Patents by Inventor William J. Gallagher
William J. Gallagher 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: 20240123518Abstract: A power tool chuck includes a body with a central bore extending along an axis and configured to receive a tool bit, a plurality of angled passageways, and a plurality of jaws received in the passageways and moveable between an axially forward and radially inward clamping position and an axially rearward and radially outward retracted position. At least one jaw has a rear end lying in a first plane transverse to the axis. A first key drive member coupled to a tail portion of the body is configured to be engaged by a second key drive member on a power tool output shaft to non-rotationally couple the body to the output shaft. The first key drive has a forward end lying in a second plane transverse to the axis. The second plane is axially forward of the first plane when the jaws are in the retracted position.Type: ApplicationFiled: December 21, 2023Publication date: April 18, 2024Applicant: BLACK & DECKER INC.Inventors: Joseph P. Kelleher, William F. Gallagher, Louis M. Vasiliades, Trevor J. Koenig, Heather Schafer
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Patent number: 11951603Abstract: A power tool is provided including a tool housing including a motor housing and a handle portion extending longitudinally from the motor housing; a battery receptacle disposed at an end of the handle portion opposite the motor housing, the battery receptacle being configured to receive a battery pack; and a brushless DC (BLDC) motor including an electronically-commutated stator assembly and a rotor assembly configured to rotate with respect to the stator assembly, the stator assembly comprising a stator lamination stack sized to be received within the motor housing having a circumference of approximately 140 to approximately 190 mm. The motor produces a maximum power output of at least 1600 watts for driving an output shaft at a maximum torque of at least 30 inch-pounds and a maximum speed of at least 8000 rotations-per-minute.Type: GrantFiled: May 9, 2023Date of Patent: April 9, 2024Assignee: Black & Decker Inc.Inventors: Joseph P. Kelleher, William F. Gallagher, Craig A. Oktavec, David J. Smith, Jarrett A. Dunston
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Publication number: 20240090237Abstract: Various embodiments of the present disclosure are directed towards a semiconductor structure including a memory cell overlying a substrate. A lower via underlies the memory cell. The lower via is laterally offset from the memory cell by a lateral distance. A first conductive layer is disposed vertically between the memory cell and the lower via and comprising a first material. The first conductive layer continuously extends along the lateral distance. A second conductive layer extends across an upper surface of the first conductive layer and comprises a second material different from the first material. A bottom surface of the second conductive layer is aligned with a bottom surface of the memory cell.Type: ApplicationFiled: November 20, 2023Publication date: March 14, 2024Inventors: William J. Gallagher, Shy-Jay Lin, Ming Yuan Song
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Patent number: 11912545Abstract: A wireless hoist system including a first hoist device having a first motor and a first wireless transceiver and a second hoist device having a second motor and a second wireless transceiver. The wireless hoist system includes a controller in wireless communication with the first wireless transceiver and the second wireless. The controller is configured to receive a user input and determine a first operation parameter and a second operation parameter based on the user input. The controller is also configured to provide, wirelessly, a first control signal indicative of the first operation parameter to the first hoist device and provide, wirelessly, a second control signal indicative of the second operation parameter to the second hoist device. The first hoist device operates based on the first control signal and the second hoist device operates based on the second control signal.Type: GrantFiled: June 26, 2020Date of Patent: February 27, 2024Assignee: Milwaukee Electric Tool CorporationInventors: Matthew Post, Gareth Mueckl, Matthew N. Thurin, Joshua D. Widder, Timothy J. Bartlett, Patrick D. Gallagher, Jarrod P. Kotes, Karly M. Schober, Kenneth W. Wolf, Terry L. Timmons, Mallory L. Marksteiner, Jonathan L. Lambert, Ryan A. Spiering, Jeremy R. Ebner, Benjamin A. Smith, James Wekwert, Brandon L. Yahr, Troy C. Thorson, Connor P. Sprague, John E. Koller, Evan M. Glanzer, John S. Scott, William F. Chapman, III, Timothy R. Obermann
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Patent number: 11864466Abstract: In a method of manufacturing a semiconductor device, a magnetic random access memory (MRAM) cell structure is formed. The MRAM cell structure includes a bottom electrode, a magnetic tunnel junction (MTJ) stack and a top electrode. A first insulating cover layer is formed over the MRAM cell structure. A second insulating cover layer is formed over the first insulating cover layer. An interlayer dielectric (ILD) layer is formed. A contact opening in the ILD layer is formed, thereby exposing the second insulating cover layer. A part of the second insulating cover layer and a part of the first insulating cover layer are removed, thereby exposing the top electrode. A conductive layer is formed in the opening contacting the top electrode. The second insulating cover layer has an oxygen getter property.Type: GrantFiled: July 26, 2021Date of Patent: January 2, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Shy-Jay Lin, Chwen Yu, William J. Gallagher
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Publication number: 20230380294Abstract: A magnetic memory device includes a magnetic tunnel junction (MTJ) stack, a spin-orbit torque (SOT) induction wiring disposed over the MTJ stack, a first terminal coupled to a first end of the SOT induction wiring, a second terminal coupled to a second end of the SOT induction wiring, and a selector layer coupled to the first terminal.Type: ApplicationFiled: July 28, 2023Publication date: November 23, 2023Inventors: MingYuan SONG, Shy-Jay LIN, William J. GALLAGHER, Hiroki NOGUCHI
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Patent number: 11778924Abstract: A magnetic memory device includes a magnetic tunnel junction (MTJ) stack, a spin-orbit torque (SOT) induction wiring disposed over the MTJ stack, a first terminal coupled to a first end of the SOT induction wiring, a second terminal coupled to a second end of the SOT induction wiring, and a selector layer coupled to the first terminal.Type: GrantFiled: August 10, 2022Date of Patent: October 3, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: MingYuan Song, Shy-Jay Lin, William J. Gallagher, Hiroki Noguchi
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Publication number: 20230076145Abstract: Various embodiments of the present disclosure are directed towards a semiconductor structure including a memory cell overlying a substrate. A lower via underlies the memory cell. The lower via is laterally offset from the memory cell by a lateral distance. A first conductive layer is disposed vertically between the memory cell and the lower via and comprising a first material. The first conductive layer continuously extends along the lateral distance. A second conductive layer extends across an upper surface of the first conductive layer and comprises a second material different from the first material. A bottom surface of the second conductive layer is aligned with a bottom surface of the memory cell.Type: ApplicationFiled: November 8, 2022Publication date: March 9, 2023Inventors: William J. Gallagher, Shy-Jay Lin, Ming Yuan Song
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Patent number: 11522009Abstract: Various embodiments of the present disclosure are directed towards a memory device including a shunting layer overlying a spin orbit torque (SOT) layer. A magnetic tunnel junction (MTJ) structure overlies a semiconductor substrate. The MTJ structure includes a free layer, a reference layer, and a tunnel barrier layer disposed between the free and reference layers. A bottom electrode via (BEVA) underlies the MTJ structure, where the BEVA is laterally offset from the MTJ structure by a lateral distance. The SOT layer is disposed vertically between the BEVA and the MTJ structure, where the SOT layer continuously extends along the lateral distance. The shunting layer extends across an upper surface of the SOT layer and extends across at least a portion of the lateral distance.Type: GrantFiled: December 23, 2019Date of Patent: December 6, 2022Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: William J. Gallagher, Shy-Jay Lin, Ming Yuan Song
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Publication number: 20220384714Abstract: A magnetic memory device includes a magnetic tunnel junction (MTJ) stack, a spin-orbit torque (SOT) induction wiring disposed over the MTJ stack, a first terminal coupled to a first end of the SOT induction wiring, a second terminal coupled to a second end of the SOT induction wiring, and a selector layer coupled to the first terminal.Type: ApplicationFiled: August 10, 2022Publication date: December 1, 2022Inventors: MingYuan SONG, Shy-Jay LIN, William J. GALLAGHER, Hiroki NOGUCHI
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Patent number: 11502241Abstract: A magnetic memory device includes a magnetic tunnel junction (MTJ) stack, a spin-orbit torque (SOT) induction wiring disposed over the MTJ stack, a first terminal coupled to a first end of the SOT induction wiring, a second terminal coupled to a second end of the SOT induction wiring, and a selector layer coupled to the first terminal.Type: GrantFiled: December 31, 2019Date of Patent: November 15, 2022Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: MingYuan Song, Shy-Jay Lin, William J. Gallagher, Hiroki Noguchi
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Publication number: 20220359820Abstract: Some examples relate to an integrated circuit. The integrated circuit comprises a semiconductor substrate, a bottom electrode over the substrate, a circular magnetic tunneling junction (MTJ) disposed over an upper surface of bottom electrode, and a circular top electrode disposed over an upper surface of the magnetic tunneling junction. The circular top electrode is concentric to the circular magnetic tunneling junction, and a diameter of the circular magnetic tunneling junction is smaller than 60 nm or smaller than 30 nm.Type: ApplicationFiled: July 26, 2022Publication date: November 10, 2022Inventor: William J. Gallagher
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Patent number: 11404633Abstract: Some examples relate to a method for forming a semiconductor device. The method comprises forming a pattern definition stack over a substrate, the pattern definition stack comprising a transfer layer, an interlayer arranged over the transfer layer, and a patterning layer arranged over the interlayer. The method further comprises forming a first opening in the patterning layer to expose an upper surface of the interlayer and etching the interlayer with an at least partially isotropic etchant through the first opening to form a recessed cavity. The method further comprises forming a conformal layer over the interlayer and the patterning layer to fill the first opening, and etching the conformal layer and the transfer layer with an anisotropic etch to form a second opening in the transfer layer. The method also comprises depositing a hard mask material in the second opening.Type: GrantFiled: March 23, 2020Date of Patent: August 2, 2022Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventor: William J. Gallagher
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Publication number: 20210395080Abstract: A micro-electromechanical device and method of manufacture are disclosed. A sacrificial layer is formed on a silicon substrate. A metal layer is formed on a top surface of the sacrificial layer. Soft magnetic material is electrolessly deposited on the metal layer to manufacture the micro-electromechanical device. The sacrificial layer is removed to produce a metal beam separated from the silicon substrate by a space.Type: ApplicationFiled: September 7, 2021Publication date: December 23, 2021Inventors: William J. Gallagher, Eugene J. O'Sullivan, Naigang Wang
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Patent number: 11174159Abstract: A micro-electromechanical device and method of manufacture are disclosed. A sacrificial layer is formed on a silicon substrate. A metal layer is formed on a top surface of the sacrificial layer. Soft magnetic material is electrolessly deposited on the metal layer to manufacture the micro-electromechanical device. The sacrificial layer is removed to produce a metal beam separated from the silicon substrate by a space.Type: GrantFiled: August 20, 2013Date of Patent: November 16, 2021Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: William J. Gallagher, Eugene J. O'Sullivan, Naigang Wang
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Publication number: 20210351346Abstract: In a method of manufacturing a semiconductor device, a magnetic random access memory (MRAM) cell structure is formed. The MRAM cell structure includes a bottom electrode, a magnetic tunnel junction (MTJ) stack and a top electrode. A first insulating cover layer is formed over the MRAM cell structure. A second insulating cover layer is formed over the first insulating cover layer. An interlayer dielectric (ILD) layer is formed. A contact opening in the ILD layer is formed, thereby exposing the second insulating cover layer. A part of the second insulating cover layer and a part of the first insulating cover layer are removed, thereby exposing the top electrode. A conductive layer is formed in the opening contacting the top electrode. The second insulating cover layer has an oxygen getter property.Type: ApplicationFiled: July 26, 2021Publication date: November 11, 2021Inventors: Shy-Jay LIN, Chwen YU, William J. GALLAGHER
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Patent number: 11152144Abstract: Present disclosure relates to magnetic materials, chips having magnetic materials, and methods of forming magnetic materials. In certain embodiments, magnetic materials may include a seed layer, and a cobalt-based alloy formed on seed layer. The seed layer may include copper, cobalt, nickel, platinum, palladium, ruthenium, iron, nickel alloy, cobalt-iron-boron alloy, nickel-iron alloy, and any combination of these materials. In certain embodiments, the chip may include one or more on-chip magnetic structures. Each on-chip magnetic structure may include a seed layer, and a cobalt-based alloy formed on seed layer. In certain embodiments, method may include: placing a seed layer in an aqueous electroless plating bath to form a cobalt-based alloy on seed layer. In certain embodiments, the aqueous electroless plating bath may include sodium tetraborate, an alkali metal tartrate, ammonium sulfate, cobalt sulfate, ferric ammonium sulfate and sodium borohydride and has a pH between about 9 to about 13.Type: GrantFiled: April 13, 2017Date of Patent: October 19, 2021Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Hariklia Deligianni, William J. Gallagher, Yu Luo, Lubomyr T. Romankiw, Joonah Yoon
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Patent number: 11107878Abstract: An on-chip magnetic structure includes a palladium activated seed layer and a substantially amorphous magnetic material disposed onto the palladium activated seed layer. The substantially amorphous magnetic material includes nickel in a range from about 50 to about 80 atomic % (at. %) based on the total number of atoms of the magnetic material, iron in a range from about 10 to about 50 at. % based on the total number of atoms of the magnetic material, and phosphorous in a range from about 0.1 to about 30 at. % based on the total number of atoms of the magnetic material. The magnetic material can include boron in a range from about 0.1 to about 5 at. % based on the total number of atoms of the magnetic material.Type: GrantFiled: March 24, 2015Date of Patent: August 31, 2021Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Hariklia Deligianni, William J. Gallagher, Maurice Mason, Eugene J. O'Sullivan, Lubomyr T. Romankiw, Naigang Wang
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Patent number: 11081153Abstract: In some embodiments, the present application provides a magnetic memory device. The magnetic memory device comprises a bottom electrode, and a first synthetic anti-ferromagnetic (SyAF) layer including a first pinning layer and a second pinning layer disposed over the bottom electrode and having opposite magnetization directions and separated by a first spacer layer. The magnetic memory device further comprises a reference layer disposed over the first pair of pinning layers and a free layer disposed over the reference layer and separated from the reference layer by a tunneling barrier layer. The magnetic memory device further comprises a second synthetic anti-ferromagnetic (SyAF) layer including a third pinning layer and a fourth pinning layer disposed over the free layer and having opposite magnetization directions and separated by a second spacer layer.Type: GrantFiled: April 26, 2019Date of Patent: August 3, 2021Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Gaurav Gupta, Zhiqiang Wu, William J. Gallagher
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Patent number: 11075336Abstract: In a method of manufacturing a semiconductor device, a magnetic random access memory (MRAM) cell structure is formed. The MRAM cell structure includes a bottom electrode, a magnetic tunnel junction (MTJ) stack and a top electrode. A first insulating cover layer is formed over the MRAM cell structure. A second insulating cover layer is formed over the first insulating cover layer. An interlayer dielectric (ILD) layer is formed. A contact opening in the ILD layer is formed, thereby exposing the second insulating cover layer. A part of the second insulating cover layer and a part of the first insulating cover layer are removed, thereby exposing the top electrode. A conductive layer is formed in the opening contacting the top electrode. The second insulating cover layer has an oxygen getter property.Type: GrantFiled: January 15, 2020Date of Patent: July 27, 2021Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Shy-Jay Lin, Chwen Yu, William J. Gallagher