Patents by Inventor Yung Hsiung Chen
Yung Hsiung Chen 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: 20240077534Abstract: Systems, methods, and devices are described herein for pre-setting scan flip-flops using combinational logic circuits. A system includes a plurality of flip-flop devices and a first pre-setting combinational logic circuit. The plurality of flip-flop devices are coupled together in series and configured to receive a scan input signal, capture data output from each flip-flop device of the plurality of flip-flop devices based on the scan input signal, and generate a scan output signal comprising the captured data. The first pre-setting combinational logic circuit is coupled to a first flip-flop device of the plurality of flip-flop devices. The first pre-setting combinational logic circuit includes a plurality of transistors and is configured to override and set either the scan input signal to the first flip-flop device or the scan output signal of the first flip-flop device based on selective operation of the plurality of transistors.Type: ApplicationFiled: January 6, 2023Publication date: March 7, 2024Inventors: Johnny Chiahao Li, Sheng-Hsiung Chen, Tzu-Ying Lin, Yung-Chen Chien, Jerry Chang Jui Kao, Xiangdong Chen
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Patent number: 9504891Abstract: The present invention proposes a baseball bat, which comprises a hollow handle region extending along an axis and including a connection section; and a barrel region extending along the axis and connected with the connection section. The barrel region has thermoset resin layers and at least one flexible chain polymer layer, which exists within the thermoset resin layers, so that the barrel region does not harden after shape forming. The barrel region of the baseball bat can absorb vibration during batting and improve the stability of the batted ball.Type: GrantFiled: July 20, 2015Date of Patent: November 29, 2016Assignees: WELL JET INTERNATIONAL CO., LTD., MIZUNO CORPORATIONInventor: Yung-Hsiung Chen
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Publication number: 20110237345Abstract: A direction change structure of golf club head includes a ferrule that is fit to a body of a club head for coupling a shaft of a golf club. The ferrule includes an eccentric feature and has a separation preventing threaded member embedded therein. The body of the club head has a sole in which a recessed cavity is formed to correspond to the joint portion. A fastening threaded member is fit with a washer and is inserted through the recessed cavity to threadingly engage the separation preventing threaded member for fixing the ferrule. As such, with the fastening threaded member loosened, the ferrule is rotatable to realize direction change in order to enhance ball hitting performance.Type: ApplicationFiled: March 25, 2010Publication date: September 29, 2011Inventor: YUNG-HSIUNG CHEN
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Publication number: 20100099512Abstract: Disclosed is a shank of a four-piece forging of golf club head. Atop piece of the four-piece forging of club head forms, at a portion thereof adjacent to the shank, a two-staged structure of an outward flaring sector-shaped connection portion that is combined with the shank, whereby an abutting condition exhibiting a smooth surface is formed at a jointing site between the shank and the club head in the course of performing welding operation between the shank and the club head for reducing the amount of filling material used in carrying out the welding operation and making the welding operation, as well as the subsequent grinding operation, easier and smoother. Thus, with the quality improved, the flexibility of design can also be enhanced to reduce the machining time and the manufacturing costs.Type: ApplicationFiled: October 20, 2008Publication date: April 22, 2010Inventor: YUNG-HSIUNG CHEN
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Publication number: 20100029418Abstract: The method first provides a tubular outer member, a tubular inner member, and a head cap. Then, the inner member is threaded into the outer member and sealed inside by the head cap. The assembly is then placed in a mold, heated, and pressurized into a baseball bat. Due to its dual-layered structure, the baseball bat is capable of delivering superior performance and shock absorption. A material different from that of the outer and inner members could be further stuffed between the outer and inner members.Type: ApplicationFiled: July 30, 2008Publication date: February 4, 2010Inventor: YUNG-HSIUNG CHEN
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Patent number: 7654913Abstract: A golf club head is formed with openings respectively on top and bottom sides thereof and a circumferential recessed groove is formed in the club head along a circumference of each opening. Pegs are formed in and spaced along the circumferential grooves. A faceplate and a bottom plate are provided, each having a circumferential edge along which notches are formed in a spaced manner to correspond to the pegs. Thus, when the faceplate and the bottom plate are received in the top and bottom openings respectively to be supported by the circumferential grooves, the notches respectively snugly fit over the pegs to thereby securely and properly hold the faceplate and the bottom plate in position for subsequently welding operation. Thus, the subsequent welding operation can be carried out in a smooth manner without any underside shifting of the faceplate and bottom plate with respect to the club head.Type: GrantFiled: January 15, 2008Date of Patent: February 2, 2010Assignee: Well Jet International Co., Ltd.Inventor: Yung Hsiung Chen
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Patent number: 7651413Abstract: The present invention provides a golf club head of heterogeneous metals, which includes a main body having a front side forming a fitting cavity to which a striking face plate made of a metal having a specific weight less than nine is fit and a bottom side which is enclosed by a sole member made of a metal having a specific weight great than twelve to thereby lower the gravity center of the club head to ensure stability of ball striking and also reduce the area on which welding operation is carried out so as to effectively reduce the manufacturing costs.Type: GrantFiled: July 9, 2008Date of Patent: January 26, 2010Assignee: Well Jet International Co., Ltd.Inventor: Yung Hsiung Chen
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Publication number: 20100009774Abstract: The present invention provides a golf club head of heterogeneous metals, which includes a main body having a front side forming a fitting cavity to which a striking face plate made of a metal having a specific weight less than nine is fit and a bottom side which is enclosed by a sole member made of a metal having a specific weight great than twelve to thereby lower the gravity center of the club head to ensure stability of ball striking and also reduce the area on which welding operation is carried out so as to effectively reduce the manufacturing costs.Type: ApplicationFiled: July 9, 2008Publication date: January 14, 2010Inventor: YUNG HSIUNG CHEN
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Publication number: 20090270199Abstract: A golf club head has a three-piece construction, including a front piece, an intermediate piece and a rear piece. The front and rear pieces are made of metal, while the intermediate piece is made of fiber-reinforced plastic, composite material or metal. The intermediate piece is jointed to the front and rear pieces by means of adhesives or welding. Bolts are provided in a lower portion of the rear piece to threadingly engage the front piece to securely fix all the pieces together to form the golf club head, which has a lowered gravity center and enhanced striking stability.Type: ApplicationFiled: April 24, 2008Publication date: October 29, 2009Inventor: YUNG-HSIUNG CHEN
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Publication number: 20090178266Abstract: A golf club head is formed with openings respectively on top and bottom sides thereof and a circumferential recessed groove is formed in the club head along a circumference of each opening. Pegs are formed in and spaced along the circumferential grooves. A faceplate and a bottom plate are provided, each having a circumferential edge along which notches are formed in a spaced manner to correspond to the pegs. Thus, when the faceplate and the bottom plate are received in the top and bottom openings respectively to be supported by the circumferential grooves, the notches respectively snugly fit over the pegs to thereby securely and properly hold the faceplate and the bottom plate in position for subsequently welding operation. Thus, the subsequent welding operation can be carried out in a smooth manner without any underside shifting of the faceplate and bottom plate with respect to the club head.Type: ApplicationFiled: January 15, 2008Publication date: July 16, 2009Inventor: YUNG-HSIUNG CHEN
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Publication number: 20090174114Abstract: First, fibers of a single material or of mixed materials are knitted or woven into a single-layer fiber tube. Then, two or more fiber tubes thus formed are threaded layer-by-layer over a mandrel and the two ends of the fiber tubes are fastened. The assembly is then submerged in a vacuumed or pressurized tank of uncured resins, so that the resins could permeate evenly into the fiber tubes. The assembly is then thermally cured and the cured fiber tubes are removed from the mandrel. The fiber tubes are then placed in a mold and molded together with a knob and a cap at its both ends to make a composite baseball bat.Type: ApplicationFiled: January 3, 2008Publication date: July 9, 2009Inventor: YUNG-HSIUNG CHEN
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Publication number: 20090029794Abstract: A golf club head includes a head body having a grounding face. The grounding face has a front portion and a rear portion. The rear portion of the grounding face is formed with a recessed portion. The recessed portion is provided with at least one protruding boss. Thus, the contact area between the grounding face of the head body and the ground is reduced largely by provision of the recessed portion to reduce the friction and resistance of the grounding face of the head body and to increase the striking force of the head body so as to increase the travel distance of the golf ball and to increase the striking effect of the head body.Type: ApplicationFiled: July 23, 2007Publication date: January 29, 2009Inventor: Yung-Hsiung Chen
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Publication number: 20080242441Abstract: A golf club head includes a hitting face and a changeable zone formed on a surface of the hitting face and having a physical feature different from that of the hitting face. Thus, all part or partial of the changeable zone of the hitting face has a hardness different from that of the hitting face, so that when the changeable zone is harder than the hitting face, the golf club head provides a greater hitting force on the golf ball due to the greater hardness of the changeable zone to increase the travel distance of the golf ball, and when the changeable zone is softer than the hitting face, the travel direction of the golf ball is controlled by the golf club head to facilitate a user controlling the travel direction the golf ball.Type: ApplicationFiled: March 27, 2007Publication date: October 2, 2008Applicant: WELL JET INTERNATIONAL CO., LTD.Inventor: Yung-Hsiung Chen
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Publication number: 20070087872Abstract: A bat includes a hollow handle, a head portion mounted on a first end of the handle, a tail portion mounted on a second end of the handle, and an elastic plate mounted in an inside of the handle. Thus, when the handle hits a ball, the elastic plate is deformed by the impact force applied by the ball, so that the elastic plate produces a reaction bouncing force to the handle to maintain the stiffness and strength of the handle and to enhance the hitting force of the handle so as to strike the ball exactly, thereby enhancing the striking effect of the handle efficiently.Type: ApplicationFiled: October 18, 2005Publication date: April 19, 2007Applicant: WELL JET INTERNATIONAL CO., LTD.Inventor: Yung-Hsiung Chen
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Patent number: 6322283Abstract: A connection structure for a head tube and a handle securing rod of a bicycle, characterized in that a connection block is secured at a jacket within the head tube, and the center of the connection block is provided with a screw hole, and the head tube is mounted to the connection ring tube of the handle securing rod for the mounting of a securing element to the screw hole of the connection block, and the head tube and the handle securing rod are joined to form as a unit.Type: GrantFiled: March 30, 2000Date of Patent: November 27, 2001Inventor: Yung Hsiung Chen