Patents by Inventor Guru Prasad

Guru Prasad 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).

  • Publication number: 20220388385
    Abstract: A support device configured to support a battery pack including a first battery accommodating portion arranged in a first space between a pair of side rails constituting a ladder frame of a vehicle, a second battery accommodating portion arranged in a second space below the first space and continuous with the first battery accommodating portion, and batteries accommodated in the first and second battery accommodating portions. The support device includes a frame-side bracket having first brackets extending from each of the side rails outward in a vehicle width direction and downward and a second bracket connecting the first brackets to each other below the battery pack, a battery-side bracket projecting from an end surface on an outer side in the vehicle width direction of the second battery accommodating portion outward in the vehicle width direction, and an elastic coupling portion elastically connecting the frame-side bracket and the battery-side bracket.
    Type: Application
    Filed: August 27, 2020
    Publication date: December 8, 2022
    Inventors: Shigeru OKONOGI, Mahaganesh RAJAKUTTY, Vigneshwar GUNASEKARAN, Kesavan GANAPATHY, Guru Prasad REDDY
  • Patent number: 11474123
    Abstract: A pitot tube includes an outer tube extending from a first tube end to second tube end, the second tube end defining a tip portion of the pitot tube, the tip portion including an inlet opening. A tube sleeve inside of the outer tube at least partially defines a tube passage extending from the first tube end to the second tube end. The tube sleeve includes a sleeve outer surface having a sleeve body portion having a first outer diameter and a sleeve tip portion located at the tip portion of the pitot tube. The sleeve tip portion has a second outer diameter smaller than the first outer diameter. A heating element is located between the outer tube and the tube sleeve at at least the sleeve tip portion.
    Type: Grant
    Filed: January 10, 2020
    Date of Patent: October 18, 2022
    Assignee: ROSEMOUNT AEROSPACE INC.
    Inventors: Robin Jacob, Guru Prasad Mahapatra, Paul Robert Johnson
  • Patent number: 11425797
    Abstract: An air date probe includes a strut assembly extending from a base, and a tube assembly coupled to the strut assembly. One or both of the strut assembly and the tube assembly comprises a self-regulating thin film heating arrangement. The self-regulating thin film heating arrangement includes at least one circuit including a positive temperature coefficient (PTC) heating element connected in series with a negative temperature coefficient (NTC) heating element.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: August 23, 2022
    Assignee: ROSEMOUNT AEROSPACE INC.
    Inventors: Robin Jacob, Guru Prasad Mahapatra
  • Patent number: 11420594
    Abstract: A configurable windshield wiper system for a variable sweep angle and/or variable sweep speed. The system includes a bidirectional motor, a gearbox, the gearbox having and input shaft operably coupled to the motor and an output shaft; the gear box configured to ratiometrically step down the number of turns at its output shaft relative to its input shaft; a wiper arm for sweeping a surface of a windshield, the wiper arm operably coupled to an output of the gearbox; and a controller in operable communication with the motor, the controller configured to execute an algorithm to control the position and speed of the motor to achieve a configured sweep angle and configured sweep speed for the wiper arm.
    Type: Grant
    Filed: January 16, 2018
    Date of Patent: August 23, 2022
    Assignee: ROSEMOUNT AEROSPACE INC.
    Inventors: Prashant Vadgaonkar, Guru Prasad Mahapatra, Sujoy Khanra, Pullaiah Dussa
  • Publication number: 20220136884
    Abstract: A pitot tube includes an outer tube extending from a first tube end to second tube end. The second tube end defines a tip portion of the pitot tube. A tube sleeve is located inside of the outer tube and defines a tube passage extending from the first tube end to the second tube end. A heating element is located between the outer tube and the tube sleeve. The heating element is isolated from airflow into the tube passage. A method of forming a pitot tube includes installing a heating element to an outer surface of a tube sleeve, the tube sleeve defining a tube passage of the pitot tube. The tube sleeve is secured in an outer tube such that the heating element is between the tube sleeve and the outer tube and is isolated from airflow through the tube passage.
    Type: Application
    Filed: January 19, 2022
    Publication date: May 5, 2022
    Inventors: Robin Jacob, Guru Prasad Mahapatra, Paul Robert Johnson
  • Publication number: 20220100938
    Abstract: Systems and methods are described for optimized cell placement. A plurality of cells arranged in an area. Each cell includes a first cell region and a second cell region. The first cell region abuts the second cell region at a reference edge. The cells are aligned such that each reference edge horizontally aligns with a placement reference edge of a row having multiple cells.
    Type: Application
    Filed: September 29, 2020
    Publication date: March 31, 2022
    Inventor: Guru Prasad
  • Patent number: 11262227
    Abstract: A pitot tube includes an outer tube extending from a first tube end to second tube end. The second tube end defines a tip portion of the pitot tube. A tube sleeve is located inside of the outer tube and defines a tube passage extending from the first tube end to the second tube end. A heating element is located between the outer tube and the tube sleeve. The heating element is isolated from airflow into the tube passage. A method of forming a pitot tube includes installing a heating element to an outer surface of a tube sleeve, the tube sleeve defining a tube passage of the pitot tube. The tube sleeve is secured in an outer tube such that the heating element is between the tube sleeve and the outer tube and is isolated from airflow through the tube passage.
    Type: Grant
    Filed: September 23, 2019
    Date of Patent: March 1, 2022
    Assignee: ROSEMOUNT AEROSPACE INC.
    Inventors: Robin Jacob, Guru Prasad Mahapatra, Paul Robert Johnson
  • Patent number: 11235881
    Abstract: A hybrid heater system for aircraft wing ice protection is provided. The hybrid heater system includes a voltage source, a carbon nano-tube (CNT) heater, a first positive temperature coefficient (PTC) heater disposed in parallel with the CNT heater to form a parallel formation and a second PTC heater disposed in series between the voltage source and the parallel formation.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: February 1, 2022
    Assignee: GOODRICH CORPORATION
    Inventors: Robin Jacob, Guru Prasad Mahapatra
  • Publication number: 20210403138
    Abstract: An aircraft windshield wiper system includes a wiper arm, a wiper blade coupled to a distal end of the wiper arm, and a drive shaft coupled to a proximal end of the wiper arm. The wiper blade is configured to clean water, dirt, and other debris from the windshield of the aircraft. The drive shaft is configured to rotate and cause the wiper arm with the coupled wiper blade to sweep across the windshield. The wiper arm includes both composite and metal components to reduce the weight of the windshield wiper system while also providing lightning strike protection.
    Type: Application
    Filed: March 26, 2021
    Publication date: December 30, 2021
    Inventors: Robin Jacob, Aruna Kumar Huluvangala Krishnappa, Guru Prasad Mahapatra
  • Publication number: 20210383046
    Abstract: Systems and method are provided that include a standard cell with multiple input and output storage elements, such as flip flops, latches, etc., with some combination logic interconnected between them. In embodiments, the slave latches on input flip flops are replaced with a fewer number latches at a downstream node(s) of the combination logic resulting in improved performance, area and power, while maintaining functionality at the interface pins of the standard cell. The process of inferring such a standard cell from a behavioral description, such as RTL, of a design or remapping equivalent sub-circuits from a netlist to such a standard cell is also described.
    Type: Application
    Filed: August 24, 2021
    Publication date: December 9, 2021
    Inventors: Guru Prasad, Sachin Kumar
  • Patent number: 11167856
    Abstract: Disclosed is a multilayer structure, comprising: a first heater layer comprising a CNT heater, wherein the CNT heater comprises a composite of carbon nanotubes and silicone; and a second heater layer comprising a PTC heater, wherein the PTC heater comprises a composite of carbon black and polymer; wherein the first heater layer and the second heater layer are first and second respectively in an electrical series; wherein the first heater layer has a negative temperature coefficient with respect to electrical resistivity; and wherein the second heater layer has a positive temperature coefficient with respect to electrical resistivity. Also disclosed is an aircraft component comprising the multilayer structure.
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: November 9, 2021
    Assignee: GOODRICH CORPORATION OF CHARLOTTE, NC
    Inventors: Robin Jacob, Guru Prasad Mahapatra
  • Publication number: 20210327878
    Abstract: Split stack triple height cells and methods of generating layouts of same are described herein. The structure includes a circuit formed within three stacked rows. The circuit includes a first stage having a first plurality of electrical components and a second stage having a second plurality of electrical components. The first row includes a first electrical component of the first plurality of electrical components within a top portion of the first row. A first electrical component of the second plurality of electrical components is within a bottom portion of the first row and a top portion of the second row. A second electrical component of the second plurality of electrical components is within a top portion of the third row and a bottom portion of the second row. A second electrical component of the first plurality of electrical components is within a bottom portion of the third row.
    Type: Application
    Filed: January 14, 2021
    Publication date: October 21, 2021
    Inventor: Guru Prasad
  • Patent number: 11132486
    Abstract: Systems and method are provided that include a standard cell with multiple input and output storage elements, such as flip flops, latches, etc., with some combination logic interconnected between them. In embodiments, the slave latches on input flip flops are replaced with a fewer number latches at a downstream node(s) of the combination logic resulting in improved performance, area and power, while maintaining functionality at the interface pins of the standard cell. The process of inferring such a standard cell from a behavioral description, such as RTL, of a design or remapping equivalent sub-circuits from a netlist to such a standard cell is also described.
    Type: Grant
    Filed: May 21, 2020
    Date of Patent: September 28, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Guru Prasad, Sachin Kumar
  • Patent number: 11131686
    Abstract: Disclosed is a process of manufacturing a pitot tube assembly including: obtaining a metal cylindrical tube having a first axial portion that is a first material blank for an assembly inlet portion of the pitot tube assembly and a second axial portion that is a second material blank for a body portion of the pitot tube assembly; nesting the first axial portion of the tube within a cylindrical graphite insert; nesting the cylindrical graphite insert within a cylindrical sheath; constraining axial motion of the insert; performing laser scanning to the assembly inlet portion; and performing additive manufacturing to the pitot tube assembly inlet portion.
    Type: Grant
    Filed: April 3, 2019
    Date of Patent: September 28, 2021
    Assignee: ROSEMOUNT AEROSPACE INC.
    Inventors: Robin Jacob, Guru Prasad Mahapatra
  • Publication number: 20210291992
    Abstract: A hybrid heater system for an aircraft air data sensor includes a voltage source and a first hybrid heater set. The first hybrid heater set includes a carbon nanotube (CNT) heater, a first positive temperature coefficient (PTC) heater disposed in parallel with the CNT heater to form a parallel formation, and a second PTC heater disposed in series between the voltage source and the parallel formation.
    Type: Application
    Filed: June 17, 2020
    Publication date: September 23, 2021
    Inventors: Robin Jacob, Guru Prasad Mahapatra
  • Publication number: 20210224458
    Abstract: A semiconductor device includes a first and a second power rails extending in a row direction, a third power rail extending in the row direction between the first and second power rail, and a first cell arranged between the first second power rails. A cell height of the first cell in a column direction perpendicular to the row direction is equal to a pitch between the first and second power rails. The semiconductor device also includes a second cell arranged between the first and third power rails. A cell height of the second cell in the column direction is equal to a pitch between the first and third power rails. A first active region of the first cell includes a first width in the column direction greater than a second width, in the column direction, of a second active region in the second cell.
    Type: Application
    Filed: October 19, 2020
    Publication date: July 22, 2021
    Inventors: TA-PEN GUO, GURU PRASAD
  • Patent number: 11055463
    Abstract: Systems and method are provided for automating design of an integrated circuit. In an embodiment, an integrated circuit design file is received that specifies logic elements. A plurality logic elements are identified that share a common input signal. A determination is made that the each of plurality of logic elements include a series of transistors. Upon said determining, the integrated circuit design is modified by identifying first and second transistors for a first of the logic elements, identifying first and second transistors for a second of the logic elements, deleting the second transistor of the second logic element, and routing an output of the first transistor of the second logic element to an input of the second transistor of the first logic element. The modified integrated circuit design is stored in a non-transitory computer-readable medium.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: July 6, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Guru Prasad, Osamu Takahashi, Yu Wang
  • Patent number: 11040765
    Abstract: A composite panel suitable for heating an environment includes a face sheet having a 3D woven structure and abutting the environment, and a first core layer positioned on a side of the face sheet opposite the environment. The 3D woven structure includes at least one z-fiber extending in a first direction, the first direction representing a thickness of the face sheet. The woven structure further includes a plurality of weft layers, each having a weft fiber extending in a second direction, and a warp layer disposed between the plurality of weft layers, the warp layer having a warp fiber extending in a third direction. The z-fiber extends along the plurality of weft layers across a full extent of the 3d woven structure in the first direction.
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: June 22, 2021
    Assignee: Goodrich Corporation
    Inventors: Aruna Kumar Huluvangala Krishnappa, Guru Prasad Mahapatra
  • Publication number: 20210179278
    Abstract: Systems and devices for angle of attack sensors are provided. Aspects include a vane, a faceplate, an annular region in the faceplate, and a thin film heater assembly attached to a surface of the annual region.
    Type: Application
    Filed: February 5, 2020
    Publication date: June 17, 2021
    Inventors: Robin Jacob, John Sunil Palle, Guru Prasad Mahapatra
  • Publication number: 20210172973
    Abstract: An air data probe includes a probe body including a probe wall. The probe body is formed from a first material by direct energy metal deposition. An insert is positioned in the probe wall. The insert is formed from a second material different from the first material. The insert is encapsulated in the probe wall via the direct energy metal deposition. A method of forming an air data probe includes forming one or more thermally conductive inserts, and encapsulating the one or more inserts into a wall of an air data probe via direct energy metal deposition. The air data probe is formed from a first material and the one or more inserts are formed from a second material different from the first material.
    Type: Application
    Filed: February 18, 2021
    Publication date: June 10, 2021
    Inventors: Robin Jacob, Guru Prasad Mahapatra, Paul Robert Johnson, Greg Seidel