Patents by Inventor Yejin Han
Yejin Han 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: 20240130123Abstract: Disclosed are semiconductor devices, electronic systems including the same, and methods of fabricating the same. The semiconductor device comprises a first gate stack structure including a first dielectric pattern and a first conductive pattern that are alternately stacked with each other, a memory channel structure including a first memory portion that penetrates the first gate stack structure, a through contact including a first through portion at a level the same as a level of the first memory portion, and a connection contact including a first connection portion at a level the same as the level of the first memory portion and the level of the first through portion. A minimum width of the first memory portion is less than a minimum width of the first through portion and a minimum width of the first connection portion.Type: ApplicationFiled: June 12, 2023Publication date: April 18, 2024Inventors: Yejin PARK, Seung Yoon KIM, Heesuk KIM, Hyeongjin KIM, Sehee JANG, Minsoo SHIN, Seungjun SHIN, Sanghun CHUN, Jeehoon HAN, Jae-Hwang SIM, Jongseon AHN
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Patent number: 11938802Abstract: Methods, apparatus, systems and articles of manufacture are disclosed for electric motorized wheel assemblies. An example wheel assembly for use with an electric vehicle disclosed herein includes an electric motor, a suspension assembly, and a frame mounting interface to attach the wheel assembly to a frame of the electric vehicle.Type: GrantFiled: April 28, 2021Date of Patent: March 26, 2024Assignee: Ford Global Technologies, LLCInventors: Michael John Harmon, Hussain Z. Tajmahal, Marielle Conrad, Benjamin Jordan Curtis, David Earl Ooms, Yejin Han
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Patent number: 11866095Abstract: Methods, apparatus, systems and articles of manufacture are disclosed for multi-position wheel assembly mounts. An example vehicle frame disclosed herein includes apertures adjacent to each of a plurality of wheel assembly locations on the vehicle frame, and a wheel assembly mount at each of the wheel assembly locations, the wheel assembly mount having protrusions extending toward the vehicle frame and positionable in the apertures in a first position to provide a first ride height of the vehicle frame and a second position to provide a second ride height of the vehicle frame, the first ride height less than the second ride height.Type: GrantFiled: April 28, 2021Date of Patent: January 9, 2024Assignee: Ford Global Technologies, LLCInventors: Michael John Harmon, Hussain Z. Tajmahal, Marielle Conrad, Benjamin Jordan Curtis, David Earl Ooms, Yejin Han
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Patent number: 11858571Abstract: Vehicle chassis with interchangeable performance packages and related methods. are disclosed herein. An example vehicle chassis disclosed herein includes a frame including a first chassis portion including a cavity, a battery platform coupled to first chassis portion, and a first subframe couplable within the cavity, the first subframe including a first motor and a first suspension assembly, and a second subframe couplable within the cavity, the second subframe including a second motor and a second suspension assembly, the second motor having a greater power than the first motor, the second suspension assembly having a greater stiffness than the first suspension assembly.Type: GrantFiled: April 28, 2021Date of Patent: January 2, 2024Assignee: Ford Global Technologies, LLCInventors: Michael John Harmon, Hussain Z. Tajmahal, Marielle Conrad, Benjamin Jordan Curtis, David Earl Ooms, Yejin Han
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Publication number: 20230406349Abstract: A vehicle analyzes buffered content, buffered by the vehicle, to determine if any content includes one or more predefined characteristics designated to trigger an offer to re-route the vehicle to review the content including the one or more predefined characteristics. The vehicle, responsive to at least one item of the buffered content including the one or more predefined characteristics, for at least one item of the content including the one or more predefined characteristics, determines if an alternative route exists. The alternative route may have at least one of at least one characteristic projected to permit autonomous driving for a duration, or at least having sufficient projected delays associated therewith of the duration, the duration being a duration sufficient to review the content based on a projected review time of the content. The vehicle, responsive to determining the alternative route exists, presents the route to a vehicle driver for acceptance.Type: ApplicationFiled: June 15, 2022Publication date: December 21, 2023Inventors: Stuart C. Salter, Meghan Preiss, Pietro Buttolo, Brendan F. Diamond, Lia Pillen, Yejin Han
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Publication number: 20230364965Abstract: A vehicle heating, ventilation, and air conditioning unit includes a seating assembly that has a seat air duct assembly disposed within an interior of the seating assembly. A heating, ventilation, and air conditioning assembly includes a housing having a first surface and a second surface. The seating assembly is disposed on the first surface of the housing. A seat-directed duct is disposed within the housing. The seat-directed duct is in fluid communication with the seat air duct assembly and an intake defined by the housing. A condenser is disposed within the housing proximate to the intake and an evaporator is disposed within the housing proximate to an inlet of the seat-directed duct.Type: ApplicationFiled: July 28, 2023Publication date: November 16, 2023Applicant: Ford Global Technologies, LLCInventors: Michael John Harmon, Hussain Zoher Tajmahal, Marielle Beverly Conrad, Yejin Han, David Earl Ooms, Michael Moliterno, Andrew Smith
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Patent number: 11807302Abstract: Methods, apparatus, systems and articles of manufacture are disclosed for scalable vehicle platforms. An example vehicle chassis disclosed herein includes a right front chassis portion including a first longitudinal member, and a first crossmember attachment locator disposed on the first longitudinal member. The example vehicle chassis includes a left front chassis portion including a second longitudinal member and a second crossmember attachment locator disposed on the second longitudinal member, wherein the vehicle chassis has a first width when a first crossmember is coupled to the first and second crossmember attachment locators and wherein the vehicle chassis has a second width greater than the first width when a second crossmember is coupled to the first and second crossmember attachment locators, the second crossmember longer than the first crossmember.Type: GrantFiled: April 28, 2021Date of Patent: November 7, 2023Assignee: Ford Global Technologies, LLCInventors: Michael John Harmon, Hussain Z. Tajmahal, Marielle Conrad, Benjamin Jordan Curtis, David Earl Ooms, Yejin Han
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Publication number: 20230303194Abstract: An example vehicle frame subassembly for a vehicle is disclosed herein. The example vehicle frame subassembly includes a first frame portion defining a wheel axle, and a second frame portion extending from the first frame portion at an angle from the wheel axle, the wheel axle at a first height, an end of the second frame portion at a second height different from the first height, the vehicle frame subassembly to configure a vehicle for a selected ride height when the vehicle frame subassembly is implemented in the vehicle, the second height corresponding to the selected ride height.Type: ApplicationFiled: May 31, 2023Publication date: September 28, 2023Inventors: Michael John Harmon, Hussain Z. Tajmahal, Marielle Conrad, Benjamin Jordan Curtis, David Earl Ooms, Yejin Han
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Patent number: 11752828Abstract: A vehicle heating, ventilation, and air conditioning unit includes a seating assembly that has a seat air duct assembly disposed within an interior of the seating assembly. A heating, ventilation, and air conditioning assembly includes a housing having a first surface and a second surface. The seating assembly is disposed on the first surface of the housing. A seat-directed duct is disposed within the housing. The seat-directed duct is in fluid communication with the seat air duct assembly and an intake defined by the housing. A condenser is disposed within the housing proximate to the intake and an evaporator is disposed within the housing proximate to an inlet of the seat-directed duct.Type: GrantFiled: March 9, 2021Date of Patent: September 12, 2023Assignee: Ford Global Technologies, LLCInventors: Michael John Harmon, Hussain Zoher Tajmahal, Marielle Beverly Conrad, Yejin Han, David Earl Ooms, Michael Moliterno, Andrew Smith
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Patent number: 11752891Abstract: A charging station includes a charging head and a plurality of electrical connectors. The charging head is slidable along a track and rotatable along an axis. The plurality of electrical connectors is secured to the charging head and is disposed radially about the axis. Each of the electrical connectors have a different profile and are configured to engage an electrical port of an electric vehicle having a matching profile to charge the battery of the electric vehicle. The charging head is configured to slide along the track and rotate along the axis to align each of the electrical connectors with a corresponding electrical port. Each of the electrical connectors is configured to advance from and retract to the charging head to engage and disengage the corresponding electrical port.Type: GrantFiled: May 27, 2021Date of Patent: September 12, 2023Assignee: Ford Global Technologies, LLCInventors: Michael John Harmon, Tithal Bhandari, Hussain Z Tajmahal, Yejin Han, Ryan Warner, Rachel Williams
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Patent number: 11702162Abstract: An example apparatus disclosed herein includes a first frame subassembly and a second frame subassembly, each of the first and second frame subassemblies defining a wheel axle of a vehicle, the first frame subassembly including a first bridge portion oriented generally upward relative to the wheel axle, the second frame subassembly including a second bridge portion oriented generally downward relative to the wheel axle, and a central frame couplable to the first frame subassembly via the first bridge portion and couplable to the second frame subassembly via the second bridge portion, the central frame configured for a first ride height when coupled to the first frame subassembly and configured for a second ride height when coupled to the second frame subassembly, the first ride height greater than the second ride height.Type: GrantFiled: April 28, 2021Date of Patent: July 18, 2023Assignee: FORD GLOBAL TECHNOLOGIES, LLCInventors: Michael John Harmon, Hussain Z. Tajmahal, Marielle Conrad, Benjamin Jordan Curtis, David Earl Ooms, Yejin Han
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Publication number: 20230219399Abstract: A vehicle roof assembly includes a roof that defines an aperture. A heating, ventilation, and air conditioning assembly is selectively disposed within the aperture. The heating, ventilation, and air conditioning assembly includes a housing defining an interior. The housing defines an intake and a vent opening. The intake is defined on a first side of the housing. A fan is disposed within the interior on a second side of the housing. The second side opposes the first side. A duct is disposed within the interior. The duct extends between the first side and the second side of the housing. The duct fluidly couples the intake with the vent opening.Type: ApplicationFiled: February 27, 2023Publication date: July 13, 2023Applicant: Ford Global Technologies, LLCInventors: Michael John Harmon, Hussain Zoher Tajmahal, Marielle Beverly Conrad, Yejin Han, David Earl Ooms, Michael Moliterno, Andrew Smith
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Patent number: 11623495Abstract: A vehicle roof assembly includes a roof that defines an aperture. A heating, ventilation, and air conditioning assembly is selectively disposed within the aperture. The heating, ventilation, and air conditioning assembly includes a housing defining an interior. The housing defines an intake and a vent opening. The intake is defined on a first side of the housing. A fan is disposed within the interior on a second side of the housing. The second side opposes the first side. A duct is disposed within the interior. The duct extends between the first side and the second side of the housing. The duct fluidly couples the intake with the vent opening.Type: GrantFiled: March 9, 2021Date of Patent: April 11, 2023Assignee: Ford Global Technologies, LLCInventors: Michael John Harmon, Hussain Zoher Tajmahal, Marielle Beverly Conrad, Yejin Han, David Earl Ooms, Michael Moliterno, Andrew Smith
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Publication number: 20230088224Abstract: An example vehicle frame disclosed herein includes a convex surface to face the ground when the vehicle frame is in a first operating position and face away from the ground when the vehicle frame is in a second operating position, the vehicle frame rotatable about a longitudinal axis of the vehicle frame between the first and second operating positions, and a concave surface opposite the convex surface, the concave surface to face away from the ground when the vehicle frame is in the first operating position and face the ground when the vehicle frame is in the second operating position.Type: ApplicationFiled: November 23, 2022Publication date: March 23, 2023Inventors: Michael John Harmon, Hussain Z. Tajmahal, Marielle Conrad, Benjamin Jordan Curtis, David Earl Ooms, Yejin Han
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Patent number: 11565594Abstract: A vehicle includes a body and a charging pad. The body defines first and second wheel wells on opposing lateral sides of the body. The body defines a cavity along a bottom surface of the body between the wheel wells and a rear end of the vehicle. The charging pad is disposed within the cavity such that the charging pad spans a distance between the first and second wheel wells. The charging pad has a secondary coil disposed therein. The secondary coil is configured to receive electrical power from a primary coil of a charging station via induction to recharge a vehicle battery.Type: GrantFiled: May 27, 2021Date of Patent: January 31, 2023Assignee: Ford Global Technologies, LLCInventors: Michael John Harmon, Tithal Bhandari, Hussain Z Tajmahal, Yejin Han, Ryan Warner, Rachel Williams
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Patent number: 11518206Abstract: An example vehicle frame disclosed herein includes end frames having wheels coupled thereto, and a central frame coupled between the end frames, the central frame positioned at an offset relative to the end frames, the vehicle frame rotatable about a longitudinal axis of the vehicle frame between a first position and a second position, the central frame at a first distance from the ground when the vehicle frame is in the first position, the central frame at a second distance from the ground when the vehicle frame is in the second position, the first distance greater than the second distance.Type: GrantFiled: April 28, 2021Date of Patent: December 6, 2022Assignee: Ford Global Technologies, LLCInventors: Michael John Harmon, Hussain Z. Tajmahal, Marielle Conrad, Benjamin Jordan Curtis, David Earl Ooms, Yejin Han
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Publication number: 20220379759Abstract: A charging station includes a charging head and a plurality of electrical connectors. The charging head is slidable along a track and rotatable along an axis. The plurality of electrical connectors is secured to the charging head and is disposed radially about the axis. Each of the electrical connectors have a different profile and are configured to engage an electrical port of an electric vehicle having a matching profile to charge the battery of the electric vehicle. The charging head is configured to slide along the track and rotate along the axis to align each of the electrical connectors with a corresponding electrical port. Each of the electrical connectors is configured to advance from and retract to the charging head to engage and disengage the corresponding electrical port.Type: ApplicationFiled: May 27, 2021Publication date: December 1, 2022Inventors: Michael John Harmon, Tithal Bhandari, Hussain Z. Tajmahal, Yejin Han, Ryan Warner, Rachel Williams
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Publication number: 20220379750Abstract: An adapter plug for a charging port of an electric vehicle includes a housing, a first electrical connector, and a second electrical connector. The housing has circuitry disposed therein. The first electrical connector is integral to the housing, faces a first direction, and has a first profile. The first profile is configured to mate with the charging port and connect the circuitry to the charging port. The second electrical connector is integral to the housing, faces a second direction opposing the first direction, and has a second profile. The second profile matches the charging port. The second profiled is configured to mate with a connector head of a charging station and connect the circuitry to the connector head.Type: ApplicationFiled: May 27, 2021Publication date: December 1, 2022Inventors: Michael John Harmon, Tithal Bhandari, Hussain Z. Tajmahal, Yejin Han, Ryan Warner, Rachel Williams
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Publication number: 20220379745Abstract: A vehicle includes a body and a charging pad. The body defines first and second wheel wells on opposing lateral sides of the body. The body defines a cavity along a bottom surface of the body between the wheel wells and a rear end of the vehicle. The charging pad is disposed within the cavity such that the charging pad spans a distance between the first and second wheel wells. The charging pad has a secondary coil disposed therein. The secondary coil is configured to receive electrical power from a primary coil of a charging station via induction to recharge a vehicle battery.Type: ApplicationFiled: May 27, 2021Publication date: December 1, 2022Inventors: Michael John Harmon, Tithal Bhandari, Hussain Z Tajmahal, Yejin Han, Ryan Warner, Rachel Williams
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Publication number: 20220355636Abstract: An example vehicle frame disclosed herein includes end frames having wheels coupled thereto, and a central frame coupled between the end frames, the central frame positioned at an offset relative to the end frames, the vehicle frame rotatable about a longitudinal axis of the vehicle frame between a first position and a second position, the central frame at a first distance from the ground when the vehicle frame is in the first position, the central frame at a second distance from the ground when the vehicle frame is in the second position, the first distance greater than the second distance.Type: ApplicationFiled: April 28, 2021Publication date: November 10, 2022Inventors: Michael John Harmon, Hussain Z. Tajmahal, Marielle Conrad, Benjamin Jordan Curtis, David Earl Ooms, Yejin Han