11565353Abstract: The axle welder can be easily configured and adjusted to accommodate axle assemblies of varying axle shaft lengths, hub styles (“straight” and “drop axle”) and lug bolt configurations. The axle welder uses a sliding carriage that slides along the support frame at one end of the welder to accommodate differing shaft lengths. The axle welder also includes a pair of pivoting hub lifts that accommodate both straight and drop axle style axle hubs using modular mounting plates. Modular mounting plates (“hub adaptors”) fitted to the hub lifts accommodate hub assemblies with differing lug bolt patterns. The axle welder is built on a rectangular frame that supports a pair of weld units and articulated electrode arms. The axle welder also includes a pair axle supports for carrying the axle shafts within the support frame. A shaft drive pivotally mounted to the support frame lowers to engage and rotate the axle shaft and hub assemblies in unison during the welding process.Type: GrantFiled: January 31, 2020Date of Patent: January 31, 2023Inventors: Stephen A. Johnson, Dean Sevenevy, Wendell J. Klota
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Publication number: 20230006085Abstract: A light redirecting film includes a first layer disposed on a second layer with structured major surfaces of the first and second layers facing each other. An optically reflective layer or a metal layer is disposed between the first and second layers. The first layer can be a hot melt adhesive layer and the second layer can be a polymeric layer. The first and second layers can be unitary layers. The first layer can be a first polymeric layer having a softening temperature T1 and the second layer can be a second polymeric layer having a softening temperature T2 greater than T1. Heating and/or applying pressure to the film changes an optical characteristic of the film by less than about 5%.Type: ApplicationFiled: December 9, 2020Publication date: January 5, 2023Inventors: Vivian W. Jones, Gary E. Gaides, Stephen A. Johnson, Nathaniel I. Lehn, Jiaying Ma, Adam T. Ringberg, Tianyu Wu, Fuming B. Li
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Publication number: 20220402248Abstract: The present application generally relates to top films comprising a semi-crystalline core polymeric layer sandwiched by two amorphous skin layers, one on each side of the core polymeric layer. In preferred embodiments, an acrylic layer adjacent one of the amorphous skin layers is present as an outermost layer. The present application is also directed to retroreflective articles comprising such top films.Type: ApplicationFiled: October 9, 2020Publication date: December 22, 2022Inventors: Reema Chatterjee, Stephen A. Johnson, Nathaniel I. Lehn, Suman K. Patel
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Publication number: 20220381964Abstract: Polyester copolymeric materials include 40 to 51 mol % substituted naphthalate units, such as dimethyl-2,6-naphthalene dicarboxylate units, 10 to 40 mol % ethylene units, and 10 to 40 mol % hexane units. The polyester copolymers can be used to prepare multi-layer optical films by coextrusion and/or co-stretching. The copolyester polymeric materials have desirable optical properties and permit thermal processing at lower temperatures.Type: ApplicationFiled: November 23, 2020Publication date: December 1, 2022Inventors: Stephen A. Johnson, Carl A. Stover, Kristopher J. Derks, Richard Yufeng Liu
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Publication number: 20220347982Abstract: A multilayer film comprises first, second, and third layers. The first layer comprises at least one aromatic polyester, and has a loss modulus at 1 hertz and 25° C. of at least 70 megapascals. The second layer is thermoplastic and has a loss modulus at 1 hertz and 25° C. of less than or equal to 60 megapascals and comprises a thermoplastic elastomer and a polyamide. The third layer contacts the second layer opposite the first layer and has a loss modulus at 1 hertz and 25° C. of at least 70 megapascals. The second layer is sandwiched between the first and third layers. A method of making the multilayer film by coextrusion is also disclosed.Type: ApplicationFiled: September 18, 2020Publication date: November 3, 2022Inventors: Mario A. Perez, Mary E. Johansen, Sebastian Goris, Lesbia E. Giron, Rajdeep S. Kalgutkar, Ta-Hua Yu, Paul T. Hines, Stephen A. Johnson
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Publication number: 20220316826Abstract: A water redistribution system for adiabatically pre-cooled dry coolers having stacked adiabatic panels, the water redistribution system located between upper and lower adiabatic panels and having a plurality of alternating baffles arranged to reduce water free-fall height and resultant splashing. Upwardly turned flanges at the top of each baffle inhibit the travel of water out of the interior water channel.Type: ApplicationFiled: April 1, 2022Publication date: October 6, 2022Inventors: Kenneth Calvin Wright, JR., Patrick Stephen Johnson
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Patent number: 11451489Abstract: A wireless network including a wireless access gateway (WAG) and methods are provided for routing traffic between non-cellular and cellular networks. The WAG interconnects at least one non-cellular network and at least one cellular network in an at least one-to-many relationship. The WAG receives a first IP address for the UE in the cellular domain and the WAG allocates a second IP address for the UE in the non-cellular domain. The WAG creates a routing rule including the first and second IP addresses for the UE and an additional data path identifier.Type: GrantFiled: February 24, 2015Date of Patent: September 20, 2022Assignee: British Telecommunications Public Limited CompanyInventors: Stephen Johnson, Francis Scahill
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Publication number: 20220234276Abstract: A method for making low shrink polyester films wherein the films are arranged in stacks, tentered, heat treated, and relaxed in unison. Also, polyester films produced by such method.Type: ApplicationFiled: April 19, 2022Publication date: July 28, 2022Inventors: John P. Purcell, James B. Svacha, Stephen A. Johnson, Timothy J. Lindquist, Grant F. Tiefenbruck, Chad R. Wold
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Publication number: 20220226926Abstract: A phase change assembly for a linear friction welding system includes a single input shaft and a single output shaft with respective first and second gears, and a carriage rotatably supporting a third gear operably connected to the first and second gear and one of a roller and a fourth gear operably connected to the first and second gear. A linear actuator is operably connected to the carriage. A first stop is configured to stop movement of the carriage by the linear actuator in a first direction to provide a first predetermined phase relationship between the input shaft and the output shaft, and a second stop is configured to stop movement of the carriage by the linear actuator in a second direction opposite the first direction to provide a second predetermined phase relationship between the input shaft and the output shaft.Type: ApplicationFiled: April 7, 2022Publication date: July 21, 2022Inventor: Stephen A. Johnson
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Patent number: 11377425Abstract: The present invention relates to a compound according to formula I and pharmaceutically acceptable salts, hydrates, or solvates thereof. The invention further relates to said compounds for use in therapy, to pharmaceutical compositions comprising said compounds, to methods of treating diseases, e.g. dermal diseases, with said compounds, and to the use of said compounds in the manufacture of medicaments.Type: GrantFiled: December 19, 2019Date of Patent: July 5, 2022Assignee: Leo Pharma A/SInventors: Kevin Neil Dack, Xifu Liang, Mogens Larsen, Mark Andrews, Alan Stuart Jessiman, Mia Nørreskov Burhardt, Patrick Stephen Johnson, Peter Andersen, Lars Jørgensen
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Publication number: 20220179143Abstract: Multi-layer optical films that can be utilized as polarizer or mirror films and can be incorporated into optical stacks. The optical film includes a plurality of alternating polymeric first and second interference layers numbering greater than 50 and disposed between, and integrally formed with, first and second skin layers, each of the first and second interference layers has an average thickness less than 250 nm. The first and second interference layers and the first and second skin layers are compositions that include polyester.Type: ApplicationFiled: April 10, 2020Publication date: June 9, 2022Inventors: Carl A. Stover, Kristopher J. Derks, Stephen A. Johnson, Benjamin J. Forsythe
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Patent number: 11335551Abstract: The present method comprises providing a flexible web substrate (e.g., polymeric flexible web substrates) that forms at least part of a component of a device, coating so as to wet-out on and cover all or a substantial portion of a major surface on one side or both sides of the flexible web substrate with flowable polymeric material, while the flexible web substrate is moving in a down-web direction, and solidifying the polymeric material so as to form one cleaning layer on the major surface of one side or both sides of the flexible web substrate. The present invention can be utilized in a continuous in-line manufacturing process. In applications of the present invention where the flexible web substrate will not form a component of a device, the present invention broadly provides a method for cleaning particles from a flexible web of indefinite length.Type: GrantFiled: October 24, 2019Date of Patent: May 17, 2022Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: William R. Dudley, William Blake Kolb, Michael A. Johnson, Stephen A. Johnson, Chris J. Tanley
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Publication number: 20220145141Abstract: Article comprising, in order: a first polymeric film having first and second, opposed major surfaces; a first primer layer having first and second opposed, major surfaces on the first major surface of the first polymeric film, wherein for a distance of at least 25 nm starting from the first major surface of the first 5 primer layer toward the second major surface of the first primer layer there is an average Si content, on a theoretical elemental basis, not greater than 15 atomic percent; and a first release layer having first and second opposed, major surfaces, wherein the second major surface of the first release layer is in direct contact with the first major surface of the first primer layer, wherein the first release layer comprises, on a theoretical elemental basis, Si. Articles described herein are useful, for example, as a release liner for 10 casting pressure sensitive adhesives thereon.Type: ApplicationFiled: March 25, 2020Publication date: May 12, 2022Inventors: Jeffrey A. Peterson, Maria A. Appeaning, Christopher P. Gerlach, David J. Kinning, Madison P. Bennett, Marie A. Boulos, Anna M. Clausen, Victor Ho, Kevin T. Huseby, Stephen A. Johnson, Scott M. LeBow
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Publication number: 20220132849Abstract: Use of an active ingredient compound Formula (I): (I) wherein G is H or —C(O)OC2H5, for controlling a pest by applying the active ingredient to the growth substrate of a crop of a useful plant. A method of controlling pests, which method comprises applying to the growth substrate of a crop of a useful plant an active ingredient compound of Formula (I).Type: ApplicationFiled: February 19, 2020Publication date: May 5, 2022Applicant: SYNGENTA CROP PROTECTION AGInventors: Robert SENN, Stephen JOHNSON, Miriam DANIELS
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Patent number: D976467Type: GrantFiled: March 30, 2021Date of Patent: January 24, 2023Inventors: Stephen Johnson, Amit Chandna