Patents by Inventor Chandra Kumar
Chandra Kumar 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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Patent number: 10667562Abstract: The present disclosure provides components useful in heating, particularly heating of an aerosol precursor solution so as to vaporize the solution and form an aerosol. The disclosure particularly provides an electrically conductive, porous carbon heater. The heater may be combined with an aerosol precursor transport element that also is formed of carbon. The heater and transport element may form an atomizer that can be useful in an electronic smoking article, such as in a cartridge that is adapted for attachment to a control body. In some embodiments, the disclosure provides a cartridge of an electronic smoking article, the cartridge being formed substantially completely of carbon.Type: GrantFiled: November 30, 2018Date of Patent: June 2, 2020Assignee: RAI Strategic Holdings, Inc.Inventors: Michael F. Davis, Balager Ademe, Chandra Kumar Banerjee, Susan K. Pike, David William Griffith, Jr., Steven Benson Sears, Evon L. Crooks, Karen V. Williams, Timothy Brian Nestor, David Bovender
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Patent number: 10624390Abstract: The invention provides a method for making a fuel element for a smoking article comprising forming a combustible carbonaceous material into a fuel element adapted for use in a smoking article; incorporating a metal-containing catalyst precursor into the fuel element or onto the surface thereof to form a treated fuel element, the incorporating step occurring before, during, or after said forming step; and optionally heating or irradiating the treated fuel element at a temperature and for a time sufficient to convert the catalyst precursor to a catalytic metal compound. Examples of metal-containing catalyst precursors include iron nitrate, copper nitrate, cerium nitrate, cerium ammonium nitrate, manganese nitrate, magnesium nitrate, and zinc nitrate. Fuel elements treated according to the invention, and smoking articles including such fuel elements, are also provided.Type: GrantFiled: May 16, 2013Date of Patent: April 21, 2020Assignee: R.J. Reynolds Tobacco CompanyInventors: Chandra Kumar Banerjee, Stephen Benson Sears
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Publication number: 20190191760Abstract: An aerosol-generation system for a smoking article comprises an aerosol-generating segment and a heat generation segment. The heat generation segment has a length and includes a heat source. The aerosol-generation system for a smoking article also comprises an insulator disposed between the aerosol-generating segment and the heat source of the heat generation segment. Each segment is physically separate and in a heat exchange relationship. The heat source comprises a carbonaceous material.Type: ApplicationFiled: March 4, 2019Publication date: June 27, 2019Applicant: R.J. Reynolds Tobacco CompanyInventors: Chandra Kumar Banerjee, Stephen Benson Sears, Joanne Naomi Taylor
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Publication number: 20190188279Abstract: Described herein are technologies that provide an element of security related to file system operations. Individual nodes in a file system, such as a directory or a file, can be associated with information that describes how to handle letter case when a file name included in a file system operation request is used to locate a file in the file system. For example, a case sensitive designation associated with a directory can require a case sensitive match between a file name included in a request and a file name included in the directory, in order to perform the requested file system operation. In another example, a case preferring designation associated with a directory first checks for a case sensitive match between file names. If a case sensitive match does not exist, then a case insensitive match between the file names can be used to perform the requested file system operation.Type: ApplicationFiled: December 15, 2017Publication date: June 20, 2019Inventors: Neal Robert CHRISTIANSEN, Chandra Kumar Konamki VIJAYAMUNEESWARALU, Craig Ashley BARKHOUSE, Sven GROOT, John Andrew STARKS
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Patent number: 10258079Abstract: A smoking article, such as a cigarette, includes a carbonaceous heat source. A mouth end piece segment is located at the mouth end of the smoking article, and the mouth end piece segment allows the smoking article to be placed in the mouth of the smoker to be drawn upon. The smoking article further incorporates an aerosol-generating segment located between the heat generation segment and the mouth end piece segment. The aerosol-generating segment incorporates an aerosol-forming material (e.g., glycerin and flavors). The heat generation segment is in a heat exchange relationship with the aerosol-generating region such that heat generated by the burning fuel element acts to volatilize aerosol-forming material for aerosol formation. The carbonaceous heat source is in intimate contact with coarse, fine or ultrafine particles of materials such as cerium oxide, or mixtures of cerium oxide and palladium chloride.Type: GrantFiled: November 20, 2015Date of Patent: April 16, 2019Assignee: R.J. REYNOLDS TOBACCO COMPANYInventors: Chandra Kumar Banerjee, Stephen Benson Sears, Joanne Naomi Taylor
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Publication number: 20190098938Abstract: The present invention provides a conductive substrate useful for Joule heating, such as in an electronic smoking article. Particularly, the invention provides a resistive heating element formed of a conductive substrate. The conductive substrate comprises an electrically conductive material and a carbonaceous additive, such as a binder material. The conductive substrate is carbonized in that it is subjected to calcining conditions to effectively reduce the carbonaceous additive to its carbon skeleton. It has been found that such carbonized substrate has surprisingly improved resistance properties in relation a substrate of the same formulation that is not carbonized. The carbonized substrate can include an aerosol precursor material. The formed resistive heating element can be included in an electronic smoking article to simultaneously provide resistive heating and aerosol formation with a single, unitary component.Type: ApplicationFiled: December 3, 2018Publication date: April 4, 2019Inventors: David William Griffith, JR., Yi-Ping Chang, Calvin W. Henderson, Ricky Lee Montgomery, Walter Charles Liebscher, II, Chandra Kumar Banerjee, Paul E. Braxton, Stephen Benson Sears, Kenneth Allen Beard, Timothy Brian Nestor, Balager Ademe, Frederic Philippe Ampolini, Dennis Lee Potter
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Publication number: 20190090548Abstract: The present disclosure provides components useful in heating, particularly heating of an aerosol precursor solution so as to vaporize the solution and form an aerosol. The disclosure particularly provides an electrically conductive, porous carbon heater. The heater may be combined with an aerosol precursor transport element that also is formed of carbon. The heater and transport element may form an atomizer that can be useful in an electronic smoking article, such as in a cartridge that is adapted for attachment to a control body. In some embodiments, the disclosure provides a cartridge of an electronic smoking article, the cartridge being formed substantially completely of carbon.Type: ApplicationFiled: November 30, 2018Publication date: March 28, 2019Inventors: Michael F. Davis, Balager Ademe, Chandra Kumar Banerjee, Susan K. Pike, David William Griffith, JR., Steven Benson Sears, Evon L. Crooks, Karen V. Williams, Timothy Brian Nestor, David Bovender
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Publication number: 20190090549Abstract: The present disclosure provides components useful in heating, particularly heating of an aerosol precursor solution so as to vaporize the solution and form an aerosol. The disclosure particularly provides an electrically conductive, porous carbon heater. The heater may be combined with an aerosol precursor transport element that also is formed of carbon. The heater and transport element may form an atomizer that can be useful in an electronic smoking article, such as in a cartridge that is adapted for attachment to a control body. In some embodiments, the disclosure provides a cartridge of an electronic smoking article, the cartridge being formed substantially completely of carbon.Type: ApplicationFiled: November 30, 2018Publication date: March 28, 2019Inventors: Michael F. Davis, Balager Ademe, Chandra Kumar Banerjee, Susan K. Pike, David William Griffith, JR., Steven Benson Sears, Evon L. Crooks, Karen V. Williams, Timothy Brian Nestor, David Bovender
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Patent number: 10172387Abstract: The present disclosure provides components useful in heating, particularly heating of an aerosol precursor solution so as to vaporize the solution and form an aerosol. The disclosure particularly provides an electrically conductive, porous carbon heater. The heater may be combined with an aerosol precursor transport element that also is formed of carbon. The heater and transport element may form an atomizer that can be useful in an electronic smoking article, such as in a cartridge that is adapted for attachment to a control body. In some embodiments, the disclosure provides a cartridge of an electronic smoking article, the cartridge being formed substantially completely of carbon.Type: GrantFiled: August 28, 2013Date of Patent: January 8, 2019Assignee: RAI Strategic Holdings, Inc.Inventors: Michael F. Davis, Balager Ademe, Chandra Kumar Banerjee, Susan K. Pike, David William Griffith, Jr., Stephen Benson Sears, Evon L. Crooks, Karen V. Williams, Timothy Brian Nestor, David Bovender
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Patent number: 10126962Abstract: Techniques are described for performing a memory operation where direct memory access and logical address translation are implemented. A request for an I/O operation received that includes information indicative of whether a physical memory address may be changed and whether sector atomicity is desired. Based on the information, the requested I/O operation is performed using unmodified Block Translation Table (BTT) where the physical location associated with the requested I/O operation is changed and sector atomicity is provided, or modified BTT where a physical location associated with the requested I/O operation is not changed, or modified BTT where a physical location associated with the requested I/O operation is not changed and atomicity is provided.Type: GrantFiled: October 11, 2016Date of Patent: November 13, 2018Assignee: Microsoft Technology Licensing, LLCInventors: Neal R. Christiansen, Chandra Kumar Konamki Vijayamuneeswaralu, Scott Chao-Chueh Lee, Atul P. Talesara, Pedro d'Aquino Filocre FS Barbuda
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Patent number: 9940283Abstract: The present subject matter discloses methods and systems of application sharing in multi-host computing system (100) running multiple operating systems. In one embodiment, the method for application sharing in a multi-host computing system (100) comprises receiving a request to launch an application in a first operating system of the multi-host computing system (100) from a second operating system of the multi-host computing system (100), generating an application launch request to launch the application and transmitting the application launch request to a widget daemon running on the first operating system using a PCIe to PCIe application redirection engine. The method further comprises initiating an application sharing session between the first operating system of the multi-host computing system (100) from the second operating system of the multi-host computing system (100).Type: GrantFiled: April 9, 2012Date of Patent: April 10, 2018Assignee: Ineda Systems Inc.Inventors: Balaji Kanigicherla, Sridhar Adusumilli, Sarveshwar Bandi, Narsi Reddy Annapureddy, Chandra Kumar Chettiar, Kishor Arumilli
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Publication number: 20170315742Abstract: Techniques are described for performing a memory operation where direct memory access and logical address translation are implemented. A request for an I/O operation received that includes information indicative of whether a physical memory address may be changed and whether sector atomicity is desired. Based on the information, the requested I/O operation is performed using unmodified Block Translation Table (BTT) where the physical location associated with the requested I/O operation is changed and sector atomicity is provided, or modified BTT where a physical location associated with the requested I/O operation is not changed, or modified BTT where a physical location associated with the requested I/O operation is not changed and atomicity is provided.Type: ApplicationFiled: October 11, 2016Publication date: November 2, 2017Inventors: Neal R. Christiansen, Chandra Kumar Konamki Vijayamuneeswaralu, Scott Chao-Chueh Lee, Atul P. Talesara, Pedro d'Aquino Filocre FS Barbuda
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Patent number: 9772858Abstract: Described herein is a detachable multi-host computing system (100) having multiple host processors running different operating systems. In one implementation, the multi-host computing system (100) includes a detachable unit (102) and a base unit (104). Each of the detachable unit (102) and the base unit (104) includes an MR-IOV switch and a MR-PCIM for controlling the MR-IOV switch. In one embodiment, the MR-PCIM for both the detachable unit (102) and the base unit (104) is configured such that a single MR-PCIM switch may be used for enumerating peripheral devices connected to the detachable unit (102) and the base unit (104) when the detachable unit (102) and the base unit (104) are in an attached mode.Type: GrantFiled: April 20, 2012Date of Patent: September 26, 2017Assignee: Ineda Systems Inc.Inventors: Balaji Kanigicherla, Dhanumjai Pasumarthy, Naga Murali Medeme, Shabbir Haider, Raja Babu Mailapalli, Kishor Arumilli, Chandra Kumar Chettiar
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Patent number: 9740409Abstract: Described herein is a virtualized storage system (VSS), for sharing a storage cluster comprising a plurality of storage devices, among multiple hosts. The virtualized storage system comprises a plurality of virtual host bus adapters (vHBA), wherein each vHBA is connected to a host, though a standard based host bus interface. The VSS further comprises a storage fabric switch for connecting the plurality of the vHBAs with the storage cluster through a cluster of storage controllers to facilitate transfer of data and commands between the hosts and the storage devices, wherein the storage fabric switch provide storage services for each host, the storage services comprising at least one of backup, replication and thin-provisioning. The storage fabric switch further comprises a command processing engine (CPE) to map commands received from the plurality of vHBAs, in a virtual addressing domain, to a physical address of a mapped storage controller for execution.Type: GrantFiled: May 22, 2014Date of Patent: August 22, 2017Assignee: INEDA SYSTEMS, INC.Inventors: Balaji Kanigicherla, Krishna Mohan Tandaboina, Kishor Arumilli, Siva Raghu Ram Voleti, Chandra Kumar Chettiar, Karamveer Yadav, Kalpana Jeevaraj, Chandra Kanth Rapalli, Manoj Ugalmugle
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Patent number: 9554594Abstract: A filter element incorporating an adsorbent material is provided. The filter element may comprise a first section of filter material and a second section of filter material spaced apart to form a compartment therebetween. The compartment may be filled with one or more adsorbents or the compartment may be divided into two regions, wherein one compartment region is filled with an adsorbent and the other compartment region is either filled with an ion-exchange resin or remains empty. The section of filter material adjacent to the tobacco rod may include one or more channels therethrough for passaging smoke directly from the tobacco rod into the adsorbent-filled compartment. The mouth end section of filter material may contain a breakable capsule, wherein the breakable capsule is filled with a flavoring agent capable of altering the taste characteristics of mainstream smoke.Type: GrantFiled: October 24, 2011Date of Patent: January 31, 2017Assignee: R.J. Reynolds Tobacco CompanyInventors: Melissa Ann Clark, Sharon Pitts Dunlap, Chandra Kumar Banerjee
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Patent number: 9332784Abstract: The invention provides a method for making a fuel element for a smoking article including the steps of mixing a metal-containing catalyst precursor with a filler material or graphite or a combination thereof to form a pre-treated fuel element component; optionally calcining the pre-treated fuel element component in order to convert the catalyst precursor to a catalytic metal compound; after the optional calcining step, combining the pre-treated fuel element component with a carbonaceous material and a binder to produce a fuel element composition; and forming the fuel element composition into a fuel element adapted for use in a smoking article. Examples of metal-containing catalyst precursors include iron nitrate, copper nitrate, cerium nitrate, cerium ammonium nitrate, manganese nitrate, magnesium nitrate, and zinc nitrate. Fuel elements treated according to the invention, and smoking articles including such fuel elements, are also provided.Type: GrantFiled: November 26, 2013Date of Patent: May 10, 2016Assignee: R.J. Reynolds Tobacco CompanyInventors: Chandra Kumar Banerjee, Stephen Benson Sears, Susan K Pike
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Patent number: 9292575Abstract: Dynamically aggregating data is provided. A server device receives a subscriber request for a report based on a subset of metadata contained in a data dimensions catalog. The server device analyzes data aggregation requirements from a plurality of data sources for the report based on the subset of metadata defined in the subscriber request. The server device generates a data access plan for movement of data from the plurality of data sources based on the data aggregation requirements for the report. Then, the server device executes the data access plan to fetch the data from the plurality of data sources based on the data aggregation requirements for the report.Type: GrantFiled: November 19, 2010Date of Patent: March 22, 2016Assignee: International Business Machines CorporationInventors: Abhijit Bose, Mithkal M. Smadi, Jimeng Sun, Chandra Kumar Velpuri
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Publication number: 20160073687Abstract: A smoking article, such as a cigarette, includes a carbonaceous heat source. A mouth end piece segment is located at the mouth end of the smoking article, and the mouth end piece segment allows the smoking article to be placed in the mouth of the smoker to be drawn upon. The smoking article further incorporates an aerosol-generating segment located between the heat generation segment and the mouth end piece segment. The aerosol-generating segment incorporates an aerosol-forming material (e.g., glycerin and flavors). The heat generation segment is in a heat exchange relationship with the aerosol-generating region such that heat generated by the burning fuel element acts to volatilize aerosol-forming material for aerosol formation. The carbonaceous heat source is in intimate contact with coarse, fine or ultrafine particles of materials such as cerium oxide, or mixtures of cerium oxide and palladium chloride.Type: ApplicationFiled: November 20, 2015Publication date: March 17, 2016Applicant: R.J. REYNOLDS TOBACCO COMPANYInventors: Chandra Kumar Banerjee, Stephen Benson Sears, Joanne Naomi Taylor
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Patent number: 9220301Abstract: A smoking article, such as a cigarette, includes a carbonaceous heat source. A mouth end piece segment is located at the mouth end of the smoking article, and the mouth end piece segment allows the smoking article to be placed in the mouth of the smoker to be drawn upon. The smoking article further incorporates an aerosol-generating segment located between the heat generation segment and the mouth end piece segment. The aerosol-generating segment incorporates an aerosol-forming material (e.g., glycerin and flavors). The heat generation segment is in a heat exchange relationship with the aerosol-generating region such that heat generated by the burning fuel element acts to volatilize aerosol-forming material for aerosol formation. The carbonaceous heat source is in intimate contact with coarse, fine or ultrafine particles of materials such as cerium oxide, or mixtures of cerium oxide and palladium chloride.Type: GrantFiled: March 16, 2006Date of Patent: December 29, 2015Assignee: R.J. Reynolds Tobacco CompanyInventors: Chandra Kumar Banerjee, Stephen Benson Sears, Joanne Naomi Taylor
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Patent number: 9149072Abstract: A cigarette includes lighting and mouth ends. It may include a smokable segment disposed at the lighting end. It also includes a mouth-end segment; an aerosol-generation system disposed between the lighting and mouth ends, which includes (i) a heat-generation segment adjacent the smokable segment, including a heat source and an insulation layer and (ii) an aerosol-generating segment including a substrate, which may include tobacco pellets and aerosol-forming material disposed in a substrate cavity between the heat generation segment and the mouth end; a piece of outer wrapping material that provides an overwrap around at least a portion of the aerosol-generating segment, the heat-generation segment, and at least a portion of the smokable segment and includes a foil strip laminated thereon; those segments being connected together by the overwrap to provide a cigarette rod; that is connected to the mouth-end segment using tipping material.Type: GrantFiled: September 20, 2011Date of Patent: October 6, 2015Assignee: R.J. Reynolds Tobacco CompanyInventors: Billy Tyrone Conner, Andries Don Sebastian, Evon Llewellyn Crooks, Timothy Frederick Thomas, James Richard Stone, Chandra Kumar Banerjee, Yi-Ping Chang, Vernon Brent Barnes, Alvaro Gonzalez-Parra, David Neil McClanahan, Carolyn Rierson Carpenter, Timothy Brian Nestor, Jackie Lee White