Patents by Inventor Hui-Lin Lai

Hui-Lin Lai 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).

  • BETA-MANNANASE HAVING IMPROVED ENZYMATIC ACTIVITY
    Publication number: 20140315273
    Abstract: A ?-mannanase having increased enzymaic activity is disclosed. The ?-mannanase has a modified amino acid sequence of SEQ ID NO: 2, wherein the modification is a substitution of Tyrosine at position 216 with Tryptophan.
    Type: Application
    Filed: September 5, 2013
    Publication date: October 23, 2014
    Applicant: Dongguan APAC Biotechnology CO., Ltd.
    Inventors: Rey-Ting Guo, Jian-Wen Huang, Ya-Shan Cheng, Tzu-Hui Wu, Hui-Lin Lai, Cheng-Yen Lin, Ting-Yung Huang
  • ?-mannanase having improved enzymatic activity
    Patent number: 8865444
    Abstract: A ?-mannanase having increased enzymaic activity is disclosed. The ?-mannanase has a modified amino acid sequence of SEQ ID NO: 2, wherein the modification is a substitution of Tyrosine at position 216 with Tryptophan.
    Type: Grant
    Filed: September 5, 2013
    Date of Patent: October 21, 2014
    Assignee: Dongguan APAC Biotechnology Co., Ltd.
    Inventors: Rey-Ting Guo, Jian-Wen Huang, Ya-Shan Cheng, Tzu-Hui Wu, Hui-Lin Lai, Cheng-Yen Lin, Ting-Yung Huang
  • Xylanase having improved enzymatic activity
    Patent number: 8722382
    Abstract: A xylanase having increased enzymaic activity is disclosed. The xylanase has a modified amino acid sequence of SEQ ID NO: 2, wherein Tryptophan at position 125 is substituted with Phenylalanine and Phenylalanine at position 163 is substituted with Tryptophan.
    Type: Grant
    Filed: September 27, 2013
    Date of Patent: May 13, 2014
    Assignee: Dongguan APAC Biotechnology Co., Ltd.
    Inventors: Rey-Ting Guo, Ya-Shan Cheng, Jian-Wen Huang, Tzu-Hui Wu, Hui-Lin Lai, Cheng-Yen Lin, Ting-Yung Huang
  • Glucanase having increased enzyme activity and thermostability
    Patent number: 8192974
    Abstract: A glucanase having increased enzyme activity and thermostability is disclosed. The glucanase comprises a modified amino acid sequence of SEQ ID NO: 2, wherein valine at position 18 is substituted with tyrosine and tryptophan at position 203 is substituted with tyrosine.
    Type: Grant
    Filed: June 6, 2011
    Date of Patent: June 5, 2012
    Assignee: Genozyme Biotech, Inc.
    Inventors: Rey-Ting Guo, Jian-Wen Huang, Ya-Shan Cheng, Tzu-Hui Wu, Hui-Lin Lai, Cheng-Yen Lin
  • Thermostable cellulase having increased enzyme activity
    Patent number: 8137945
    Abstract: A thermostable cellulase having increased enzyme activity is disclosed. The cellulase comprises a modified amino acid sequence of SEQ ID NO: 2, wherein the tyrosine at position 61 is substituted with an amino acid selected from the group consisting of phenylalanine, alanine and glycine.
    Type: Grant
    Filed: June 1, 2011
    Date of Patent: March 20, 2012
    Assignee: Genozyme Biotech, Inc.
    Inventors: Rey-Ting Guo, Ya-Shan Cheng, Tzu-Hui Wu, Jian-Wen Huang, Hui-Lin Lai, Cheng-Yen Lin