Patents by Inventor Wen-An Liang

Wen-An Liang 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).

  • Publication number: 20060149010
    Abstract: The process and catalyst of this invention can be utilized to synthesize homo and copolymers of conjugated diene monomers and vinyl aromatic monomers having high trans contents of greater than 60% with low melting points. These homo and copolymers of conjugated diene monomers and vinyl aromatic monomers can be utilized in tire tread and sidewall rubbers that exhibit outstanding wear and tear characteristics in the tread and excellent flexing properties in the sidewall. The rubber polymers of this invention are made utilizing an improved catalyst system. This catalyst system is comprised of (a) organo aluminum compounds, (b) organo lithium compounds, (c) a barium compound selected from barium salts of (i) di(ethylene glycol) ethyl ether, (ii) di(ethylene glycol) propyl ether, (iii) di(ethylene glycol) hexyl ether, (iv) di(N,N-dimethyl amino glycol) ethyl ether, (v) menthol and thymol in the presence of polar modifier consisting of water, alcohols, amines, thiols, phosphates and phosphites.
    Type: Application
    Filed: December 19, 2005
    Publication date: July 6, 2006
    Inventors: Adel Halasa, Wen-Liang Hsu, Chad Jasiunas, Laurie Austin
  • Publication number: 20060139449
    Abstract: The present invention pertains to a wireless audio-video doorbell monitoring system, wherein a portable monitoring device administrates a doorbell device and detective devices. After initiation, the monitoring device calls other nearby devices to form a wireless network via a wireless broadcasting way, and then the monitoring device administrates each device to perform the doorbell or detection function. Via the automatic setup and simple operating interface, the present invention enables a general family to be free from a complex operational procedure. In the present invention, the detective device can sense the image and sound of the monitored regions, which is sent to a display panel and a speaker of the monitoring device without a time lag.
    Type: Application
    Filed: December 23, 2004
    Publication date: June 29, 2006
    Inventors: Wen-Liang Cheng, Feng-Chi Yeh
  • Patent number: 7064171
    Abstract: The present invention reveals a tire having a tread that is comprised of (1) 30 phr to 80 phr of a non-random styrene-butadiene rubber comprised of polymer chains that are derived from styrene and 1,3-butadiene, wherein from about 10 weight percent to about 50 weight percent of the repeat units in the styrene-butadiene rubber are derived from styrene, wherein from about 60 weight percent to about 90 weight percent of the repeat units in the styrene-butadiene rubber are derived from 1,3-butadiene, wherein from about 30 weight percent to about 50 weight percent of the styrene repeat units are in sequences containing 5 to 20 styrene repeat units, wherein the bound styrene content found in the first half of the polymer chains differs from the bound styrene content found in the second half of the polymer chains by at least 5 weight percent, wherein the styrene-butadiene rubber has a 1,2-vinyl content which is within the range of about 8 percent to about 20 percent, wherein the styrene-butadiene rubber has a number
    Type: Grant
    Filed: September 22, 2005
    Date of Patent: June 20, 2006
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Adel Farhan Halasa, Wen-Liang Hsu, David Michael Smith, Sr., Warren James Busch, John Joseph Andre Verthe, Scott Edwards Johnson
  • Patent number: 7055566
    Abstract: This invention relates to a tire which is comprised of a generally toroidal-shaped carcass with an outer circumferential tread, two spaced beads, at least one ply extending from bead to bead and sidewalls extending radially from and connecting said tread to said beads; wherein said tread is adapted to be ground-contacting; wherein the tread is comprised of: (1) an amino group containing rubbery polymer, wherein said amino group containing rubbery polymer contains from about 0.1 weight percent to about 20 weight percent monomer units containing an amino group, (2) from 0.1 to about 25 phr of an organophilic 2:1 layered silicate clay selected from the group consisting of montmorillonite clays, bentonite clays, hectorite clays, saponite clays, nontronite clays, beidellite clays, fluorohectorite clays, stevensite clays, volkonskoite clays, sauconite clays, and laponite clays, and (3) a silica coupling agent.
    Type: Grant
    Filed: August 20, 2004
    Date of Patent: June 6, 2006
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Manoj Ajbani, Wen-Liang Hsu, Adel Farhan Halasa, Ginger Lee, Eric Sean Castner
  • Publication number: 20060108943
    Abstract: A light source module includes a circuit board and a light source circuit. The light source circuit is mounted on the circuit board, and includes a light-emitting diode, and a pair of second electrical contacts, each of which is coupled to the light-emitting diode. The light source module is to be installed to a ceiling light fixture of an automobile.
    Type: Application
    Filed: November 24, 2004
    Publication date: May 25, 2006
    Inventor: Wen-Liang Hsia
  • Publication number: 20060110469
    Abstract: The invention provides an acetone extract, chloroform extract or hexane extract of Angelicae sinensis and/or the active components purified therefrom, such as n-butylidenephthalide, which are effective in treating cancers.
    Type: Application
    Filed: October 7, 2005
    Publication date: May 25, 2006
    Inventors: Jiann-Kuan Luo, Horng-Jyh Harn, Wen-Liang Chang, Shinn-Zong Lin, Yeung-Leung Cheng, Nu-Man Tsai
  • Patent number: 7041761
    Abstract: The present invention relates to a process for synthesizing a rubbery polymer that comprises copolymerizing at least one conjugated diolefin monomer and at least one functionalized monomer in an organic solvent at a temperature which is within the range of 0° C. to about 150° C., wherein the polymerization is initiated with an anionic initiator, wherein the polymerization is conducted in the absence of conventional polar modifiers, and wherein the functionalized monomer is of the structural formula: wherein the R? groups in repeat units and in different repeat units can be the same or different and represent hydrogen atoms or alkyl groups containing from 1 to about 4 carbon atoms, wherein x represents an integer from 1 to about 10, and wherein the R groups in repeat units and in different repeat units can be the same or different and represent alkyl groups containing from 1 to about 10 carbon atoms or alkoxy groups containing from 1 to about 10 carbon atoms.
    Type: Grant
    Filed: July 20, 2004
    Date of Patent: May 9, 2006
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Adel Farhan Halasa, Wen-Liang Hsu
  • Patent number: 7030292
    Abstract: A method of producing a homogenous population of homozygous stem (HS) cells pre-selected for immunotype and/or genotype from donor cells is described herein. The invention relates to methods of using immunohistocompatible HS cells for diagnosis, therapeutic and cosmetic transplantation, and the treatment of various genetic diseases, neurodegenerative diseases, traumatic injuries and cancer. The invention further relates to methods for using histocompatible HS stem cells pre-selected for a non-disease genotype for prophylactic and therapeutic intervention including, but not limited to, therapeutic and cosmetic transplantation, and the treatment of various genetic diseases, neurodegenerative diseases, and cancer.
    Type: Grant
    Filed: January 2, 2002
    Date of Patent: April 18, 2006
    Assignee: Stemron, Inc.
    Inventors: Wen Liang Yan, Steve Chien-Wen Huang, Minh-Thanh Nguyen, Huan (Helen) Lin, Jingqi Lei, Ruchi Khanna
  • Patent number: 7031854
    Abstract: A universal power measurement SoC includes an analog signal conditioning circuit, analog-to-digital converter circuit, memory and micro control unit. The analog signal conditioning circuit receives physical signals from a signal sensor and adjusts the polarities and amplitudes of the signals to produce suitable analog signals and gain status. The analog-to-digital converter circuit converts the adjusted analog signals into digital signals. The memory stores the pre-setup parameters of the power measurement. The micro control unit, according to users' choices, processes the converted digital signals with the gain status to produce the output signals of the power measurement.
    Type: Grant
    Filed: July 6, 2004
    Date of Patent: April 18, 2006
    Assignee: Industrial Technology Research Institute
    Inventors: Syh-Shoei Lin, Wen-Liang Tseng, Jan-Ku Chen
  • Publication number: 20060074207
    Abstract: The neodymium catalyst system prepared by the technique of this invention can be used in the polymerization of isoprene monomer into synthetic polyisoprene rubber having an extremely high cis-microstructure content and high stereo regularity. This polyisoprene rubber will crystallize under strain and can be compounded into rubber formulations in a manner similar to natural rubber. This invention more specifically discloses a process for the synthesis of polyisoprene rubber which comprises polymerizing isoprene monomer in the presence of a neodymium catalyst system, wherein the neodymium catalyst system is prepared by a process that comprises (1) reacting a neodymium carboxylate with an organoaluminum compound in an organic solvent to produce neodymium-aluminum catalyst component, and (2) subsequently reacting the neodymium-aluminum catalyst component with an elemental halogen to produce the neodymium catalyst system, wherein the neodymium catalyst system is void of nickel-containing compounds.
    Type: Application
    Filed: November 23, 2005
    Publication date: April 6, 2006
    Inventors: Adel Halasa, Wen-Liang Hsu, Aaron Ryba, Jin-Ping Zhou, Chad Jasiunas, Paul Sandstrom
  • Patent number: 7022783
    Abstract: The subject invention relates to a technique for synthesizing rubbery non-tapered, random, copolymers of 1,3-butadiene and isoprene. These rubbery copolymers exhibit an excellent combination of properties for utilization in tire sidewall rubber compounds for truck tires. By utilizing these isoprene-butadiene rubbers in tire sidewalls, tires having improved cut growth resistance can be built without sacrificing rolling resistance. Such rubbers can also be employed in tire tread compounds to improve tread wear characteristics and decrease rolling resistance without sacrificing traction characteristics.
    Type: Grant
    Filed: January 27, 2004
    Date of Patent: April 4, 2006
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Wen-Liang Hsu, Adel Farhan Halasa, Chad Aaron Jasiunas
  • Patent number: 6995224
    Abstract: This invention discloses a process for synthesizing an amine functionalized monomer that comprises (1) reacting a secondary amine with a 2,3-dihalopropene to produce a vinyl halide containing secondary amine having a structural formula selected from the group consisting of wherein R and R? can be the same or different and represent allyl, alkoxyl or alkyl groups containing from 1 to about 10 carbon atoms, and wherein X represents a halogen atom, and wherein m represents an integer from 4 to about 10, and wherein X represents a halogen atom; and (2) reacting the vinyl halide containing secondary amine with a vinyl magnesium halide to produce the monomer having a structural formula wherein R and R? can be the same or different and represent alkyl, allyl or alkoxyl groups containing from 1 to about 10 carbon atoms, and wherein m represents an integer from about 4 to about 10.
    Type: Grant
    Filed: January 26, 2005
    Date of Patent: February 7, 2006
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Adel Farhan Halasa, Wen-Liang Hsu, Jin-Ping Zhou, Chad Aaron Jasiunas
  • Publication number: 20060021716
    Abstract: A slat control mechanism for Venetian blinds includes a control assembly, guide sliding assemblies, a linkage drawing plate, and abutting members wherein first rope ladders are suspended between upper and lower beams of a Venetian blind for the abutting position of a plurality of slats in an equal space thereto and are located to adjusting seats with adjusting rods attached thereto so as to tilt the slats into different angles thereby. A lift cord is sequentially led through each slat thereof and wound through a pulley seat adapted at one end of the upper beam to extend downwards there-from so as to lift or expand the slats thereby.
    Type: Application
    Filed: October 6, 2004
    Publication date: February 2, 2006
    Inventor: Wen Liang
  • Publication number: 20060020090
    Abstract: The subject invention relates to a process for preparing a catalyst system that comprises the sequential steps of (I) reacting an organometalic compound that contains a metal from Group III-B of the Periodic System with an organoaluminum compound at a temperature which is within the range of 50° C. to 100° C.
    Type: Application
    Filed: September 30, 2005
    Publication date: January 26, 2006
    Inventors: Wen-Liang Hsu, Adel Halasa, Chad Jasiunas
  • Publication number: 20060009673
    Abstract: A surgical mesh tape sling is provided in the present invention. The surgical mesh tape sling includes a mesh and a holding ligature freely passing through the mesh. The holding ligature is weaved into the mesh without any affixed knot on the mesh and is capable of moving in body's tissue. In addition, when the present mesh tape sling is used in anti-SUI surgery, the both mechanisms of dynamic kinking effect and automatic compression onto the urethra in one sling operation would be provided thereby. Therefore, the present mesh tape sling is able to treat both categories of SUI, “SUI without intrinsic sphincter deficiency” and “SUI with intrinsic sphincter deficiency”.
    Type: Application
    Filed: July 6, 2004
    Publication date: January 12, 2006
    Inventor: Wen-Liang Chan
  • Publication number: 20050283044
    Abstract: The present invention is to provide a flexible ring comprising a cylindrical receptacle formed on an outer edge; a battery operated vibrator mounted in said receptacle; an annular flange around its inner edge; two opposite holes each through front and rear surfaces; wherein the ring is adapted to put on the base of an erect penis, the flange is adapted to tightly clamp the penis, and the holes are elastically deforming for increasing the resilience and the clamping force such that activating the vibrator will prolong the climax of sexual excitement by delaying ejaculation by the strong clamping force.
    Type: Application
    Filed: March 30, 2005
    Publication date: December 22, 2005
    Inventor: Wen-Liang Chang
  • Publication number: 20050272852
    Abstract: This invention relates to a natural rubber-rich rubber composition and tire with tread thereof. A partial replacement of the natural rubber in the natural rubber-rich tire tread is accomplished by an inclusion of a specialized trans 1,4-styrene/butadiene copolymer rubber characterized by having a combination of bound styrene content and microstructure limitations. The tire tread rubber composition is comprised of a blend of the specialized trans 1,4-styrene/butadiene rubber and cis 1,4-polyisoprene natural rubber optionally together with at least one additional diene-based elastomer in which the natural rubber remains a major portion of the elastomers in the tread rubber composition. A significant aspect of the invention is a partial replacement of natural cis 1,4-polyisoprene rubber in the tread rubber composition.
    Type: Application
    Filed: June 2, 2004
    Publication date: December 8, 2005
    Inventors: Paul Sandstrom, Adel Halasa, Wen-Liang Hsu, John Verthe, Chad Jasiunas
  • Publication number: 20050258504
    Abstract: A fuse structure for a semiconductor device is provided. The fuse structure includes a fuse layer between the upper and lower insulating layers. The fuse layer is connected to the other metal layers through the via plugs. The fuse layer includes at least two separate blocks and at least a connecting block. For the current flowing through the separated blocks in a zig-zag path, of the fuse structure provides at least a fusing point or more than one fusing points. In this way, the negative impact of the single failed fuse can be reduced, thus increasing the reliability of the fuse structure. Also the damage to the devices adjacent to the fuse due to the heat generated by the current can be prevented because when the heat generated during the fuse blowing process will be conducted to the adjacent blocks to facilitate heat dissipation.
    Type: Application
    Filed: May 19, 2004
    Publication date: November 24, 2005
    Inventors: Chun-Wen Cheng, Chia-Wen Liang, Richard Lee, Vincent Hsueh
  • Publication number: 20050256208
    Abstract: The present invention discloses a novel use of bakuchiol or an extract containing bakuchiol in preventing or treating a woman suffering breast cancer. An embodiment of this novel use is a pharmaceutical composition containing bakuchiol or an extract containing bakuchiol, which can be in the dosage forms of topical use, oral administration, injection or sustained release. The present invention also discloses a novel use of bakuchiol or an extract containing bakuchiol in preventing or treating a woman suffering osteoporosis.
    Type: Application
    Filed: May 11, 2005
    Publication date: November 17, 2005
    Applicant: Sinphar Pharmaceutical Co., Ltd.
    Inventors: Hang-Ching Lin, Hsiou-Yu Ding, Wen-Liang Chang, Chien-Lian Chao, Hsin-Wen Huang
  • Publication number: 20050256209
    Abstract: The present invention discloses a novel use of bakuchiol or an extract containing bakuchiol in preventing or treating a woman suffering osteoporosis. An embodiment of this novel use is a pharmaceutical composition containing bakuchiol or an extract containing bakuchiol, which can be in the dosage forms of topical use, oral administration, injection or sustained release. The present invention also discloses a novel use of bakuchiol or an extract containing bakuchiol in preventing or treating a woman suffering breast cancer.
    Type: Application
    Filed: May 11, 2005
    Publication date: November 17, 2005
    Applicant: Sinphar Pharmaceutical Co., Ltd.
    Inventors: Hang-Ching Lin, Hsiou-Yu Ding, Wen-Liang Chang, Chien-Liang Chao, Hsin-Wen Huang, Chin-Liang Lin