Patents by Inventor Race Wu
Race Wu 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: 12257728Abstract: Provided is a shaft-locking folding knife including: a blade pivotally disposed between two side plates and having a first engaging portion and a second engaging portion, with the side plate each having a slotted hole and a pivotal hole; a telescopic rod unit with one end pivotally disposed between the two pivotal holes of the two side plates and the other end having a bolt disposed between the two slotted holes, the telescopic rod unit having a blocking portion engaged with the first engaging portion or the second engaging portion of the blade; and a control element disposed at an extensible rod of the telescopic rod unit and exposed from the two side plates.Type: GrantFiled: January 17, 2023Date of Patent: March 25, 2025Assignee: CUTTWAY PRODUCTS CO., LTD.Inventors: Henry Wang, Race Wu
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Patent number: 12172330Abstract: A securing structure of a folding knife includes a blade and a handle. The blade is pivotally connected to the handle and has a pivotal connection end provided with a first engaging groove and a second engaging groove. The handle has two opposite sides each provided with a first guide hole. A stop block is provided in the handle and has a stop surface for abutting against an abutting surface of the blade. The stop block also has an inclined guide surface. The inclined guide surface is adjacent to the first guide holes and is inclined in a direction from the upper handle edges toward the front handle ends. A pin extends through the two first guide holes and can be engaged in either one of the first and the second engaging grooves and thereby clamped between a wall portion of the engaging groove and the inclined guide surface.Type: GrantFiled: August 17, 2022Date of Patent: December 24, 2024Assignee: CUTTWAY PRODUCTS CO., LTD.Inventors: Race Wu, Jonathan Chang
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Patent number: 12150574Abstract: A knife rack includes a box body having a bottom, a plurality of peripheral walls surrounding the bottom, an accommodating space surrounded by the peripheral walls and the bottom and an opening provided where the accommodating space communicates with the outside, a top cover covering the opening and provided with a plurality of long slotted holes, and a plurality of round balls set within the accommodating space of the box body and used as a support structure for supporting knifes. The point-like contact between the round balls and the blades of stored knives can greatly reduce the contact area between the round balls and the blades, and the gaps between the round balls are conducive to air circulation.Type: GrantFiled: November 15, 2023Date of Patent: November 26, 2024Assignee: DOTS TECHNOLOGY INC.Inventors: Race Wu, Po-Chun Chuang, Po-Yu Chen
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Publication number: 20240268586Abstract: A knife rack includes a box body having a bottom, a plurality of peripheral walls surrounding the bottom, an accommodating space surrounded by the peripheral walls and the bottom and an opening provided where the accommodating space communicates with the outside, a top cover covering the opening and provided with a plurality of long slotted holes, and a plurality of round balls set within the accommodating space of the box body and used as a support structure for supporting knifes. The point-like contact between the round balls and the blades of stored knives can greatly reduce the contact area between the round balls and the blades, and the gaps between the round balls are conducive to air circulation.Type: ApplicationFiled: November 15, 2023Publication date: August 15, 2024Applicant: DOTS TECHNOLOGY INC.Inventors: Race Wu, Po-Chun Chuang, Po-Yu Chen
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Publication number: 20240217126Abstract: Provided is a shaft-locking folding knife including: a blade pivotally disposed between two side plates and having a first engaging portion and a second engaging portion, with the side plate each having a slotted hole and a pivotal hole; a telescopic rod unit with one end pivotally disposed between the two pivotal holes of the two side plates and the other end having a bolt disposed between the two slotted holes, the telescopic rod unit having a blocking portion engaged with the first engaging portion or the second engaging portion of the blade; and a control element disposed at an extensible rod of the telescopic rod unit and exposed from the two side plates.Type: ApplicationFiled: January 17, 2023Publication date: July 4, 2024Applicant: CUTTWAY PRODUCTS CO.,LTD.Inventors: Henry Wang, Race Wu
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Publication number: 20240083045Abstract: A securing structure of a folding knife includes a blade and a handle. The blade is pivotally connected to the handle and has a pivotal connection end provided with a first engaging groove and a second engaging groove. The handle has two opposite sides each provided with a first guide hole. A stop block is provided in the handle and has a stop surface for abutting against an abutting surface of the blade. The stop block also has an inclined guide surface. The inclined guide surface is adjacent to the first guide holes and is inclined in a direction from the upper handle edges toward the front handle ends. A pin extends through the two first guide holes and can be engaged in either one of the first and the second engaging grooves and thereby clamped between a wall portion of the engaging groove and the inclined guide surface.Type: ApplicationFiled: November 14, 2023Publication date: March 14, 2024Applicant: CUTTWAY PRODUCTS CO.,LTD.Inventors: Race Wu, Jonathan Chang
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Publication number: 20240017429Abstract: A securing structure of a folding knife includes a blade and a handle. The blade is pivotally connected to the handle and has a pivotal connection end provided with a first engaging groove and a second engaging groove. The handle has two opposite sides each provided with a first guide hole. A stop block is provided in the handle and has a stop surface for abutting against an abutting surface of the blade. The stop block also has an inclined guide surface. The inclined guide surface is adjacent to the first guide holes and is inclined in a direction from the upper handle edges toward the front handle ends. A pin extends through the two first guide holes and can be engaged in either one of the first and the second engaging grooves and thereby clamped between a wall portion of the engaging groove and the inclined guide surface.Type: ApplicationFiled: August 17, 2022Publication date: January 18, 2024Applicant: CUTTWAY PRODUCTS CO.,LTD.Inventors: Race Wu, Jonathan Chang
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Patent number: 11103976Abstract: A cutter sharpener includes a base with a receiving unit, the receiving unit having a pivoting portion and a mounting portion with a positioning section; a support having a pivoting portion pivotally connected to the pivoting portion of the base, a sharpening block mounting portion and a positioning section positioned in the positioning section of the base, and a sharpening block mounted in the sharpening block mounting portion of the support.Type: GrantFiled: December 20, 2019Date of Patent: August 31, 2021Inventors: Race Wu, Isaac Vellekamp
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Publication number: 20210129293Abstract: A cutter sharpener includes a base with a receiving unit, the receiving unit having a pivoting portion and a mounting portion with a positioning section; a support having a pivoting portion pivotally connected to the pivoting portion of the base, a sharpening block mounting portion and a positioning section positioned in the positioning section of the base, and a sharpening block mounted in the sharpening block mounting portion of the support.Type: ApplicationFiled: December 20, 2019Publication date: May 6, 2021Inventors: Race WU, Isaac VELLEKAMP
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Patent number: 10823381Abstract: Provided is a flashlight including a casing, a power module and a light. An opening is disposed at the front end of the casing. A finger compartment penetrating two lateral surfaces of the casing is centrally disposed at the casing. The power module has a first light switch, a second light switch and a power. The first light switch is disposed in the finger compartment of the casing. The second light switch protrudes from the rear end of the casing. The power is disposed in the casing and electrically connected to the first and second light switches. The light is disposed in the opening and electrically connected to the first and second light switches, and one of which drives the light to turn on and turn off. A user can alter a grip and use both hands while illuminated, allowing the flashlight to function as a self-defense tool.Type: GrantFiled: November 26, 2019Date of Patent: November 3, 2020Inventors: Race Wu, Steve John Avila
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Patent number: 10596406Abstract: A leg stretching and raising workout apparatus include: a load bearing unit having a base for underpinning a shoe/foot and cord-penetrating openings disposed at the base; at least one fastening unit having a cord connected to the cord-penetrating openings to fasten the shoe or foot, and two anchoring portions disposed bilaterally; and two pulling cord members each having a pulling cord, and a cord connecting portion connected to a corresponding one of the anchoring portions. Another leg stretching and raising workout apparatus includes: a load bearing unit having a base for underpinning a shoe/foot, cord-penetrating openings disposed at the base, and two anchoring portions disposed bilaterally; at least one fastening unit having a cord connected to the cord-penetrating openings to fasten the shoe or foot; and two pulling cord members each having a pulling cord and a cord connecting portion connected to a corresponding one of the anchoring portions.Type: GrantFiled: June 4, 2018Date of Patent: March 24, 2020Assignees: RACE WUInventors: Race Wu, Steve John Avila
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Patent number: 10456938Abstract: A sheath and knife separation control structure includes a sheath formed of a first sheath shell and a second sheath shell and including a knife blade accommodation chamber and a stop block, a knife having a knife blade accommodated in the knife blade accommodation chamber and a stop portion stoppable by the stop block, and a clamping control unit including a clamp pivotally connected to the sheath and a first clamping portion and a second clamping portion adapted for clamping the first sheath shell and second sheath shell of the sheath such that the stop block of the sheath is stopped against the stop portion to lock the knife to the sheath. The stop portion is movable to push away the stop block for allowing separation of the knife from the sheath when the clamping control unit is unclamped from the sheath.Type: GrantFiled: July 13, 2018Date of Patent: October 29, 2019Inventor: Race Wu
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Publication number: 20190054642Abstract: A sheath and knife separation control structure includes a sheath formed of a first sheath shell and a second sheath shell and including a knife blade accommodation chamber and a stop block, a knife having a knife blade accommodated in the knife blade accommodation chamber and a stop portion stoppable by the stop block, and a clamping control unit including a clamp pivotally connected to the sheath and a first clamping portion and a second clamping portion adapted for clamping the first sheath shell and second sheath shell of the sheath such that the stop block of the sheath is stopped against the stop portion to lock the knife to the sheath. The stop portion is movable to push away the stop block for allowing separation of the knife from the sheath when the clamping control unit is unclamped from the sheath.Type: ApplicationFiled: July 13, 2018Publication date: February 21, 2019Inventor: Race WU
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Publication number: 20180290009Abstract: A leg stretching and raising workout apparatus include: a load bearing unit having a base for underpinning a shoe/foot and cord-penetrating openings disposed at the base; at least one fastening unit having a cord connected to the cord-penetrating openings to fasten the shoe or foot, and two anchoring portions disposed bilaterally; and two pulling cord members each having a pulling cord, and a cord connecting portion connected to a corresponding one of the anchoring portions. Another leg stretching and raising workout apparatus includes: a load bearing unit having a base for underpinning a shoe/foot, cord-penetrating openings disposed at the base, and two anchoring portions disposed bilaterally; at least one fastening unit having a cord connected to the cord-penetrating openings to fasten the shoe or foot; and two pulling cord members each having a pulling cord and a cord connecting portion connected to a corresponding one of the anchoring portions.Type: ApplicationFiled: June 4, 2018Publication date: October 11, 2018Inventors: Race WU, Steve John AVILA
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Publication number: 20180290008Abstract: A leg stretching and raising workout apparatus includes: a load bearing unit having a base for underpinning a shoe or foot, cord penetrating openings disposed at the base, and an anchoring portion; at least one fastening unit each having a cord fastened to a corresponding one of the cord penetrating openings of the load bearing unit, thereby enabling the cord to be fastened to the shoe or foot; and a pulling cord member having a pulling cord and a cord connecting portion connected to the anchoring portion of the load bearing unit.Type: ApplicationFiled: June 14, 2017Publication date: October 11, 2018Inventors: Race WU, Steve John AVILA
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Patent number: D846372Type: GrantFiled: June 26, 2017Date of Patent: April 23, 2019Inventor: Race Wu
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Patent number: D863896Type: GrantFiled: January 24, 2018Date of Patent: October 22, 2019Inventor: Race Wu
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Patent number: D911809Type: GrantFiled: December 20, 2019Date of Patent: March 2, 2021Inventors: Race Wu, Isaac Vellekamp
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Patent number: D922179Type: GrantFiled: July 26, 2019Date of Patent: June 15, 2021Inventor: Race Wu
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Patent number: D945664Type: GrantFiled: November 22, 2019Date of Patent: March 8, 2022Inventor: Race Wu