Patents by Inventor Liren Huang

Liren Huang 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: 20220393536
    Abstract: A stator segment for the stator or the rotor of an electrical machine is provided including: two end teeth at two respective circumferential ends, a plurality of N intermediate teeth, N being an integer greater than 1, a plurality of N+1 slots circumferentially distributed between the two end teeth, each pair of circumferentially adjacent intermediate teeth having a slot interposed therebetween, a slot being provided between each end tooth and a respective circumferentially adjacent intermediate tooth, at least one 2-pitch coil, the 2-pitch coils being in the number of N-1 and extending between an i-th slot and a (i+2)-th slot, the slots being progressively counted from one to the other of the two circumferential ends, i being an integer between 1 and N?1.
    Type: Application
    Filed: October 9, 2020
    Publication date: December 8, 2022
    Inventors: Ziad Azar, Alexander Duke, Liren Huang, Zi-Qiang Zhu
  • Publication number: 20070054884
    Abstract: Antimicrobial compounds, compositions and methods of treatment administering same, of 2-aryloxyphenol derivatives having heterocyclic groups or highly polar functional groups substituted at position 4 of the phenolic ring, as well as methods for their preparation and formation, wherein the compounds are generally of Formula 1.
    Type: Application
    Filed: August 31, 2006
    Publication date: March 8, 2007
    Inventors: Liren Huang, Joanna Clancy, Alenka Tomazic, Weitong Wang, Christopher Taylor, W. Jackson, Yufa Liu
  • Publication number: 20060211697
    Abstract: Antimicrobial compounds, compositions and methods of treatment administering same, of 2-aryloxyphenol derivatives having a heterocyclic or polar functional substitution attached through a N—C or C—C bond at the position para or ortho relative to oxygen bridge on non-phenolic phenyl ring, as well as methods for their preparation and formation, wherein the compounds are generally of Formula 1 and Formula 2:
    Type: Application
    Filed: November 30, 2005
    Publication date: September 21, 2006
    Inventors: Liren Huang, Joanna Clancy, Alenka Tomazic, Weitong Wang, Christopher Taylor, W. Jackson
  • Publication number: 20050148570
    Abstract: The present invention includes compounds, methods of making the compounds, compositions including the compounds and/or use of the compounds and compositions, wherein the compounds of the following formulas
    Type: Application
    Filed: November 7, 2002
    Publication date: July 7, 2005
    Inventors: Liren Huang, Alenka Tomazic, Joanns Clancy, Weitao Pan, Vito Esposito
  • Patent number: 6825199
    Abstract: The invention is a series of 7-substituted quinazolin-2,4-diones useful as antibacterial agents, processes for the preparation of the compounds, and a pharmaceutical composition containing one or more of the compounds.
    Type: Grant
    Filed: October 4, 2001
    Date of Patent: November 30, 2004
    Assignee: Warner-Lambert Company
    Inventors: John Michael Domagala, Edmund Lee Ellsworth, Liren Huang, Thomas Eric Renau, Rajeshwar Singh, Michael Andrew Stier
  • Publication number: 20030216479
    Abstract: The present invention is drawn to anti-microbial compositions comprising 2,2-Bis(4-hydroxy-3-methylphenyl)heptane and use of the compositions.
    Type: Application
    Filed: November 7, 2002
    Publication date: November 20, 2003
    Inventors: Liren Huang, Alenka Tomazic, Joanna Clancy, Vito M. Esposito
  • Patent number: 6514965
    Abstract: This invention relates to substituted 1-benzazepines and derivatives thereof useful as antibacterial agents, to compositions, including pharmaceutical compositions, comprising such compounds, to processes for making these compounds and to methods of using these compounds for killing bacteria or inhibiting bacterial growth.
    Type: Grant
    Filed: November 7, 2000
    Date of Patent: February 4, 2003
    Assignee: Antex Pharma Inc.
    Inventors: Alenka Tomazic, Liren Huang, Kenneth D. Tucker
  • Publication number: 20020115674
    Abstract: The invention is a series of 7-substituted quinazolin-2,4-diones useful as antibacterial agents, processes for the preparation of the compounds, and a pharmaceutical composition containing one or more of the compounds.
    Type: Application
    Filed: October 4, 2001
    Publication date: August 22, 2002
    Inventors: John Michael Domagala, Edmund Lee Ellsworth, Liren Huang, Thomas Eric Renau, Rajeshwar Singh, Michael Andrew Stier
  • Patent number: 6362181
    Abstract: Benzo[de]isoquinoline-1,3-diones which are selective inhibitors of bacterial DNA gyrase and DNA topoisomerase useful in antibacterial agents are described as well as methods for their preparation and formulation. Novel intermediates useful in the preparation of the final products are also described.
    Type: Grant
    Filed: August 11, 2000
    Date of Patent: March 26, 2002
    Assignee: Warner-Lambert Company
    Inventors: Albert Kudzoi Amegadzie, Maureen Elizabeth Carey, John Michael Domagala, Liren Huang, Ronald George Micetich, Joseph Peter Sanchez, Rajeshwar Singh, Michael Andrew Stier, Arkadii Vaisburg
  • Patent number: 6331538
    Abstract: The invention is a series of 7-substituted quinazolin-2,4-diones useful as antibacterial agents, processes for the preparation of the compounds, and a pharmaceutical composition containing one or more of the compounds.
    Type: Grant
    Filed: March 15, 2000
    Date of Patent: December 18, 2001
    Assignee: Warner-Lambert Company
    Inventors: John Michael Domagala, Edmund Lee Ellsworth, Liren Huang, Thomas Eric Renau, Rajeshwar Singh, Michael Andrew Stier
  • Patent number: 6177423
    Abstract: Benzo[de]isoquinoline-1,3-dione of Formula or a pharmaceutically acceptable salt thereof wherein R is hydrogen or a protecting group typically used in the art for protecting alcohols and R1-R5 are each independently chosen from H, Cl, Br, F, straight or branched alkyl C1-C8 alkyl, C3-C8 cycloalkyl, heterocycle or bridged heterocycle of 4-9 atoms containing 1-3 heteroatoms, —(CR′2)nOR6, —(CR′2)nN(R6)2, —(CR′2)nNR6COR7, —(CR′2)nNR6SO2OR7, —(CR′2)nNR6SO2 N(R6)2, —(CR′2)nOSO2 N(R6)2, —(CR′2)nCN, —(CR′2)n(NOR6)R7, NO2, CF3, —(CR′2)nSOmR7, —(CR′2)nSOmR7, —(CR′2)nCO2R6, —(CR′2)nCON(R6)2, Ph, and any two of R1-R5 may form a substituted or unsubstituted ring of 5-7 total atoms having 0-2 heteroatoms are claimed which are selective inhibitors of bacterial DNA gyrase and DNA topoisomerase useful in antibacterial agents.
    Type: Grant
    Filed: March 12, 1999
    Date of Patent: January 23, 2001
    Assignee: Warner-Lambert Company
    Inventors: Albert Kudzoi Amegadzie, Maureen Elizabeth Carey, John Michael Domagala, Liren Huang, Ronald George Micetich, Joseph Peter Sanchez, Rajeshwar Singh, Michael Andrew Stier, Arkadii Vaisburg
  • Patent number: 6057315
    Abstract: Described are antibacterial agents of formula (I): X is O, S or N--R.sub.8 ; R.sub.1, R.sub.2, R.sub.3 and R.sub.8 are independently H, straight or branched alkyl of 1-6 carbons, cycloalkyl of 3-6 carbons, alkenyl or alkynyl of from 2 to 6 atoms, R heterocyclic ring of from 5-8 atoms with 1-3 heteroatoms as nitrogen, oxygen or sulfur, or phenyl, all of which rings may be optionally substituted up to 3 times by halogen, OR, NR.sub.2, NR'COR', CN, CO.sub.2 R' or CONR.sub.2 ', halogen, CN, CO.sub.2 R, COR, CON(R).sub.2, CON(R").sub.2, SR, SON, SCO.sub.2 R or SCON(R).sub.2 ; R.sub.4 is H, straight or branched alkyl of from 1-6 carbon atoms, alkenyl or alkynyl of from 2 to 6 atoms, heterocyclic ring of from 5-8 atoms with 1-3 heteroatoms as nitrogen, oxygen or sulfur or phenyl, all of which rings may be optionally substituted up to 3 times by halogen, OR, NR.sub.2, NR'COR', CN, CO.sub.2 R' or CONR.sub.2 ', halogen, CN, NO.sub.2, N(R).sub.2, NRCOR, NRCOR", COR, CO.sub.2 R, CON(R).sub.2, CON(R").sub.2, NRCON(R).sub.
    Type: Grant
    Filed: March 29, 1999
    Date of Patent: May 2, 2000
    Assignee: Warner-Lambertt Company
    Inventors: John Michael Domagala, Edmund Lee Ellsworth, Michael Andrew Stier, Liren Huang, Ronald George Micetich, Rajeshwar Singh, Stephen Keith Wrigley, Shouming Wang, Michael Roe, David Michael Thornton