Patents by Inventor Lei Ji

Lei Ji 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: 10131596
    Abstract: Disclosed are systems and methods which provide a process stream comprising a gaseous component, capture the gaseous component from the process stream by an ionic liquid solvent of a separator, and recover a captured gaseous component from the ionic liquid solvent in a regenerator. A second gaseous component from the process stream may be captured by the ionic liquid solvent of the separator, and the second gaseous component may be recovered from the ionic liquid solvent in the regenerator. Alternatively, the second gaseous component from the process stream may be uncaptured by the ionic liquid solvent, and the uncaptured second gaseous component may be recovered from a membrane unit.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: November 20, 2018
    Assignee: CHEVRON PHILLIPS CHEMICAL COMPANY LP
    Inventors: Lei Ji, Ai-Fu Chang, Michael S. Driver, Hye Kyung Timken
  • Patent number: 10031302
    Abstract: An optical communication cable and related method is provided. The cable includes a cable body and a plurality of optical transmission elements surrounded by the cable body. The cable includes a reinforcement layer surrounding the plurality of optical transmission elements and located between the cable body and the plurality of optical transmission elements. The reinforcement layer includes an outer surface and a channel defined in the outer surface that extends in the longitudinal direction along at least a portion of the length of the cable. The cable includes an elongate strength element extending in the longitudinal direction within the channel.
    Type: Grant
    Filed: May 19, 2017
    Date of Patent: July 24, 2018
    Assignee: Corning Optical Communications LLC
    Inventors: Lei Ji, Eric Raymond Logan, Nikolay Anatolyevich Panin, Christopher Mark Quinn
  • Publication number: 20180169563
    Abstract: A process for component separation in a polymer production system, comprising: separating a polymerization product stream into a gas stream and a polymer stream; contacting the polymer stream with a purge gas to yield a purged polymer stream and a spent purge gas stream; introducing the spent purge gas stream to a compressor to produce a compressed gas stream; introducing the compressed gas stream to a first separation unit to produce a first hydrocarbon stream and a membrane unit feed stream; introducing the membrane unit feed stream to a membrane unit to produce a first recovered purge gas stream and a retentate stream; introducing the retentate stream to a second separation unit to produce a second hydrocarbon stream and a PSA unit feed stream; and introducing the PSA unit feed stream to a PSA unit to produce a second recovered purge gas stream and a tail gas stream.
    Type: Application
    Filed: November 28, 2017
    Publication date: June 21, 2018
    Inventors: Lei JI, Joseph A. CURREN, Ji Xian LOH
  • Patent number: 9934342
    Abstract: Embodiments provided herein include a method for a clock gating verification during a register transfer level (RTL) circuit design stage, including: obtaining clock gating information defined in a clock gating (CG) specification according to a clock gating format, wherein the clock gating information describes a target clock gating behavior of at least a first gated clock signal utilized by an integrated circuit design, the CG specification comprises a template structure defining a relationship between an output gated clock and an input clock, based on an enable condition, and a top mapping associating top level signals, including the first gated clock signal, of the integrated circuit design to the template structure; and automatically generating a first clock gating (CG) checker to verify a clock gating behavior, based on an expected output time and an expected gated time during testing of the integrated circuit design.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: April 3, 2018
    Assignee: NXP USA, Inc.
    Inventors: Song Huang, Yifeng Liu, Lei Ji
  • Publication number: 20180082240
    Abstract: A computing system comprises, in one example, a display system, a user profile update system configured to update a user profile for a given user, a data extraction system configured to analyze a data source and to extract, from the data source, at least one work attribute associated with the given user, and a surfacing system. The surfacing system comprises a suggestion generator component configured to generate a user profile suggestion based on the at least one work attribute, and a display system controller configured to control the display system to generate a user interface display, with user input mechanisms, that displays the user profile suggestion and to detect a user interaction with the user input mechanisms. The user profile update system updates the user profile based on the detected user interaction.
    Type: Application
    Filed: April 28, 2016
    Publication date: March 22, 2018
    Inventors: Dmitriy Meyerzon, Zheng Chen, Welly Sugiarto Lee, Lei Ji, Jun Yan, Zhongyuan Wang
  • Publication number: 20170343752
    Abstract: An optical communication cable and related method is provided. The cable includes a cable body and a plurality of optical transmission elements surrounded by the cable body. The cable includes a reinforcement layer surrounding the plurality of optical transmission elements and located between the cable body and the plurality of optical transmission elements. The reinforcement layer includes an outer surface and a channel defined in the outer surface that extends in the longitudinal direction along at least a portion of the length of the cable. The cable includes an elongate strength element extending in the longitudinal direction within the channel.
    Type: Application
    Filed: May 19, 2017
    Publication date: November 30, 2017
    Inventors: Lei Ji, Eric Raymond Logan, Nikolay Anatolyevich Panin, Christopher Mark Quinn
  • Publication number: 20170305817
    Abstract: Disclosed are systems and methods which provide a process stream comprising a gaseous component, capture the gaseous component from the process stream by an ionic liquid solvent of a separator, and recover a captured gaseous component from the ionic liquid solvent in a regenerator. A second gaseous component from the process stream may be captured by the ionic liquid solvent of the separator, and the second gaseous component may be recovered from the ionic liquid solvent in the regenerator. Alternatively, the second gaseous component from the process stream may be uncaptured by the ionic liquid solvent, and the uncaptured second gaseous component may be recovered from a membrane unit.
    Type: Application
    Filed: July 6, 2017
    Publication date: October 26, 2017
    Inventors: Lei JI, Ai-Fu CHANG, Michael S. DRIVER, Hye Kyung TIMKEN
  • Patent number: 9732016
    Abstract: Disclosed are systems and methods which provide a process stream comprising a gaseous component, capture the gaseous component from the process stream by an ionic liquid solvent of a separator, and recover a captured gaseous component from the ionic liquid solvent in a regenerator. A second gaseous component from the process stream may be captured by the ionic liquid solvent of the separator, and the second gaseous component may be recovered from the ionic liquid solvent in the regenerator. Alternatively, the second gaseous component from the process stream may be uncaptured by the ionic liquid solvent, and the uncaptured second gaseous component may be recovered from a membrane unit.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: August 15, 2017
    Assignees: Chevron Phillips Chemical Company LP, Chevron U.S.A. Inc.
    Inventors: Lei Ji, Ai-Fu Chang, Michael S. Driver, Hye Kyung Timken
  • Patent number: 9427694
    Abstract: A process for component separation in a polymer production system comprising: (a) separating a polymerization product into a gas stream and a polymer stream; (b) processing the gas stream in distillation columns to yield a light hydrocarbon stream (LHS) comprising ethylene and ethane; (c) contacting LHS with a purged hydrocarbon adsorber to yield a loaded hydrocarbon adsorber and a non-adsorbed gas stream, wherein ethane is adsorbed by the purged hydrocarbon adsorber at a first pressure to yield adsorbed ethane, and wherein the non-adsorbed gas stream comprises recovered ethylene; (d) contacting the loaded hydrocarbon adsorber with a sweeping gas stream at a second pressure to yield an unloaded hydrocarbon adsorber and a recovered adsorbed gas stream comprising the sweeping gas stream and desorbed ethane; and (e) contacting the unloaded hydrocarbon adsorber with the sweeping gas stream at the first pressure to yield the purged hydrocarbon adsorber and a spent sweeping gas.
    Type: Grant
    Filed: December 2, 2015
    Date of Patent: August 30, 2016
    Assignee: Chevron Phillips Chemical Company LP
    Inventors: Lei Ji, Ai-Fu Chang
  • Publication number: 20160144313
    Abstract: A process for component separation in a polymer production system comprising: (a) separating a polymerization product into a gas stream and a polymer stream; (b) processing the gas stream in distillation columns to yield a light hydrocarbon stream (LHS) comprising ethylene and ethane; (c) contacting LHS with a purged hydrocarbon adsorber to yield a loaded hydrocarbon adsorber and a non-adsorbed gas stream, wherein ethane is adsorbed by the purged hydrocarbon adsorber at a first pressure to yield adsorbed ethane, and wherein the non-adsorbed gas stream comprises recovered ethylene; (d) contacting the loaded hydrocarbon adsorber with a sweeping gas stream at a second pressure to yield an unloaded hydrocarbon adsorber and a recovered adsorbed gas stream comprising the sweeping gas stream and desorbed ethane; and (e) contacting the unloaded hydrocarbon adsorber with the sweeping gas stream at the first pressure to yield the purged hydrocarbon adsorber and a spent sweeping gas.
    Type: Application
    Filed: December 2, 2015
    Publication date: May 26, 2016
    Inventors: Lei JI, Ai-Fu CHANG
  • Publication number: 20160140254
    Abstract: Some examples include displaying a user interface that includes attributes and entities that are determined to be related to an input entity identified by a user. Further, some implementations include displaying a structured data table that identifies attribute values associated with the input entity and selected related entities.
    Type: Application
    Filed: June 13, 2013
    Publication date: May 19, 2016
    Inventors: Jun Yan, Ning Liu, Lei Ji, Zheng Chen
  • Patent number: 9339755
    Abstract: A process for component separation in a polymer production system, comprising (a) separating a polymerization product stream into a gas stream and a polymer stream, (b) contacting the polymer stream with a purge gas to yield a purged polymer and a spent purge gas comprising purge gas, ethylene, and ethane, (c) contacting the spent purge gas with a temperature swing adsorber contactor (TSAC) to yield a loaded TSAC, wherein at least a portion of the ethylene is adsorbed by the TSAC at a first temperature to yield TSAC-adsorbed ethylene, wherein a portion of the ethane is adsorbed by the TSAC at the first temperature to yield TSAC-adsorbed ethane, (d) heating the loaded TSAC to a second temperature to yield a regenerated TSAC, and (e) contacting the regenerated TSAC with a sweeping gas stream to yield a recovered adsorbed gas stream comprising sweeping gas, recovered ethylene and recovered ethane.
    Type: Grant
    Filed: July 9, 2015
    Date of Patent: May 17, 2016
    Assignee: Chevron Phillips Chemical Company LP
    Inventors: Lei Ji, Ai-Fu Chang
  • Publication number: 20160096784
    Abstract: Disclosed are systems and methods which provide a process stream comprising a gaseous component, capture the gaseous component from the process stream by an ionic liquid solvent of a separator, and recover a captured gaseous component from the ionic liquid solvent in a regenerator. A second gaseous component from the process stream may be captured by the ionic liquid solvent of the separator, and the second gaseous component may be recovered from the ionic liquid solvent in the regenerator. Alternatively, the second gaseous component from the process stream may be uncaptured by the ionic liquid solvent, and the uncaptured second gaseous component may be recovered from a membrane unit.
    Type: Application
    Filed: December 11, 2015
    Publication date: April 7, 2016
    Inventors: Lei JI, Ai-Fu CHANG, Michael S. DRIVER, Hye-Kyung TIMKEN
  • Publication number: 20160030878
    Abstract: A process for component separation in a polymer production system, comprising (a) separating a polymerization product stream into a gas stream and a polymer stream, (b) contacting the polymer stream with a purge gas to yield a purged polymer and a spent purge gas comprising purge gas, ethylene, and ethane, (c) contacting the spent purge gas with a temperature swing adsorber contactor (TSAC) to yield a loaded TSAC, wherein at least a portion of the ethylene is adsorbed by the TSAC at a first temperature to yield TSAC-adsorbed ethylene, wherein a portion of the ethane is adsorbed by the TSAC at the first temperature to yield TSAC-adsorbed ethane, (d) heating the loaded TSAC to a second temperature to yield a regenerated TSAC, and (e) contacting the regenerated TSAC with a sweeping gas stream to yield a recovered adsorbed gas stream comprising sweeping gas, recovered ethylene and recovered ethane.
    Type: Application
    Filed: July 9, 2015
    Publication date: February 4, 2016
    Inventors: Lei JI, Ai-Fu CHANG
  • Patent number: 9242938
    Abstract: Disclosed are a glycine reuptake inhibitor and the use thereof. The glycine reuptake inhibitor is a compound of formula I, or isomers, pharmaceutically acceptable salts or solvates thereof, wherein R1 is one or more groups selected from hydrogen, halogen, C1-6 alkyl, C1-6 alkoxy, nitro, cyano, amino, hydroxyl, C1-6 haloalkyl, and C1-6 haloalkoxy; R2 is selected from hydrogen, C1-6 alkyl, C1-6 alkoxy, C1-6 haloalkyl, and C1-6 haloalkoxy; and each of R3 and R4 is independently selected from hydrogen, halogen, C1-6 alkyl, C1-6 alkoxy, nitro, cyano, amino, hydroxyl, C1-6 haloalkyl, and C1-6 haloalkoxy.
    Type: Grant
    Filed: November 21, 2012
    Date of Patent: January 26, 2016
    Assignees: Beijing Medisan Technology Co., Ltd, Harbin Medisan Pharmaceutical Co., Ltd.
    Inventors: Jinai Liu, Mingxin Wang, Fan Yang, Ailing Wang, Yan Zhu, Jin Cui, Lei Ji
  • Patent number: 9238193
    Abstract: Disclosed are systems and methods which provide a process stream comprising a gaseous component, capture the gaseous component from the process stream by an ionic liquid solvent of a separator, and recover a captured gaseous component from the ionic liquid solvent in a regenerator. A second gaseous component from the process stream may be captured by the ionic liquid solvent of the separator, and the second gaseous component may be recovered from the ionic liquid solvent in the regenerator. Alternatively, the second gaseous component from the process stream may be uncaptured by the ionic liquid solvent, and the uncaptured second gaseous component may be recovered from a membrane unit.
    Type: Grant
    Filed: July 23, 2013
    Date of Patent: January 19, 2016
    Assignees: CHEVRON PHILLIPS CHEMICAL COMPANY LP, CHEVRON U.S.A. INC.
    Inventors: Lei Ji, Ai-Fu Chang, Michael S. Driver, Hye-Kyung Timken
  • Patent number: 9227890
    Abstract: A process for component separation in a polymer production system comprising: (a) separating a polymerization product into a gas stream and a polymer stream; (b) processing the gas stream in distillation columns to yield a light hydrocarbon stream (LHS) comprising ethylene and ethane; (c) contacting LHS with a purged hydrocarbon adsorber to yield a loaded hydrocarbon adsorber and a non-adsorbed gas stream, wherein ethane is adsorbed by the purged hydrocarbon adsorber at a first pressure to yield adsorbed ethane, and wherein the non-adsorbed gas stream comprises recovered ethylene; (d) contacting the loaded hydrocarbon adsorber with a sweeping gas stream at a second pressure to yield an unloaded hydrocarbon adsorber and a recovered adsorbed gas stream comprising the sweeping gas stream and desorbed ethane; and (e) contacting the unloaded hydrocarbon adsorber with the sweeping gas stream at the first pressure to yield the purged hydrocarbon adsorber and a spent sweeping gas.
    Type: Grant
    Filed: July 20, 2015
    Date of Patent: January 5, 2016
    Assignee: Chevron Phillips Chemical Company LP
    Inventors: Lei Ji, Ai-Fu Chang
  • Patent number: D746629
    Type: Grant
    Filed: March 24, 2014
    Date of Patent: January 5, 2016
    Assignee: Electrolux Appliances Aktiebolag
    Inventor: Lei Ji
  • Patent number: D746630
    Type: Grant
    Filed: May 5, 2014
    Date of Patent: January 5, 2016
    Assignee: Electrolux Appliances Aktibolag
    Inventor: Lei Ji
  • Patent number: D750937
    Type: Grant
    Filed: March 24, 2014
    Date of Patent: March 8, 2016
    Assignee: Electrolux Appliances Aktiebolag
    Inventor: Lei Ji