Patents by Inventor Vivek Krishnan

Vivek Krishnan 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: 11915584
    Abstract: Systems and method are provided for notifying an operator of a vehicle of reverse operation of a vehicle. In one embodiment, a method includes: receiving, by a processor, at least one of sensor data and vehicle message data, wherein the sensor data is generated by a sensor of an infrastructure system, and wherein the vehicle message data is generated by a remote vehicle; determining, by the processor, a reverse operation of the remote vehicle based on the at least one of the sensor data and the vehicle message data; and generating, by the processor, notification data based on the reverse operation of the remote vehicle.
    Type: Grant
    Filed: October 27, 2021
    Date of Patent: February 27, 2024
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventors: Vivek Vijaya Kumar, Mohammad Naserian, Hariharan Krishnan
  • Patent number: 11894164
    Abstract: A stretchable conductor includes a substrate with a first major surface, wherein the substrate is an elastomeric material. An elongate wire is on the first major surface of the substrate; the wire includes a first end and a second end, and further includes at least one arcuate region between the first end and the second end. At least one portion of the arcuate region of the wire in the region has a first surface area portion embedded in the surface of the substrate and a second surface area portion unembedded on the substrate and exposed in an amount sufficient to render at least an area of the substrate in the region electrically conductive. The unembedded second surface portion of the arcuate region may lie above or below a plane of the substrate. Composite articles including a stretchable conductor in durable electrical contact with a conductive fabric are also disclosed.
    Type: Grant
    Filed: September 23, 2020
    Date of Patent: February 6, 2024
    Assignee: 3M INNOVATIVE PROPERTIES COMPNAY
    Inventors: Ankit Mahajan, James Zhu, Saagar A. Shah, Mikhail L. Pekurovsky, Vivek Krishnan, Kevin T. Reddy, Christopher B. Walker, Jr., Michael A. Kropp, Kara A. Meyers, Teresa M. Goeddel, Thomas J. Metzler, Jonathan W. Kemling, Roger W. Barton
  • Publication number: 20230394509
    Abstract: Providing peer group benchmarking with differential privacy obtaining one or more app store metrics for a first application, determining an application peer group for the first application, wherein the application peer group is determined based on a plurality of common traits, and obtaining one or more peer group app store metrics for the application peer group based on the one or more app store metrics. A user interface is displayed to indicate a relative placement of at least one of the one or more app store metrics for the first application among the peer group app store metrics, and the user interface element identifies the application peer group metrics with a minimum level of accuracy without revealing the performance of individual apps within the peer group.
    Type: Application
    Filed: June 5, 2022
    Publication date: December 7, 2023
    Inventors: Nicholas Kistner, Andrew T. Maher, Artem Kirillov, Daniela S. Antonova, Mahesh Molakalapalli, Matthew Tan Teik Hoe, Maxim Martynov, Rajiv J. Krishnamurthy, Vivek Krishnan, Yogesh V. Padte
  • Patent number: 11833851
    Abstract: There is provided an article comprising at least a first surface having: (a) a first binder layer; (b) a plurality of transparent microspheres partially embedded in the first binder layer wherein the transparent microspheres have refractive indices that are less than a refractive index of the first binder layer and wherein the plurality of transparent microspheres consist of microspheres having a refractive index of no more than 1.490. There is also provided a transfer article comprising: (a) a transfer carrier, the transfer carrier comprising: (i) a support layer; and (ii) a thermoplastic release layer bonded to the support layer; (b) a layer of a plurality of transparent microspheres, formed on a side of the thermoplastic transparent microsphere release layer opposite the support layer, wherein the plurality of transparent microspheres consist of microspheres having a refractive index of no more than 1.490.
    Type: Grant
    Filed: September 9, 2020
    Date of Patent: December 5, 2023
    Assignee: 3M Innovative Properties Company
    Inventors: Vivek Krishnan, John C. Clark, Thomas B. Galush, Jean A. Tangeman
  • Patent number: 11691381
    Abstract: Described herein is an article comprising (i) bead film comprising a binder resin layer and a plurality of microspheres partially embedded in the binder resin layer such that a portion of the microspheres outwardly protrude a first distance from the surface of the binder resin layer; (ii) a stabilizing layer disposed on the outwardly protruding microspheres opposite the binder resin layer, wherein the stabilizing layer intimately conforms to the protruding microspheres, and wherein the stabilizing layer has a Tg less than 100 C and a storage modulus at 150° C. of at least 1.
    Type: Grant
    Filed: October 6, 2017
    Date of Patent: July 4, 2023
    Assignee: 3M innovative Properties Company
    Inventors: Christopher B. Walker, Jr., Matthew R. C. Atkinson, Mary M. Caruso Dailey, John C. Clark, Vivek Krishnan, Alexander J. Kugel, Steven J. McMan, Abdullahi A. Mohamud
  • Patent number: 11413846
    Abstract: Described herein is an article having a microsphere layer comprising a monolayer of microspheres, the monolayer of microspheres comprising a first area substantially free of microspheres and a second area comprising a plurality of randomly-distributed microspheres, wherein the monolayer of microspheres comprises a predetermined pattern, the predetermined pattern comprises at least one of (i) a plurality of the first areas, (ii) a plurality of the second areas, and (iii) combinations thereof; and (b) a bead bonding layer disposed on the microsphere layer, wherein the plurality of microspheres are partially embedded in a first major surface of the bead bonding layer, wherein the article has a retroreflectivity (Ra) of less than 5.0 candelas/lux/square meter. Also disclosed herein are transfer carriers and methods of making the articles and transfer carriers.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: August 16, 2022
    Assignee: 3M Innovative Properties Company
    Inventors: Christopher B. Walker, Jr., Toheeb B. Alabi, Kui Chen-Ho, John C. Clark, Jeremy P. Gundale, Vivek Krishnan, Alexander J. Kugel, Mikhail L. Pekurovsky, Chris A. Pommer, Matthew S. Stay
  • Patent number: 11390059
    Abstract: Described herein is decorative article having a coefficient of friction less than 0.3 wherein the decorative articles comprises: (i) a microsphere layer comprising a plurality of microspheres, wherein the microsphere layer comprises a monolayer of microspheres and wherein the plurality of microspheres are in a microscopic periodic pattern; and (ii) a bead bonding layer disposed on the microsphere layer, wherein the plurality of microspheres are partially embedded in the bead bonding layer. Also disclosed herein are transfer articles and methods of making the decorative articles and transfer articles.
    Type: Grant
    Filed: December 14, 2016
    Date of Patent: July 19, 2022
    Assignee: 3M Innovative Properties Company
    Inventors: John C. Clark, Samad Javid, Vivek Krishnan, Alexander J. Kugel, Aaron K. Nienaber, Chris A. Pommer, Christopher B. Walker, Jr.
  • Patent number: 11373132
    Abstract: This document describes a computer-implemented method that includes receiving, over a network, at least one of text, audio, image, or video data associated with an entity of interest; identifying, based on the received data, a set of entity-specific candidate features; loading a feature library comprising a plurality of features that are each assigned to one or more feature spaces; and selecting, using a feature selection engine, one or more features from each of the feature spaces based on the set of entity-specific candidate features.
    Type: Grant
    Filed: January 25, 2022
    Date of Patent: June 28, 2022
    Assignee: Accenture Global Solutions Limited
    Inventors: Julie Sweet, Bhaskar Ghosh, Rajendra Prasad Tanniru, Soumala Sarkar, Koushik M. Vijayaraghavan, Vivek Krishnan, Purnima Jagannathan
  • Patent number: 11134540
    Abstract: A device and a method for mixed mode communication are disclosed. For example, a Bluetooth master device transmits data packets to a Bluetooth slave device and receives acknowledgments from the Bluetooth slave device, by controlling a transceiver to transmit the data packets based on a Bluetooth Basic Rate/Enhanced Data Rate (BR/EDR) protocol, and to receive the acknowledgements packet (ACK) based on a Bluetooth Low Energy (BLE) protocol. In another example, a Bluetooth slave device receives the data packets from a Bluetooth master device and transmits acknowledgments to the Bluetooth master device, by controlling a transceiver to receive the data packets based on a BR/EDR protocol, and to transmit the ACK based on a BLE protocol.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: September 28, 2021
    Assignee: Apple Inc.
    Inventors: Hakan Magnus Eriksson, Vivek Krishnan Devarajan, Prasanna Desai, Djordje Kokotovic, Jayant Somani
  • Publication number: 20210280337
    Abstract: A stretchable conductor includes a substrate with a first major surface, wherein the substrate is an elastomeric material. An elongate wire is on the first major surface of the substrate; the wire includes a first end and a second end, and further includes at least one arcuate region between the first end and the second end. At least one portion of the arcuate region of the wire in the region has a first surface area portion embedded in the surface of the substrate and a second surface area portion unembedded on the substrate and exposed in an amount sufficient to render at least an area of the substrate in the region electrically conductive. The unembedded second surface portion of the arcuate region may lie above or below a plane of the substrate. Composite articles including a stretchable conductor in durable electrical contact with a conductive fabric are also disclosed.
    Type: Application
    Filed: September 23, 2020
    Publication date: September 9, 2021
    Inventors: Ankit Mahajan, James Zhu, Saagar A. Shah, Mikhail L. Pekurovsky, Vivek Krishnan, Kevin T. Reddy, Christopher B. Walker, JR., Michael A. Kropp, Kara A. Meyers, Teresa M. Goeddel, Thomas J. Metzler, Jonathan W. Kemling, Roger W. Barton
  • Publication number: 20200398608
    Abstract: There is provided an article comprising at least a first surface having: (a) a first binder layer; (b) a plurality of transparent microspheres partially embedded in the first binder layer such that about 20% to about 70% of the average diameter of the transparent microspheres is exposed at the outermost surface of the article, wherein the transparent microspheres have refractive indices that are less than a refractive index of the first binder layer and wherein the plurality of transparent microspheres consist of microspheres having a refractive index of no more than 1.490.
    Type: Application
    Filed: September 9, 2020
    Publication date: December 24, 2020
    Inventors: Vivek Krishnan, John C. Clark, Thomas B. Galush, Jean A. Tangeman
  • Patent number: 10854355
    Abstract: A stretchable conductor includes a substrate with a first major surface and an elongate wire, wherein the substrate is an elastomeric material, the elongate wire is on the first major surface of the substrate, the wire includes a first end and a second end, and further includes at least one arcuate region between the first end and the second end. At least one portion of the arcuate region of the wire in the region has a first surface area portion embedded in the surface of the substrate and a second surface area portion unembedded on the substrate and exposed in an amount sufficient to render at least an area of the substrate in the region electrically conductive. The unembedded second surface portion of the arcuate region may lie above or below a plane of the substrate. Additionally, different methods of preparing said stretchable conductor are disclosed. Composite articles including said stretchable conductor in durable electrical contact with a conductive fabric are also disclosed.
    Type: Grant
    Filed: June 7, 2018
    Date of Patent: December 1, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Ankit Mahajan, Jr., James Zhu, Saagar A. Shah, Mikhail L. Pekurovsky, Vivek Krishnan, Kevin T. Reddy, Christopher B. Walker, Jr., Michael A. Kropp, Kara A. Meyers, Teresa M. Goeddel, Thomas J. Metzler, Jonathan W. Kemling, Roger W. Barton
  • Patent number: 10844160
    Abstract: There is provided an article a binder resin layer comprising an aliphatic polyurethane polymer comprising a plurality of soft segments, and a plurality of hard segments, where the soft segments comprise polycarbonate polyol; and a plurality of microspheres partially embedded and adhered to a first major surface of the binder resin layer, wherein the specific chemical identities and relative amounts of the segments and moieties of the aliphatic polyurethane polymer are sufficient to impart a glass transition temperature of 10° C. or less in the article and a storage modulus in the article that changes less than 15 MPa from 25° C. to 175° C.
    Type: Grant
    Filed: June 15, 2015
    Date of Patent: November 24, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Christopher B. Walker, Jr., John C. Clark, Alexander J. Kugel, Vivek Krishnan, Abdullahi A. Mohamud
  • Publication number: 20200298526
    Abstract: Described herein is an article having a microsphere layer comprising a monolayer of microspheres, the monolayer of microspheres comprising a first area substantially free of microspheres and a second area comprising a plurality of randomly-distributed microspheres, wherein the monolayer of microspheres comprises a predetermined pattern, the predetermined pattern comprises at least one of (i) a plurality of the first areas, (ii) a plurality of the second areas, and (iii) combinations thereof; and (b) a bead bonding layer disposed on the microsphere layer, wherein the plurality of microspheres are partially embedded in a first major surface of the bead bonding layer, wherein the article has a retroreflectivity (Ra) of less than 5.0 candelas/lux/square meter. Also disclosed herein are transfer carriers and methods of making the articles and transfer carriers.
    Type: Application
    Filed: March 29, 2017
    Publication date: September 24, 2020
    Inventors: Christopher B. Walker, Jr., Toheeb B. Alabi, Kui Chen-Ho, John C. Clark, Jeremy P. Gundale, Vivek Krishnan, Alexander J. Kugel, Mikhail L. Pekurovsky, Chris A. Pommer, Matthew S. Stay
  • Publication number: 20200275525
    Abstract: A device and a method for mixed mode communication are disclosed. For example, a Bluetooth master device transmits data packets to a Bluetooth slave device and receives acknowledgments from the Bluetooth slave device, by controlling a transceiver to transmit the data packets based on a Bluetooth Basic Rate/Enhanced Data Rate (BR/EDR) protocol, and to receive the acknowledgements packet (ACK) based on a Bluetooth Low Energy (BLE) protocol. In another example, a Bluetooth slave device receives the data packets from a Bluetooth master device and transmits acknowledgments to the Bluetooth master device, by controlling a transceiver to receive the data packets based on a BR/EDR protocol, and to transmit the ACK based on a BLE protocol.
    Type: Application
    Filed: December 28, 2017
    Publication date: August 27, 2020
    Inventors: Hakan Magnus Eriksson, Vivek Krishnan Devarajan, Prasanna Desal, Djordje Kokotovic, Jayant Somani
  • Publication number: 20200105440
    Abstract: A stretchable conductor includes a substrate with a first major surface and an elongate wire, wherein the substrate is an elastomeric material, the elongate wire is on the first major surface of the substrate, the wire includes a first end and a second end, and further includes at least one arcuate region between the first end and the second end. At least one portion of the arcuate region of the wire in the region has a first surface area portion embedded in the surface of the substrate and a second surface area portion unembedded on the substrate and exposed in an amount sufficient to render at least an area of the substrate in the region electrically conductive. The unembedded second surface portion of the arcuate region may lie above or below a plane of the substrate. Additionally, different methods of preparing said stretchable conductor are disclosed. Composite articles including said stretchable conductor in durable electrical contact with a conductive fabric are also disclosed.
    Type: Application
    Filed: June 7, 2018
    Publication date: April 2, 2020
    Inventors: Ankit Mahajan, Jr., James Zhu, Saagar A. Shah, Mikhail L. Pekurovsky, Vivek Krishnan, Kevin T. Reddy, Christopher B. Walker, Jr., Michael A. Kropp, Kara A. Meyers, Teresa M. Goeddel, Thomas J. Metzler, Jonathan W. Kemling, Roger W. Barton
  • Publication number: 20200031092
    Abstract: Described herein is an article comprising (i) bead film comprising a binder resin layer and a plurality of microspheres partially embedded in the binder resin layer such that a portion of the microspheres outwardly protrude a first distance from the surface of the binder resin layer; (ii) a stabilizing layer disposed on the outwardly protruding microspheres opposite the binder resin layer, wherein the stabilizing layer intimately conforms to the protruding microspheres, and wherein the stabilizing layer has a Tg less than 100 C and a storage modulus at 150° C. of at least 1.
    Type: Application
    Filed: October 6, 2017
    Publication date: January 30, 2020
    Inventors: Christopher B. Walker, Jr., Matthew R.C. Atkinson, Mary M. Caruso Dailey, John C. Clark, Vivek Krishnan, Alexander J. Kugel, Steven J. McMan, Abdullahi A. Mohamud
  • Patent number: 10513626
    Abstract: There is provided an article comprising at least a first surface having a fluorine-containing polymeric binder resin layer and a plurality of microspheres partially embedded in a first major surface of the binder resin layer and adhered thereto; wherein the fluorine-containing polymer is derived in part from at least one partially fluorinated, or non-fluorinated, monomer; and wherein the article exhibits a stain resistance to yellow mustard at elevated temperature and humidity as measured by the change in b* of less than 50. There are also provided such articles wherein the fluorine-containing polymer is derived in part from at least one partially fluorinated, or non-fluorinated, monomer; and wherein the fluorine content along the polymeric backbone of the fluorine-containing polymer is from about 27% to 72% by weight. There are also provided such articles wherein the article is a thermoformable article exhibiting chemical resistance according to ASTM D5402-06.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: December 24, 2019
    Assignee: 3M Innovative Properties Company
    Inventors: Christopher B. Walker, Jr., John C. Clark, Tatsuo Fukushi, Thomas P. Klun, Vivek Krishnan, Alexander J. Kugel, Lan H. Liu, Jingjing Ma, Steven J. McMan
  • Patent number: 10245812
    Abstract: There is provided a thermoformable article comprising at least a first surface having a binder resin layer comprising a fluorine-containing polymer, where the binder resin layer has a first major surface opposite a second major surface; and a plurality of microspheres partially and adhered to the first major surface of the binder resin layer; where the fluorine-containing polymer is a partially fluorinated polymer derived from at least one fluorine containing monomer and two or more non-fluorinated monomers having at least one active hydrogen functional group, and further wherein at least one but not all of the active hydrogen functional groups are reacted with at least one curing agent having latent functionality. In some instances the curing agent comprises polyisocyanate. There is also provided a thermoset article derived from such thermoformable articles.
    Type: Grant
    Filed: February 13, 2015
    Date of Patent: April 2, 2019
    Assignee: 3M Innovative Properties Company
    Inventors: Christopher B. Walker, Jr., John C. Clark, Thomas P. Klun, Steven J. McMan, Abdullahi A. Mohamud, Alexander J. Kugel, Vivek Krishnan
  • Patent number: 10239277
    Abstract: There is provided an article a binder resin layer comprising an aliphatic polyurethane polymer comprising a plurality of soft segments, and a plurality of hard segments, where the soft segments comprise poly(alkoxy) polyol, and where the poly(alkoxy) polyol is essentially free of crosslinker; and a plurality of microspheres partially embedded and adhered to a first major surface of the binder resin layer, wherein the specific chemical identities and relative amounts of the segments and moieties of the aliphatic polyurethane polymer are sufficient to impart a glass transition temperature of 10° C. or less in the article and a storage modulus in the article that changes less than 15 MPa from 25° C. to 175° C.
    Type: Grant
    Filed: February 13, 2015
    Date of Patent: March 26, 2019
    Assignee: 3M Innovative Properties Company
    Inventors: Alexander J. Kugel, John C. Clark, Vivek Krishnan, Christopher B. Walker, Jr.