Patents by Inventor Qiang Bai

Qiang Bai 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: 20210296698
    Abstract: Solid-state lithium ion electrolytes of lithium phosphate derivative compounds are provided which contain an anionic framework capable of conducting lithium ions. The activation energy of the lithium phosphate deravitive compounds is from 0.18 to 0.34 eV and conductivities are from 10?3 to 12 mS/cm at 300K. Materials of specific formulae are provided and methods to alter the composite materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are also provided. Electrodes containing the lithium phosphate derivative materials and batteries with such electrodes are also provided.
    Type: Application
    Filed: June 9, 2021
    Publication date: September 23, 2021
    Applicants: UNIVERSITY OF MARYLAND, COLLEGE PARK, TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Yifei MO, Qiang BAI, Xingfeng HE, Chen LING
  • Publication number: 20210296697
    Abstract: Electrodes containing lithium phosphate derivative materials and batteries with such electrodes are provided. The lithium phosphate derivative compounds contain an anionic framework capable of conducting lithium ions and have an activation energy from 0.2 to 0.45 eV and conductivities from 0.01 to 10 mS/cm at 300K. Materials of specific formulae are provided and methods to alter the composite materials with inclusion of aliovalent ions shown.
    Type: Application
    Filed: June 9, 2021
    Publication date: September 23, 2021
    Applicants: UNIVERSITY OF MARYLAND, COLLEGE PARK, TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Yifei MO, Qiang BAI, Xingfeng HE, Chen LING
  • Publication number: 20210265286
    Abstract: Structures for a corner area of a chip and methods of fabricating a structure for a corner area of a chip. A chip includes an active circuit region, an integrated circuit in the active circuit region, and a corner area. The corner area includes dummy structures that provide dummy fill.
    Type: Application
    Filed: February 20, 2020
    Publication date: August 26, 2021
    Inventors: Qiang Lei, Bo Bai
  • Publication number: 20210259700
    Abstract: A hemostasis and suturing conjoined dual-clamp capable of passing through a channel of a digestive endoscope and an operation method, the dual-clamp including a handle, a clamping assembly and a driving assembly. The clamping assembly includes a clamping holder and two clamping portions, and the driving assembly is detachably connected to the clamping assembly. A hemostasis and suturing conjoined dual-clamp capable of passing through a channel of a digestive endoscope and an operation method, two clamping arms of the dual-clamp are able to individually open, clamp and close, have a function of double-sided clamping and closing a large defective wound, and are able to be conveniently separated from the driving assembly, overcoming the defects that conventional hemostatic clamps can only perform one-sided clamping, thereby it is difficult to treat defective wounds that are large or in difficult operating sites.
    Type: Application
    Filed: May 11, 2021
    Publication date: August 26, 2021
    Applicants: MICRO-TECH (NANJING) CO., LTD.
    Inventors: Qiang ZHANG, Yang Bai
  • Patent number: 11056717
    Abstract: Solid-state lithium ion electrolytes of lithium phosphate derivative compounds are provided which contain an anionic framework capable of conducting lithium ions. The activation energy of the lithium phosphate derivative compounds is from 0.2 to 0.45 eV and conductivities are from 0.01 to 10 mS/cm at 300K. Materials of specific formulae are provided and methods to alter the composite materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are also provided. Electrodes containing the lithium phosphate derivative materials and batteries with such electrodes are also provided.
    Type: Grant
    Filed: January 31, 2019
    Date of Patent: July 6, 2021
    Assignees: UNIVERSITY OF MARYLAND, COLLEGE PARK, TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Yifei Mo, Qiang Bai, Xingfeng He, Chen Ling
  • Patent number: 11018375
    Abstract: Solid-state lithium ion electrolytes of lithium potassium element oxide based compounds are provided which contain an anionic framework capable of conducting lithium ions. The element atoms are Ir, Sb, I Nb and W. An activation energy of the lithium potassium element oxide compounds is from 0.15 to 0.50 eV and conductivities are from 10?3 to 22 mS/cm at 300K. Compounds of specific formulae are provided and methods to alter the materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are also provided. Electrodes containing the lithium potassium element oxide based materials and batteries with such electrodes are also provided.
    Type: Grant
    Filed: September 13, 2019
    Date of Patent: May 25, 2021
    Assignees: UNIVERSITY OF MARYLAND, COLLEGE PARK, TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Yifei Mo, Qiang Bai, Xingfeng He, Chen Ling
  • Publication number: 20210083319
    Abstract: Solid-state lithium ion electrolytes of lithium potassium element oxide based compounds are provided which contain an anionic framework capable of conducting lithium ions. The element atoms are Ir, Sb, I Nb and W. An activation energy of the lithium potassium element oxide compounds is from 0.15 to 0.50 eV and conductivities are from 10?3 to 22 mS/cm at 300K. Compounds of specific formulae are provided and methods to alter the materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are also provided. Electrodes containing the lithium potassium element oxide based materials and batteries with such electrodes are also provided.
    Type: Application
    Filed: September 13, 2019
    Publication date: March 18, 2021
    Applicants: UNIVERSITY OF MARYLAND, COLLEGE PARK, TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Yifei MO, Qiang BAI, Xingfeng HE, Chen LING
  • Publication number: 20210083318
    Abstract: Solid-state lithium ion electrolytes of lithium potassium tantalate based compounds are provided which contain an anionic framework capable of conducting lithium ions. An activation energy of the lithium metal silicate composites is from 0.12 to 0.45 eV and conductivities are from 10?3 to 40 mS/cm at 300K. Compounds of specific formulae are provided and methods to alter the materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are also provided. Electrodes containing the lithium potassium tantalate based materials and batteries with such electrodes are also provided.
    Type: Application
    Filed: September 13, 2019
    Publication date: March 18, 2021
    Applicants: UNIVERSITY OF MARYLAND, COLLEGE PARK, TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Yifei MO, Qiang BAI, Xingfeng HE, Chen LING
  • Patent number: 10938063
    Abstract: Solid-state lithium ion electrolytes of lithium silicate based composites are provided which contain an anionic framework capable of conducting lithium ions. Composites of specific formulae are provided and methods to alter the composite materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are also provided. Electrodes containing the lithium metal sulfide based materials and batteries with such electrodes are also provided.
    Type: Grant
    Filed: January 31, 2019
    Date of Patent: March 2, 2021
    Assignees: UNIVERSITY OF MARYLAND, COLLEGE PARK, TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Yifei Mo, Qiang Bai, Xingfeng He, Chen Ling
  • Patent number: 10923763
    Abstract: Solid-state lithium ion electrolytes of lithium metal sulfide based composites are provided which contain an anionic framework capable of conducting lithium ions. Composites of specific formulae are provided and methods to alter the composite materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are also provided. Electrodes containing the lithium metal sulfide based materials and batteries with such electrodes are also provided.
    Type: Grant
    Filed: January 31, 2019
    Date of Patent: February 16, 2021
    Assignees: UNIVERSITY OF MARYLAND, COLLEGE PARK, TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Yifei Mo, Qiang Bai, Xingfeng He, Chen Ling
  • Publication number: 20210028487
    Abstract: Solid-state lithium ion electrolytes of lithium fluoride based composites are provided which contain an anionic framework capable of conducting lithium ions. Composites of specific formulae are provided and methods to alter the composite materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are provided. Electrodes containing the lithium fluoride based composites are also provided.
    Type: Application
    Filed: October 1, 2020
    Publication date: January 28, 2021
    Applicants: Toyota Motor Engineering & Manufacturing North America, Inc., University Of Maryland, College Park
    Inventors: Chen LING, Ying Zhang, Yifei Mo, Qiang Bai
  • Publication number: 20200395661
    Abstract: A multiple-antenna device including a printed circuit board, a first antenna formed into a first corner of the printed circuit board, a second antenna formed into a second corner of the printed circuit board, and a dual-band decoupler formed in the printed circuit board between the first antenna and the second antenna. The multiple-antenna device includes WLAN circuitry located on the printed circuit board between the first antenna and the decoupler. The first and second antennas have polarizations orthogonal to each other.
    Type: Application
    Filed: June 12, 2020
    Publication date: December 17, 2020
    Inventors: Qiang BAI, Ian CLARKE
  • Patent number: 10854915
    Abstract: Solid-state lithium ion electrolytes of lithium fluoride based composites are provided which contain an anionic framework capable of conducting lithium ions. Composites of specific formulae are provided and methods to alter the composite materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are provided. Electrodes containing the lithium fluoride based composites are also provided.
    Type: Grant
    Filed: August 28, 2018
    Date of Patent: December 1, 2020
    Assignees: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC., UNIVERSITY OF MARYLAND, COLLEGE PARK
    Inventors: Chen Ling, Ying Zhang, Yifei Mo, Qiang Bai
  • Publication number: 20200251770
    Abstract: Solid-state lithium ion electrolytes of lithium silicate based composites are provided which contain an anionic framework capable of conducting lithium ions. Composites of specific formulae are provided and methods to alter the composite materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are also provided. Electrodes containing the lithium metal sulfide based materials and batteries with such electrodes are also provided.
    Type: Application
    Filed: January 31, 2019
    Publication date: August 6, 2020
    Applicants: UNIVERSITY OF MARYLAND, COLLEGE PARK, TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Yifei MO, Qiang Bai, Xingfeng He, Chen Ling
  • Publication number: 20200251772
    Abstract: Solid-state lithium ion electrolytes of lithium metal sulfide based composites are provided which contain an anionic framework capable of conducting lithium ions. Composites of specific formulae are provided and methods to alter the composite materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are also provided. Electrodes containing the lithium metal sulfide based materials and batteries with such electrodes are also provided.
    Type: Application
    Filed: January 31, 2019
    Publication date: August 6, 2020
    Applicants: UNIVERSITY OF MARYLAND, COLLEGE PARK, TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Yifei MO, Qiang BAI, Xingfeng HE, Chen LING
  • Publication number: 20200251771
    Abstract: Solid-state lithium ion electrolytes of lithium phosphate derivative compounds are provided which contain an anionic framework capable of conducting lithium ions. The activation energy of the lithium phosphate derivative compounds is from 0.2 to 0.45 eV and conductivities are from 0.01 to 10 mS/cm at 300K. Materials of specific formulae are provided and methods to alter the composite materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are also provided. Electrodes containing the lithium phosphate derivative materials and batteries with such electrodes are also provided.
    Type: Application
    Filed: January 31, 2019
    Publication date: August 6, 2020
    Applicants: UNIVERSITY OF MARYLAND, COLLEGE PARK, TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Yifei MO, Qiang BAI, Xingfeng HE, Chen LING
  • Publication number: 20200112052
    Abstract: Solid-state lithium ion electrolytes of lithium potassium bismuth oxide based compounds are provided which contain an anionic framework capable of conducting lithium ions. Materials of specific formulae are provided and methods to alter the materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are provided. Electrodes containing the lithium borate based materials coated on the active material and batteries containing the electrodes are also provided.
    Type: Application
    Filed: October 5, 2018
    Publication date: April 9, 2020
    Applicants: UNIVERSITY OF MARYLAND, COLLEGE PARK, TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Yifei MO, Xingfeng HE, Qiang BAI, Chen LING, Ying ZHANG
  • Publication number: 20200112053
    Abstract: Solid-state lithium ion electrolytes of lithium metal nitride based compounds are provided which contain an anionic framework capable of conducting lithium ions. Materials of specific formulae are provided and methods to alter the materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are provided. Electrodes containing the lithium metal nitride based composites are also provided.
    Type: Application
    Filed: October 9, 2018
    Publication date: April 9, 2020
    Applicants: UNIVERSITY OF MARYLAND, COLLEGE PARK, TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Yifei MO, Qiang BAI, Alexander EPSTEIN, Chen LING, Ying ZHANG
  • Publication number: 20200075993
    Abstract: Solid-state lithium ion electrolytes of lithium fluoride based composites are provided which contain an anionic framework capable of conducting lithium ions. Composites of specific formulae are provided and methods to alter the composite materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are provided. Electrodes containing the lithium fluoride based composites are also provided.
    Type: Application
    Filed: August 28, 2018
    Publication date: March 5, 2020
    Applicants: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC., UNIVERSITY OF MARYLAND, COLLEGE PARK
    Inventors: Chen LING, Ying Zhang, Yifei Mo, Qiang Bai
  • Patent number: 8339131
    Abstract: An electric field sensor comprising: a substrate having a hole; a shielding electrode and a sensing electrode, disposed in the hole of the substrate; a piezoelectric bar having one end connected to the center of the shielding electrode, the other end fixed on the substrate. Present invention provides several electric field sensors, which have the same feature of utilizing electrodes interleaving vibration to modulate external electric field. They have IC-compatible operation voltage and small volume.
    Type: Grant
    Filed: July 13, 2009
    Date of Patent: December 25, 2012
    Assignee: Institute of Electronics, Chinese Academy of Sciences
    Inventors: Shanhong Xia, Chao Ye, Chao Gong, Xianxiang Chen, Qiang Bai, Shaofeng Chen