Patents by Inventor Rajni
Rajni 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: 20210284618Abstract: The present invention relates to the furanochalcone class of compounds of general formula A. The present invention particularly relates to the synthesis of furanochalcones and their CYP1A1, CYP1A2 and CYP1B1 inhibitory activity. In addition, the invention relates to the prevention or treatment of cancer caused by polyaromatic hydrocarbons (PAHs), 4-nitroquinoline-1-oxide, and N-nitroso-N-methylurea, heterocyclic amines, estrogen and 17?-estradiol, resulting from the inhibition of CYP1A1, CYP1A2 and CYP1B1 enzymes.Type: ApplicationFiled: August 11, 2017Publication date: September 16, 2021Inventors: Sandip Bibishan Bharate, Rajni Sharma, Prashant Joshi, Ram Vishwakarma, Bhabatosh Chaudhuri
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Publication number: 20210268277Abstract: A carbon fiber implantable probe, a method of manufacturing the carbon implantable probe, and a method of implanting the probe in an implantation site, such as a nerve. The carbon fiber implantable probe includes a flexible probe body, a carbon fiber microarray (CFMA) composing one or more carbon fiber electrodes at least partially embedded in the flexible probe body, and a signal conductor connected to the one or more carbon fiber electrodes of the CFMA. In one example, the CFMA includes carbon fiber electrodes having conductive carbon coms partially surrounded by an insulative coating. The combination of the CFMA with the flexible probe body, made of silicone rubber for example, can improve implantation processes.Type: ApplicationFiled: June 21, 2019Publication date: September 2, 2021Inventors: Cynthia Anne Chestek, Elissa Joy Welle, John Paul Seymour, Lauren Leigh Zimmerman, Zhonghua Ouyang, Paras Rajni Patel, Ahmad Jiman, Timothy Morris Bruns
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Publication number: 20210262254Abstract: A vehicle door handle and a corresponding system is described. The vehicle door handle comprises a first pair of switches with a first on-off switching unit and a second on-off switching unit, wherein the switching units of the first pair of switches are arranged adjacent to one another on the car door handle, the first on-off switching unit is connectable to a first input of a control unit as to control switching between a high level and a low level at the first input, and the second on-off switching unit is connectable to a second input of the control unit as to control switching between a high level and a low level at the second input.Type: ApplicationFiled: February 18, 2021Publication date: August 26, 2021Applicant: U-Shin Deutschland Zugangssysteme GmbHInventors: Marc-Tell Lammich, Dietmar Krauss, Valerio Vona, Rajni Chauhan
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Publication number: 20210108088Abstract: A coating composition containing a crosslinkable coating composition. The coating system comprises: ingredient A that has at least two protons that can be activated to form a Michael carbanion donor; ingredient B that functions as a Michael acceptor having at least two ethylenically unsaturated functionalities each activated by an electron-withdrawing group; and a catalyst system. In one embodiment, the catalyst system comprises diethyl carbonate, quaternary ammonium hydroxide or quaternary ammonium alkoxide, ethanol and 4-6 wt. % water. In another embodiment, the catalyst system comprises carbon dioxide, quaternary ammonium hydroxide or quaternary ammonium alkoxide, ethanol and 2-4 wt. % water. In certain embodiments, the coating composition optionally further comprising ammonium carbamate (H2NR8R9+—OC?ONR8R9), wherein R8 R9 are each independently selected from hydrogen, a linear or branched substituted or unsubstituted alkyl group having 1 to 22 carbon atoms; 1 to 8 carbon atoms; 1 to 3 carbon atoms.Type: ApplicationFiled: December 21, 2020Publication date: April 15, 2021Applicant: Elementis Specialties, Inc.Inventors: Rajni GUPTA, Wouter IJDO, Yanhui CHEN, Prashant DESHMUKH, James A. HECK, Wayne HOYTE, Maurice GRAY
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Patent number: 10958200Abstract: A method for operating a wind turbine power system that supplies real and reactive power to a grid includes operating a generator of the wind turbine power system up to a first speed limit. The method also includes monitoring a wind speed at the wind turbine power system. When the wind speed drops below a predetermined threshold, the method includes reducing the first speed limit of the generator to a reduced speed limit of the generator. Further, the method includes operating the generator at the reduced speed limit for as long as the wind speed remains below the predetermined threshold so as to optimize a tip-speed-ratio of the wind turbine power system during low wind speeds, thereby increasing power production of the wind turbine power system at low wind speeds.Type: GrantFiled: August 27, 2019Date of Patent: March 23, 2021Assignee: General Electric CompanyInventors: Kasi Viswanadha Raju Gadiraju, Deepak Raj Sagi, Rajni Kant Burra
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Patent number: 10951030Abstract: A method for reactive power control of a wind farm having a plurality of clusters of wind turbines with a cluster transformer connecting each cluster of wind turbines to a power grid is provided. The method includes receiving, via a plurality of cluster-level controllers, a reactive power command from a farm-level controller. The method also includes generating, via the cluster-level controllers, a cluster-level reactive current command for each cluster of wind turbines based on the reactive power command. Further, the method includes distributing, via the cluster-level controllers, a turbine-level reactive current command to turbine-level controllers of the wind turbines based on the cluster-level reactive current command.Type: GrantFiled: May 2, 2018Date of Patent: March 16, 2021Assignee: General Electric CompanyInventors: Govardhan Ganireddy, Rajni Burra, Wei Ren, Anthony Michael Klodowski, Saurabh Shukla, Zhuohui Tan, Robert Gregory Wagoner
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Publication number: 20210067073Abstract: A method for operating a wind turbine power system that supplies real and reactive power to a grid includes operating a generator of the wind turbine power system up to a first speed limit. The method also includes monitoring a wind speed at the wind turbine power system. When the wind speed drops below a predetermined threshold, the method includes reducing the first speed limit of the generator to a reduced speed limit of the generator. Further, the method includes operating the generator at the reduced speed limit for as long as the wind speed remains below the predetermined threshold so as to optimize a tip-speed-ratio of the wind turbine power system during low wind speeds, thereby increasing power production of the wind turbine power system at low wind speeds.Type: ApplicationFiled: August 27, 2019Publication date: March 4, 2021Inventors: Kasi Viswanadha Raju Gadiraju, Deepak Raj Sagi, Rajni Kant Burra
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Patent number: 10931115Abstract: An electrical power system connectable to a power grid includes at least one cluster of electrical power subsystems. Each of the electrical power subsystems includes a power converter electrically coupled to a generator having a generator rotor and a generator stator. Each of the electrical power subsystems defines a stator power path and a converter power path for providing power to the power grid. The electrical power system also includes a single cluster transformer connecting the at least one cluster of the electrical power subsystems to the power grid. The single cluster transformer includes a plurality of low-voltage (LV) primary windings and at least one medium-voltage/high-voltage secondary (MV/HV) winding.Type: GrantFiled: September 30, 2019Date of Patent: February 23, 2021Assignee: General Electric CompanyInventors: Arvind Kumar Tiwari, Rajni Kant Burra, Robert Gregory Wagoner
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Patent number: 10894886Abstract: A coating composition containing a crosslinkable coating composition. The coating system comprises: ingredient A that has at least two protons that can be activated to form a Michael carbanion donor; ingredient B that functions as a Michael acceptor having at least two ethylenically unsaturated functionalities each activated by an electron-withdrawing group; and a catalyst system. In one embodiment, the catalyst system comprises diethyl carbonate, quaternary ammonium hydroxide or quaternary ammonium alkoxide, ethanol and 4-6 wt. % water. In another embodiment, the catalyst system comprises carbon dioxide, quaternary ammonium hydroxide or quaternary ammonium alkoxide, ethanol and 2-4 wt. % water. In certain embodiments, the coating composition optionally further comprising ammonium carbamate (H2NR8R9+—OC?ONR8R9), wherein R8R9 are each independently selected from hydrogen, a linear or branched substituted or unsubstituted alkyl group having 1 to 22 carbon atoms; 1 to 8 carbon atoms; 1 to 3 carbon atoms.Type: GrantFiled: June 13, 2018Date of Patent: January 19, 2021Assignee: Elementis Specialties, Inc.Inventors: Rajni Gupta, Wouter Ijdo, Yanhui Chen, Prashant Deshmukh, James A. Heck, Wayne Hoyte, Maurice Gray
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Publication number: 20210007963Abstract: A crosslinkable coating composition comprising: ingredient A that has at least two protons that can be activated to form a Michael carbanion donor; ingredient B that functions as a Michael acceptor having at least two ethylenically unsaturated functionalities each activated by an electron-withdrawing group; and a dormant carbamate initiator of Formula (1) wherein R1 and R2 can be independently selected from hydrogen, a linear or branched substituted or unsubstituted alkyl group having 1 to 22 carbon atoms; 1 to 8 carbon atoms; and An+ is a cationic species or polymer and n is an integer equal or greater than 1 with the proviso that An+ is not an acidic hydrogen; and optionally further comprising ammonium carbamate (H2NR1R2+?OC?ONR1R2). The crosslinkable coating composition can be used for a variety of coating applications including nail coating compositions.Type: ApplicationFiled: August 21, 2020Publication date: January 14, 2021Applicant: Elementis Specialties, Inc.Inventors: Wouter IJDO, Yanhui CHEN, Prashant DESHMUKH, Rajni GUPTA, James A. HECK, Wayne HOYTE, Maurice GRAY
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Patent number: 10872925Abstract: A CMOS integrated circuit includes a Hall sensor having a Hall plate formed in a first isolation layer which is formed concurrently with a second isolation layer under a MOS transistor. A first shallow well with a conductivity type opposite from the first isolation layer is formed over, and extending to, the Hall plate. The first shallow well is formed concurrently with a second shallow well under the MOS transistor. The Hall sensor may be a horizontal Hall sensor for sensing magnetic fields oriented perpendicular to the top surface of the substrate of the integrated circuit, or may be a vertical Hall sensor for sensing magnetic fields oriented parallel to the top surface of the substrate of the integrated circuit.Type: GrantFiled: June 26, 2019Date of Patent: December 22, 2020Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Keith Ryan Green, Rajni J. Aggarwal, Ajit Sharma
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Publication number: 20200375833Abstract: A motorized rehabilitation device includes a mobile base bound by a lower surface and an upper surface. A first motorized wheel assembly is supported on the upper surface of the mobile base. The mobile base also includes a second motorized wheel assembly at least partially extending below the lower surface of the base. A dome is bound by an exterior convex surface and an interior concave surface. The dome is biased for friction contact of the interior concave surface with the first motorized wheel assembly. An end-effector is positioned above the exterior concave surface. The end-effector is configured to engage an animal body part.Type: ApplicationFiled: October 18, 2017Publication date: December 3, 2020Inventors: Rajni V. PATEL, Vahid MEHRABI, Seyed Farokh ATASHZAR
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Patent number: 10826297Abstract: Systems and methods of wind power generation in electrical power systems are described. According to one aspect, a wind turbine system can include a down tower portion having a main transformer configured to transform medium voltage power to another voltage power, a tower portion having one or more medium voltage cables configured to transmit medium voltage power, and, a nacelle portion. The nacelle portion can include a generator comprising a stator and a rotor. The stator may be connected to one or more medium voltage cables via a stator power path. The nacelle portion also includes a power converter coupled to the rotor of the generator, and, a step-up transformer coupled to the power converter and the one or more medium voltage cables. The step-up transformer can be configured to step-up low voltage power to medium voltage power.Type: GrantFiled: November 6, 2018Date of Patent: November 3, 2020Assignee: General Electric CompanyInventors: Govardhan Ganireddy, Biao Fang, Rajni Kant Burra
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Patent number: 10819103Abstract: A method for isolating faults in an electrical power system connected to a power grid includes dividing the electrical power system into a plurality of power modules each including a plurality of electrical power subsystems and a substation. Each of the electrical power subsystems defines a stator power path and a converter power path for providing power to the power grid and having a partial power transformer. The method also includes coupling each of the power modules to the power grid via a primary electrical line. Further, the method includes monitoring the electrical power system for faults. In response to detecting a fault in one of the power modules, the method includes isolating the fault to the power module experiencing the fault. In contrast, if the fault is detected in the primary electrical line or the power grid, the method includes tripping the electrical power system.Type: GrantFiled: December 7, 2017Date of Patent: October 27, 2020Assignee: General Electric CompanyInventors: Rajni Kant Burra, Randal Voges, Saurabh Shukla, Govardhan Ganireddy, Baraa Kadhum
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Patent number: 10799443Abstract: A crosslinkable coating composition comprising: ingredient A that has at least two protons that can be activated to form a Michael carbanion donor; ingredient B that functions as a Michael acceptor having at least two ethylenically unsaturated functionalities each activated by an electron-withdrawing group; and a dormant carbamate initiator of Formula (1) wherein R1 and R2 can be independently selected from hydrogen, a linear or branched substituted or unsubstituted alkyl group having 1 to 22 carbon atoms; 1 to 8 carbon atoms; and An+ is a cationic species or polymer and n is an integer equal or greater than 1 with the proviso that An+ is not an acidic hydrogen; and optionally further comprising ammonium carbamate (H2NR1R2+?OC?ONR1R2). The crosslinkable coating composition can be used for a variety of coating applications including nail coating compositions.Type: GrantFiled: March 18, 2020Date of Patent: October 13, 2020Assignee: ELEMENTIS SPECIALTIES, INC.Inventors: Wouter Ijdo, Yanhui Chen, Prashant Deshmukh, Rajni Gupta, James A. Heck, Wayne Hoyte, Maurice Gray
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Patent number: 10784689Abstract: An electrical power system includes a cluster of electrical power subsystems, each of the electrical power subsystems including a power converter electrically coupled to a generator having a generator rotor and a generator stator. Each of the electrical power subsystems defines a stator power path and a converter power path for providing power to the power grid. The converter power path includes a partial power transformer. The electrical power system further includes a subsystem breaker configured with each of the electrical power subsystems, and a cluster transformer for connecting each cluster of electrical power subsystems to the power grid. The electrical power system further includes a cluster power path extending between each subsystem breaker and the cluster transformer, and a distortion filter electrically coupled to the cluster transformer. The distortion filter reduces harmonics in current flowing from the electrical power subsystems to the cluster transformer.Type: GrantFiled: May 8, 2017Date of Patent: September 22, 2020Assignee: General Electric CompanyInventors: Govardhan Ganireddy, Saurabh Shukla, Rajni Burra, Robert Gregory Wagoner, Anthony Michael Klodowski, Yashomani Kolhatkar
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Publication number: 20200282053Abstract: The present invention relates to anti-IL-36R formulations for administration to a subject.Type: ApplicationFiled: March 5, 2020Publication date: September 10, 2020Inventors: Sandra Nicole DENKINGER, Anna Maria STEINER, Derrick Spencer KATAYAMA, Rajni Prasad MEHRA, Ingo Michael PRESSER, Ravija SINGH, Sara Kay WRIGHT
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Patent number: 10763674Abstract: An electrical power system includes a system-level controller and a plurality of clusters of subsystems defining a stator power path and a converter power path for providing power to the power grid. The converter power path includes a partial power transformer. The system further includes a cluster transformer connecting each cluster to the power grid and a plurality of cluster-level controllers communicatively coupled with the system-level controller. Each of the clusters is communicatively coupled with one of the cluster-level controllers. Thus, the system-level controller regulates system-level active and/or reactive power based on required active or reactive power for the system, respectively, and compares the system-level active or reactive power with preferred values thereof.Type: GrantFiled: September 29, 2017Date of Patent: September 1, 2020Assignee: General Electric CompanyInventors: Govardhan Ganireddy, Rajni Kant Burra, Deepak Raj Sagi
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Patent number: 10731630Abstract: A control method for increasing reactive power generation of a wind turbine having a Doubly-Fed Induction Generator (DFIG) includes obtaining, by a control device having one or more processors and one or more memory devices, wind forecast data of the wind turbine. Further, the method includes generating, by the control device, a real-time thermal model of the DFIG of the wind turbine using the wind forecast data. More specifically, the thermal model defines a thermal capacity for the DFIG that does not exceed system limits. Thus, the method also includes dynamically adjusting, by the control device, a reactive power set point of the DFIG of the wind turbine based on the real-time thermal model.Type: GrantFiled: January 3, 2018Date of Patent: August 4, 2020Assignee: General Electric CompanyInventors: Arvind Kumar Tiwari, Rajni Kant Burra, Yashomani Y. Kolhatkar, Harold Robert Schnetzka
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Publication number: 20200235577Abstract: A method for controlling an electrical power system connected to a power grid includes receiving a reactive power command and a measured reactive power and generating a reactive power error signal based on a difference between the reactive power command and the measured reactive power. Further, the method includes receiving, via a reactive power regulator, the reactive power error signal. Moreover, the method includes generating, via the reactive power regulator, a voltage command based on the error signal. The method also includes generating, via a droop control, a voltage droop signal. In addition, the method includes generating a voltage error signal as a function of the voltage droop signal and at least one of the voltage command or a measured terminal voltage. Thus, the method further includes generating, via a voltage regulator, a reactive current command based on the voltage error signal.Type: ApplicationFiled: September 15, 2017Publication date: July 23, 2020Inventors: Rajni Kant Burra, Govardhan Ganireddy, Anthony Michael Klodowski, Wenqiang Yang