Patents Assigned to Hong Kong Polytechnic University
  • Publication number: 20110263879
    Abstract: A zwitterionic phosphonium salt of Formula I: wherein n is 0 or 1; R is H or SO3; R? is selected from the group consisting of C1-C10 alkyl, C2-C10 alkenyl, C2-C10 alkynyl, C3-C10 cycloalkyl, phenyl, substituted phenyl, benzyl and C1-C10 alkoxy-carbonyl; R? is CX3 when n is O; and X is selected from the group consisting of F, Cl, Br and I. The zwitterionic phosphonium salts are useful reagents for the preparation of alkenes and acetals from the corresponding aldehyde.
    Type: Application
    Filed: July 29, 2009
    Publication date: October 27, 2011
    Applicant: THE HONG KONG POLYTECHNIC UNIVERSITY
    Inventors: Tak-Hang Chan, Congde Huo, Xun He
  • Publication number: 20110245580
    Abstract: Current methods of delivering drug usually require a certain degree of human intervention. For example, a doctor, a paramedic or a patient is required to inject insulin manually when the blood sugar level becomes low. This invention provides a medical device for use with a patient for performing at least one of the functions of delivering drug and performing physical therapy to the patient. The device of this invention includes a sensor for measuring at least one parameter from the patient, an analyzer for analyzing the parameter to determine appropriate function to be carried out on the patient by said medical device, and at least one actuator to perform at least one of the functions of delivering drug and performing physical therapy.
    Type: Application
    Filed: June 20, 2011
    Publication date: October 6, 2011
    Applicant: The Hong Kong Polytechnic University
    Inventors: Wallace Woon-Fong LEUNG, Samuel Chun-Lap LO
  • Patent number: 8016768
    Abstract: The present invention relates to a hand sensory assessment device capable of point localization, two-point discrimination, vibration, and texture discrimination for assessing and training patients. The device possesses multiples of pins serving as contacting points that are capable of treating multiples points on a patients hand.
    Type: Grant
    Filed: August 18, 2008
    Date of Patent: September 13, 2011
    Assignee: The Hong Kong Polytechnic University
    Inventors: Kin-tak Lau, Mei-ling Lau, Chetwyn Chan
  • Patent number: 8011803
    Abstract: A fog lamp may include a Lambertian LED, a collimating lens encompassing the Lambertian LED, a collimating surface including a total internal reflective surface and encompassing the collimating lens, and a corrugated surface attached to the collimating surface at an acute angle with respect to an optic axis of the corrugated surface.
    Type: Grant
    Filed: March 6, 2009
    Date of Patent: September 6, 2011
    Assignee: The Hong Kong Polytechnic University
    Inventors: Chi Fai Cheung, Sandy To, Wing Bun Lee, Jin Bo Jiang, Wen Kui Wang
  • Patent number: 8006442
    Abstract: The present invention relates to a noise attenuating window comprised of two panes of glass separated by a spacer tube. The spacer tube contains T-shaped acoustic resonator capable of targeting a single mode or multiple-mode to be attenuated.
    Type: Grant
    Filed: September 10, 2007
    Date of Patent: August 30, 2011
    Assignee: The Hong Kong Polytechnic University
    Inventors: Li Cheng, Deyu Li, Ganghua Yu
  • Patent number: 8004119
    Abstract: A new multi-function shunt active filter has been successfully implemented. The proposed decoupler and cascade controller provide a simple solution to power factor correction, reduction of harmonics loads and load balancing. The mathematical burden of resolving the load current to fundamental and harmonics is not required. The decoupler and controller can easily be implemented using low-cost analogue devices.
    Type: Grant
    Filed: July 7, 2008
    Date of Patent: August 23, 2011
    Assignee: The Hong Kong Polytechnic University
    Inventors: Kai Ming Tsang, Wai Lok Chan
  • Patent number: 7998110
    Abstract: Current methods of delivering drug usually require a certain degree of human intervention. For example, a doctor, a paramedic or a patient is required to inject insulin manually when the blood sugar level becomes low. This invention provides a medical device for use with a patient for performing at least one of the functions of delivering drug and performing physical therapy to the patient. The device of this invention includes a sensor for measuring at least one parameter from the patient, an analyzer for analyzing the parameter to determine appropriate function to be carried out on the patient by said medical device, and at least one actuator to perform at least one of the functions of delivering drug and performing physical therapy.
    Type: Grant
    Filed: April 25, 2007
    Date of Patent: August 16, 2011
    Assignee: Hong Kong Polytechnic University
    Inventors: Wallace Woon-Fong Leung, Samuel Chun-Lap Lo
  • Publication number: 20110194805
    Abstract: A method of fabricating Fiber Bragg gratings in a micro/nanofiber using ultrashort pulse irradiation, the method includes elongating and flame-brushing a single mode optical fiber to create a micro/nanofiber, and generating the ultrashort pulse irradiation to induce a plurality of refractive index changes at predetermined intervals within the micro/nanofiber, wherein the ultrashort pulse propagates through a focusing element and a diffractive element prior to propagating on the micro/nanofiber.
    Type: Application
    Filed: February 11, 2010
    Publication date: August 11, 2011
    Applicant: The Hong Kong Polytechnic University
    Inventors: Dongning Wang, Xia Fang, Changrui Liao
  • Patent number: 7993823
    Abstract: The present invention is directed toward biomarkers that identify characteristics of algae. The invention is further directed toward biomarkers that serve to identify algae species and strains of algae species as well as detect the presence of algal toxins. Additional embodiments feature methods utilizing algal biomarkers and polypeptides that can serve as biomarkers.
    Type: Grant
    Filed: June 15, 2007
    Date of Patent: August 9, 2011
    Assignee: The Hong Kong Polytechnic University
    Inventors: Samuel Chun-Lap Lo, Leo Lai Chan, Ivor John Hodgkiss
  • Patent number: 7977074
    Abstract: The present invention relates methods for the biosynthesis of tetrodotoxin (TTX) involving the steps of obtaining a culture possessing one or more of a Vibrio species, such as through a seed culture, inoculating the culture and tissue extract from a textrodotoxin-bearing organism in a fermenter medium, and isolating and purifying tetrodotoxin from said fermenter, resulting in a yield of TTX of about 0.5 g TTX/L in about 3 to 5 days, such TTX being at least 90% pure.
    Type: Grant
    Filed: February 23, 2007
    Date of Patent: July 12, 2011
    Assignee: The Hong Kong Polytechnic University
    Inventors: Peter Hoi-fu Yu, Chun Fai Yu
  • Patent number: 7976944
    Abstract: A temperature-regulating fiber may include a spun phase change polymeric material that may include a plurality of phase change polymer blocks. The fiber may have a fixity ratio of at least 80% and a recovery ratio of at least 74%.
    Type: Grant
    Filed: December 31, 2009
    Date of Patent: July 12, 2011
    Assignee: The Hong Kong Polytechnic University
    Inventors: Jinlian Hu, Qinghao Meng
  • Patent number: 7968083
    Abstract: This invention provides a deodorant capable of releasing deodorant agents at certain temperatures and having improved adherence to textiles. The deodorant of this invention includes polymer particles formed by reacting a main monomer of (N-substituted alkyl)acrylamide, a functional monomer for bonding the polymer particles to a fibrous substrate, and a cross-linking agent. A deodorant agent is loaded to the polymer particles.
    Type: Grant
    Filed: April 15, 2004
    Date of Patent: June 28, 2011
    Assignee: The Hong Kong Polytechnic University
    Inventors: Jinlian Hu, Fang Zeng, Pei Li
  • Publication number: 20110152210
    Abstract: Synthetic polyphenolic compounds of formula (I), their modes of synthesis, and pharmaceutical compositions thereof are provided herein. Use of the compounds and compositions described herein for inhibiting proteasomal activity and for treating cancer is also provided.
    Type: Application
    Filed: December 15, 2010
    Publication date: June 23, 2011
    Applicants: THE ROYAL INSTITUTION FOR THE ADVANCEMENT OF LEARNING/McGILL UNIVERSITY, THE HONG KONG POLYTECHNIC UNIVERSITY, WAYNE STATE UNIVERSITY
    Inventors: Tak-Hang CHAN, Q. Ping DOU
  • Publication number: 20110135245
    Abstract: An optical fiber with long period fiber gratings includes an optical fiber axis, a core region extending along the fiber axis, the core region having a core refractive index, a cladding region surrounding the core region, the cladding having a cladding refractive index, and a plurality of microholes perpendicular to the fiber axis with a portion of the core region removed, the plurality of microholes are spaced apart by a grating period.
    Type: Application
    Filed: December 8, 2009
    Publication date: June 9, 2011
    Applicant: THE HONG KONG POLYTECHNIC UNIVERSITY
    Inventors: Dongning Wang, Ying Wang, Minwei Yang
  • Patent number: 7942018
    Abstract: A thermal storage system includes a thermal storage device that includes an aqueous slurry of micro-encapsulated phase change material, a thermal collector in a heat exchange relationship with the thermal storage device through a first heat exchanger, and a thermal service device in a heat exchange relationship with the thermal storage device through a second heat exchanger. The aqueous slurry of micro-encapsulated phase change material is configured to convert between solid and liquid states.
    Type: Grant
    Filed: February 1, 2008
    Date of Patent: May 17, 2011
    Assignee: The Hong Kong Polytechnic University
    Inventors: Jianlei Niu, Xichun Wang
  • Publication number: 20110102803
    Abstract: A single fiber Mach-Zehnder interferometer comprises an optical fiber having a core region and a cladding surrounding the core region, and a micro-cavity having part of the cladding and the core region removed, wherein the micro-cavity is adapted to receive a light beam and separate the light beam into a first light beam that propagates through the micro-cavity in an unguided mode, and a second light beam that propagates through the core region in a guided mode.
    Type: Application
    Filed: November 2, 2009
    Publication date: May 5, 2011
    Applicant: THE HONG KONG POLYTECHNIC UNIVERSITY
    Inventors: Dongning Wang, Ying Wang, Minwei Yang
  • Publication number: 20110091669
    Abstract: A method of fabricating silicone composite with a layer of antimicrobial coating, the method includes forming an antimicrobial mixture by adding a calculated amount of antimicrobial agent to a solution of water and alcohol, depositing the antimicrobial mixture in a container with a thickness of 0.1 ?m to 10 ?m, evaporating the water and alcohol of the antimicrobial mixture to form the layer of antimicrobial coating, adding silicone resin on top of the layer of antimicrobial coating and allow the silicone resin to permeate and crosslink with the layer of antimicrobial coating and removing the silicone composite with the layer of antimicrobial coating from the container.
    Type: Application
    Filed: October 20, 2009
    Publication date: April 21, 2011
    Applicant: THE HONG KONG POLYTECHNIC UNIVERSITY
    Inventors: Chak Yin Tang, Da-zhu Chen, Tai Man Yue, Yuen Yee Chan
  • Patent number: 7927788
    Abstract: The present invention is directed toward biomarkers that identify characteristics of algae. The invention is further directed toward biomarkers that serve to identify algae species and strains of algae species as well as detect the presence of algal toxins. Additional embodiments feature methods utilizing algal biomarkers and polypeptides that can serve as biomarkers.
    Type: Grant
    Filed: June 15, 2007
    Date of Patent: April 19, 2011
    Assignee: The Hong Kong Polytechnic University
    Inventors: Samuel Chun-Lap Lo, Leo Lai Chan, Ivor John Hodgkiss
  • Patent number: 7922929
    Abstract: The present invention relates a method of making a coated cellulosic textile, whereby a silk peptide is polymerized with a building block to develop a silk peptide/building block nanoparticle, said nanoparticle then being used to coat the textile. The resultant textile exhibits a high level of wrinkle recovery angle and/or tear strength, all without the use of N-methylol compounds, including ureas and formaldehydes.
    Type: Grant
    Filed: January 22, 2007
    Date of Patent: April 12, 2011
    Assignee: The Hong Kong Polytechnic University
    Inventors: Yi Li, Lok Yuen Lo, Jun Yan Hu
  • Publication number: 20110083052
    Abstract: A method for encoding data, the method comprising: creating m parity bits from k data bits based on a parity-check matrix (40), the parity-check matrix (40) including a data portion (41) and a parity portion (42), the parity portion (42) includes sub-block matrices, each sub-block matrix being any one from the group consisting of: zero matrix, identity matrix and permutation matrix; and forming a codeword containing the k data bits and the created m parity bits; wherein an upper diagonal is defined in the parity portion (42) starting from the first sub-block matrix in the second column extending to the second last sub-block matrix in the last column, and each sub-block matrix on the upper diagonal is an identity matrix or a permutation matrix, and the sub-block matrices (44) above the upper diagonal are zero matrices; each column from the second column to the third last column of the parity portion (42) contains one or more identity matrices or permutation matrices below the upper diagonal (45) and the remain
    Type: Application
    Filed: October 5, 2009
    Publication date: April 7, 2011
    Applicant: The Hong Kong Polytechnic University
    Inventors: Chung Ming Lau, Wai Man Tam, Chi Kong Tse