Patents by Inventor Chengkun Zhang
Chengkun Zhang 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: 20210347060Abstract: A robotic assistant includes a wheeled base, a storage unit including drawers, a foldable arm connected to a top of the storage unit and including an end of arm tooling (EOAT) connected to a distal end of the foldable arm, an elevation mechanism positioned on the wheeled base and used to move the storage unit up and down, and a control system that receives command instructions. In response to the command instructions, the control system is configured to move the wheeled base, open or close the one or more drawers, actuate movement of the foldable arm and the EOAT to pick up and place external objects from/to a determined location, and control the storage unit to move up/down.Type: ApplicationFiled: July 7, 2020Publication date: November 11, 2021Inventors: Marten Byl, Chengkun Zhang, Raymond Ma, Muhammed Rasid Pac, Huan Tan, Youjun Xiong
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Publication number: 20210347038Abstract: A mechanical arm includes a first link connectable to a surface, a second link, a third link, a fourth link, and a fifth link that are coupled to one another in series, and an end effector connectable to the fifth link. The end effector is rotatable about an axis of rotation same as an axis of rotation of the fourth link, and rotatable about an axis of rotation orthogonal to the axis of rotation of the fourth link. The first link, the second link, the third link, the fourth link, and the fifth link are collectively structured and configured to rotate such that the end effector is actuatable to a workspace under the surface.Type: ApplicationFiled: June 15, 2020Publication date: November 11, 2021Inventors: CHENGKUN ZHANG, Liang Huang, Jianbo Li, Jingchen Li, Hongyu Ding, Wenhua Fan, Won Suk You, Raymond Ma, Muhammed Rasid Pac, Huan Tan, Youjun Xiong
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Publication number: 20210347059Abstract: A robotic assistant includes a wheeled base, a storage unit including drawers, a foldable arm connected to a top of the storage unit and including an end of arm tooling (EOAT) connected to a distal end of the foldable arm, an elevation mechanism positioned on the wheeled base and used to move the storage unit up and down, and a control system that receives command instructions. In response to the command instructions, the control system is configured to move the wheeled base, open or close the one or more drawers, actuate movement of the foldable arm and the EOAT to pick up and place external objects from/to a determined location, and control the storage unit to move up/down.Type: ApplicationFiled: May 9, 2020Publication date: November 11, 2021Inventors: Chengkun Zhang, Marten Byl, Muhammed Rasid Pac, Raymond Ma, Luis Alfredo Mateos Guzman, Won Suk You, Huan Tan, Youjun Xiong
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Publication number: 20210331310Abstract: A neck mechanism for a robot includes a first linear actuator, a second linear actuator in parallel with the first actuator, a rotary stage, and a support shaft positioned behind and between the first linear actuator and the second linear actuator. The first linear actuator and the second linear actuator are both connected between a platform and the rotary stage via joints, and the support shaft is connected between the upper platform and the rotary stage via a joint. The rotary motor is configured to rotate the rotary stage to yaw the platform and the first linear actuator and the second linear actuator are configured to pitch/roll the platform.Type: ApplicationFiled: April 28, 2020Publication date: October 28, 2021Inventors: Mohammad Iman Mokhlespour Esfahani, Houzhu Ding, Chengkun Zhang, Huan Tan, Youjun Xiong
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Publication number: 20210331323Abstract: A control system for a neck mechanism includes a perception system configured to track movement of an object, and a perception control system that controls a rotary motor to yaw a platform and controls a first linear actuator and a second linear actuator that is in parallel with the first linear actuator to pitch and roll the platform according to a target position of the platform. The perception system tracks movement of the object by estimating its position and pose in 3D space and the platform is moved according to a vision-based position and pose estimation result.Type: ApplicationFiled: April 28, 2020Publication date: October 28, 2021Inventors: Houzhu Ding, Mohammad Iman Mokhlespour Esfahani, Chengkun Zhang, Huan Tan, Youjun Xiong
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Patent number: 11027239Abstract: A disposable cell enrichment kit includes a crossflow filtration device configured to be disposed along a main loop pathway and to receive a process volume containing a biological sample and utilize crossflow filtration, via a micro-porous membrane, to retain a specific cell population in a retentate from the process volume and to remove a permeate including certain biological components from the process volume. The crossflow filtration device includes a laminated filtration unit that includes the micro-porous membrane, a first mating portion, a second mating portion, and a membrane support. The membrane support includes a first plurality of structural features that define a first plurality of openings, wherein the first plurality of structural features are coupled to the micro-porous membrane and provide support to the micro-porous membrane, and the first plurality of openings allow the permeate to flow through them after crossing the micro-porous membrane.Type: GrantFiled: October 5, 2017Date of Patent: June 8, 2021Assignee: GLOBAL LIFE SCIENCES SOLUTIONS USA LLCInventors: Chengkun Zhang, Kashan Ali Shaikh, Reginald Donovan Smith, Weston Blaine Griffin
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Publication number: 20210102157Abstract: A bioreactor vessel includes a bottom plate, a vessel body coupled to the bottom plate, the vessel body and the bottom plate defining an interior compartment therebetween, and a plurality of recesses formed in the bottom plate, each recess of the plurality of recesses being configured to receive a corresponding alignment pin on a bed plate for aligning the bioreactor vessel on the bed plate.Type: ApplicationFiled: February 8, 2019Publication date: April 8, 2021Applicant: Global Life Sciences Solutions USA LLCInventors: Weston Blaine Griffin, Alex D Corwin, Xiaohua Zhang, Reginald Donovan Smith, Zhen Liu, Chengkun Zhang, Vandana Keskar, Brian Michael Davis, Kashan Shaikh
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Publication number: 20210102156Abstract: An apparatus for bioprocessing includes a housing, a drawer receivable within the housing, the drawer including a plurality of sidewalls and a bottom defining a processing chamber, and a generally open top, the drawer being movable between a closed position in which the drawer is received within the housing, and an open position in which the drawer extends from the housing enabling access to the processing chamber through the open top, and at least one bed plate positioned within the processing chamber and configured to receive a bioreactor vessel.Type: ApplicationFiled: February 8, 2019Publication date: April 8, 2021Applicant: Global Life Sciences Solutions USA LLCInventors: Weston Blaine Griffin, Alex D Corwin, Xiaohua Zhang, Reginald Donovan Smith, Zhen Liu, Chengkun Zhang, Vandana Keskar, Brian Michael Davis, Kashan Shaikh
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Publication number: 20210102153Abstract: In an embodiment, a tubing module for a bioprocessing system includes a first tubing holder block configured to receive at least one pump tube and hold the at least one pump tube in position for selective engagement with a peristaltic pump, a second tubing holder block configured to receive a plurality of pinch valve tubes and hold each pinch valve tube of the plurality of pinch valve tubes in position for selective engagement with a respective actuator of a pinch valve array, and wherein the first tubing holder block and the second tubing holder block are interconnected.Type: ApplicationFiled: February 8, 2019Publication date: April 8, 2021Applicant: Global Life Sciences Solutions USA LLCInventors: Weston Blaine Griffin, Alex D Corwin, Xiaohua Zhang, Reginald Donovan Smith, Zhen Liu, Chengkun Zhang, Vandana Keskar, Brian Michael Davis, Kashan Shaikh
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Publication number: 20210087511Abstract: A bioprocessing method for cell therapy includes the steps of genetically modifying a population of cells in a bioreactor vessel to produce a population of genetically modified cells, and expanding the population of genetically modified cells within the bioreactor vessel to generate a number of genetically modified cells sufficient for one or more doses for use in a cell therapy treatment without removing the population of genetically modified cells from the bioreactor vessel. Cells are settled on a gas permeable, liquid impermeable membrane for expansion, and are resuspended when, or after, the desired cell density is reached.Type: ApplicationFiled: February 8, 2019Publication date: March 25, 2021Applicant: Global Life Sciences Solutions USA LLCInventors: Weston Blaine Griffin, Alex D Corwin, Xiaohua Zhang, Reginald Donovan Smith, Zhen Liu, Chengkun Zhang, Vandana Keskar, Brian Michael Davis, Kashan Shaikh
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Publication number: 20210087510Abstract: A system for bioprocessing includes a tray having plurality of sidewalls and a bottom surface defining an interior compartment, and a generally open top, and an opening formed in the bottom surface of the tray, the opening having a perimeter. The perimeter of the opening is shaped and/or dimensioned such that a bioreactor vessel can be positioned above the opening and supported by the bottom surface of the tray while a portion of the bioreactor vessel is accessible through the opening in the bottom surface. The tray is receivable within a processing chamber such that the bed plate extends through the opening in the bottom surface of the tray to support the bioreactor vessel.Type: ApplicationFiled: February 8, 2019Publication date: March 25, 2021Applicant: Global Life Sciences Solutions USA LLCInventors: Weston Blaine Griffin, Alex D Corwin, Xiaohua Zhang, Reginald Donovan Smith, Zhen Liu, Chengkun Zhang, Vandana Keskar, Brian Michael Davis, Kashan Shaikh
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Patent number: 10907450Abstract: A gas vent system for use in a wellbore that includes a substantially horizontal portion is provided. The gas vent system includes a gas vent conduit positioned within the wellbore. The gas vent conduit defining a gas vent intake passage situated within the substantially horizontal portion of the wellbore and configured to facilitate a flow of gaseous substances therethrough. A gas vent valve coupled to the gas vent conduit and situated outside the wellbore. The gas vent valve controls the flow of gaseous substances through the gas vent conduit.Type: GrantFiled: December 15, 2015Date of Patent: February 2, 2021Assignee: GENERAL ELECTRIC COMPANYInventors: James Rollins Maughan, Jeremy Daniel Van Dam, Kalpesh Singal, Chengkun Zhang
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Publication number: 20210002599Abstract: A non-transitory computer readable medium includes instructions configured to adapt a controller to maintain a first target environment in a bioreactor vessel containing a population of cells for a first incubation period to produce a population of genetically modified cells from the population of cells, initiate a flow of media to the bioreactor vessel, maintain a second target environment in the bioreactor vessel for a second incubation period to produce an expanded population of genetically modified cells.Type: ApplicationFiled: February 8, 2019Publication date: January 7, 2021Applicant: Global Life Sciences Solutions USA LLCInventors: Weston Blaine Griffin, Alex D Corwin, Xiaohua Zhang, Reginald Donovan Smith, Zhen Liu, Chengkun Zhang, Vandana Keskar, Brian Michael Davis, Kashan Shaikh
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Publication number: 20200392446Abstract: A bioprocessing system includes a first module configured for enriching and isolating a population of cells, a second module configured for activating, genetically modifying, and expanding the population of cells, and a third module configured for harvesting the expanded population of cells.Type: ApplicationFiled: February 8, 2019Publication date: December 17, 2020Applicant: Global Life Sciences Solutions USA LLCInventors: Weston Blaine Griffin, Alex D Corwin, Xiaohua Zhang, Reginald Donovan Smith, Zhen Liu, Chengkun Zhang, Vandana Keskar, Brian Michael Davis, Kashan Shaikh
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Patent number: D920410Type: GrantFiled: April 30, 2020Date of Patent: May 25, 2021Assignee: UBTECH ROBOTICS CORP LTDInventors: Shixun Chen, Francisco Jose Hernandez, Brandon Jon LaPlante, Chengkun Zhang, Huan Tan
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Patent number: D921080Type: GrantFiled: April 30, 2020Date of Patent: June 1, 2021Assignee: UBTECH ROBOTICS CORP LTDInventors: Shixun Chen, Francisco Jose Hernandez, Brandon Jon LaPlante, Chengkun Zhang, Huan Tan
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Patent number: D921081Type: GrantFiled: April 30, 2020Date of Patent: June 1, 2021Assignee: UBTECH ROBOTICS CORP LTDInventors: Brandon Jon LaPlante, Francisco Jose Hernandez, Shixun Chen, Chengkun Zhang, Huan Tan
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Patent number: D921082Type: GrantFiled: May 9, 2020Date of Patent: June 1, 2021Assignee: UBTECH ROBOTICS CORP LTDInventors: Francisco Jose Hernandez, Brandon Jon LaPlante, Shixun Chen, Chengkun Zhang, Huan Tan, Youjun Xiong
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Patent number: D921083Type: GrantFiled: May 9, 2020Date of Patent: June 1, 2021Assignee: UBTECH ROBOTICS CORP LTDInventors: Francisco Jose Hernandez, Brandon Jon LaPlante, Shixun Chen, Chengkun Zhang, Huan Tan, Youjun Xiong
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Patent number: D932530Type: GrantFiled: June 18, 2020Date of Patent: October 5, 2021Assignee: UBTECH ROBOTICS CORP LTDInventors: Brandon Jon LaPlante, Liang Huang, Chengkun Zhang, Jianbo Li, Jingchen Li, Francisco Jose Hernandez, Shixun Chen, Hongyu Ding, Wenhua Fan, Xinshui Huang, Huan Tan, Youjun Xiong