Patents Examined by Cynthia K. Walls
-
Patent number: 11394077Abstract: A battery system includes a plurality of non-cylindrical shaped battery cells arranged on, and physically affixed to, a flexible printed circuit board (PCB). The PCB may include a bend axis that facilitates folding of the flexible PCB to form an upper portion of the flexible PCB and a lower portion of the flexible PCB. A central stiffener may be positioned between the upper portion and the lower portion of the flexible PCB using an adhesive foam tape to form a battery assembly. The battery system may include a flexible housing with an internal cavity that receives the battery assembly. The central stiffener, and the adhesive foam tape, may provide a degree of rigidity and/or absorption to the PCB to reduce localized deformation of the PCB when the battery system experiences shock forces and to prevent damage to components of the battery assembly. The stiffener may be formed from non-metallic material.Type: GrantFiled: January 4, 2022Date of Patent: July 19, 2022Assignee: Inventus Power, Inc.Inventors: Timothy James Vallaro, Paul John Kudrna, Elijah Brett Goldin, Daniel Paul Rose, John Lundeen
-
Patent number: 11387443Abstract: Silicon-dominate battery electrodes, battery cells utilizing the silicon-dominate battery electrodes, and methods of manufacturing are disclosed. Such a battery cell includes a cathode, a separator, an electrolyte, and an anode. The anode comprises a current collector and active material on the current collector. The active material layer includes at least 50% silicon. A ratio of the electrolyte to Ah is over 2 g/Ah.Type: GrantFiled: November 22, 2021Date of Patent: July 12, 2022Assignee: ENEVATE CORPORATIONInventors: Hong Zhao, Younes Ansari, Vincent Giordani, Mya Le Thai, Qing Zhang, Benjamin Park
-
Patent number: 11367873Abstract: A cathode active material and a Lithium-ion electrochemical system thereof are provided. The lithium-ion cathode material is described by xLiMO2*(1?x)(LiaM?1?a)Oy, M and M? independently comprises one or more metal ions that together have a combined average oxidation state between 3+ or 2+, 1>x?0.5, 0.75?a>0, 1?y?0.625.Type: GrantFiled: September 25, 2019Date of Patent: June 21, 2022Assignee: Microvast Power Systems Co., Ltd.Inventors: Bryan Yonemoto, Karima Lasri, Xiao Zhang
-
Patent number: 11367892Abstract: Composite structures including an ion-conducting material and a polymeric material (e.g., a separator) to protect electrodes are generally described. The ion-conducting material may be in the form of a layer that is bonded to a polymeric separator. The ion-conducting material may comprise a lithium oxysulfide having a lithium-ion conductivity of at least at least 10?6 S/cm.Type: GrantFiled: December 16, 2019Date of Patent: June 21, 2022Assignee: Sion Power CorporationInventors: Michael G. Laramie, Yuriy V. Mikhaylik, Tracy Earl Kelley, David Child, Chariclea Scordilis-Kelley, Veronika G. Viner, Bala Sankaran, Johan ter Maat, Ruediger Schmidt, Holger Schneider, Klaus Leitner, Joern Kulisch, Marina Safont-Sempere
-
Patent number: 11349150Abstract: The present disclosure relates to a composite material of formula (I): (LPS)a(OIPC)b wherein each of a and b is a mass % value from 1% to 99% such that a+b is 100%; (LPS) is a material selected from the group consisting of Li3PS4, Li7P3S11, Li10GeP2S11, and a material of formula (II): xLi2S.yP2S5.(100?x?y)LiX; wherein X is I, Cl or Br, each of x and y is a mass % value of from 33.3% to 50% such that x+y is from 75% to 100% and the total mass % of Li2S, P2S5 and LiX is 100%; and (OIPC) is a salt of a cation and a closo-borane cluster anion.Type: GrantFiled: August 1, 2019Date of Patent: May 31, 2022Assignee: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.Inventors: Timothy S. Arthur, Nikhilendra Singh, Rana Mohtadi, Oscar Tutusaus
-
Patent number: 11329319Abstract: The present disclosure relates to a lithium ion battery including an electrode assembly; and an electrolytic solution for infiltrating the electrode assembly and an electrical apparatus including the same, wherein the electrode assembly includes an electrode body, a positive electrode tab, and a negative electrode tab. The electrode body includes a positive electrode plate, a negative electrode plate, and a separator that are wound together around an axis. The positive electrode plate includes a positive current collector and a positive electrode material layer provided on at least one surface of the positive electrode current collector. In an axial direction (X), the electrode body has two opposite side portions, and the positive electrode tab and the negative electrode tab extend from the two side portions of the electrode body, respectively. A diffusion rate v of the electrolytic solution to the electrode body is from 0.01 ?g/s to 5 ?g/s.Type: GrantFiled: December 28, 2020Date of Patent: May 10, 2022Assignee: Contemporary Amperex Technology Co., LimitedInventors: Hailin Zou, Ming Zhang, Changlong Han, Cuiping Zhang
-
Patent number: 11322777Abstract: The present invention relates to a lithium secondary battery, and in particular, to a lithium secondary battery including a positive electrode, a negative electrode, and a separator and an electrolyte interposed between the positive electrode and the negative electrode, wherein a gel polymer electrolyte is included between the negative electrode and the separator, and a liquid electrolyte is included between the positive electrode and the separator. The lithium secondary battery according to the present invention uses a different electrolyte in each of a positive electrode and a negative electrode improving stability and performance of the electrodes, and as a result, performance and a life time of the lithium secondary battery may be enhanced.Type: GrantFiled: September 28, 2017Date of Patent: May 3, 2022Assignee: LG ENERGY SOLUTION, LTD.Inventors: Changhun Park, Minchul Jang, Byoungkuk Son, Eunkyung Park, Junghun Choi
-
Patent number: 11322739Abstract: The present application relates to a secondary battery, a method for manufacturing the same and an apparatus containing the same. Specifically, in the secondary battery, the first negative electrode film comprises a first negative electrode active material, the second negative electrode film comprises a second negative electrode active material. The first negative electrode active material comprises natural graphite and satisfies: 12%?A?18%; the second negative electrode active material comprises artificial graphite and satisfies: 20%?B?30%; A is a resilience rate of the first negative electrode active material measured under an action force of 15,000 N, and B is a resilience rate of the second negative electrode active material measured under an action force of 15,000 N. The secondary battery of the present application can have better kinetic performance and better high-temperature storage performance while maintaining higher energy density.Type: GrantFiled: October 29, 2021Date of Patent: May 3, 2022Assignee: Contemporary Amperex Technology Co., LimitedInventors: Jianjun Ma, Rui Shen, Libing He
-
Patent number: 11316227Abstract: A molded housing of a conformal wearable battery (CWB) encloses an electronic component and include an electrically conductive contact component embedded within an exterior wall to conduct electricity between an interior and an exterior of the casing. A flexible printed circuit board assembly (PCBA) for a conformal wearable battery (CWB) is enclosed in a cavity within the molded housing and includes attachment sections for a plurality of battery cells that are arranged in a grid-like pattern on a same side of the flexible PCBA. A visco-elastic shock-absorbing member installed between the upper and lower portion of the flexible PCBA when configured in a folded configuration. Each battery cell is joined to the flexible PCBA via a welding process. Each battery cell has a visco-elastic shock-absorbing member attached individually to each battery cell of the plurality of battery cells.Type: GrantFiled: July 15, 2021Date of Patent: April 26, 2022Assignee: Inventus Power, Inc.Inventors: Elijah Brett Goldin, Timothy James Vallaro, Bryan Rossman, Daniel Paul Rose, Marcelo Nicosia, Horace C. Rodriguez
-
Patent number: 11302962Abstract: A non-aqueous electrolyte secondary battery includes: a pressure-type current interrupt device arranged in a conductive path, for interrupting the conductive path when an internal pressure exceeds a working pressure; a non-aqueous electrolyte; and a positive electrode composite material layer. The non-aqueous electrolyte contains a gas generation agent that generates a gas in an overcharge region, and the positive electrode composite material layer contains a first positive electrode active material particle including lithium iron phosphate, and a second positive electrode active material particle including lithium-nickel composite oxide. A ratio of the first positive electrode active material particle to a total mass of the first positive electrode active material particle and the second positive electrode active material particle is 5% by mass or more and 20% by mass or less.Type: GrantFiled: April 22, 2015Date of Patent: April 12, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hiroya Umeyama, Akihiro Taniguchi, Hideki Sano, Hideaki Fujita
-
Patent number: 11271195Abstract: According to one or more embodiments, a lithium-ion battery includes an anode including titanium niobium oxide (TNO) particles and solid electrolyte particles configured to form an interphase layer therebetween, a cathode including an active material, electronic conductor, and a non-solid electrolyte; and an ionically conductive and liquid-impermeable solid electrolyte separator. The solid electrolyte separator is in direct contact with and between the anode and cathode, and is configured to prevent reduction of the non-solid electrolyte by isolating the non-solid electrolyte from the TNO particles.Type: GrantFiled: July 8, 2019Date of Patent: March 8, 2022Assignee: FORD GLOBAL TECHNOLOGIES, LLCInventor: Venkataramani Anandan
-
Patent number: 11264598Abstract: A battery having a cathode and a composite anode is provided. In one embodiment, the composite anode may include a lithium metal anode, a solid electrolyte and at least one interface layer. The interface layer improves the uniformity of the surface of the solid electrolyte thereby optimizing contact between the surface of the lithium metal anode and the surface of the solid electrolyte for better battery performance. The anode and/or the interface may be formed of a printable lithium composition including lithium metal powder, a polymer binder compatible with the lithium metal powder, a rheology modifier compatible with the lithium metal powder, and a solvent compatible with the lithium metal powder and with the polymer binder. The cathode may be a composite cathode. In another embodiment, the printable lithium composition may be in the form of a foil or film.Type: GrantFiled: September 17, 2019Date of Patent: March 1, 2022Assignee: FMC Lithium USA Corp.Inventors: Marina Yakovleva, Kenneth Brian Fitch, Jian Xia, William Arthur Greeter, Jr.
-
Patent number: 11258060Abstract: This application provides a negative electrode plate, a secondary battery, a battery module, a battery pack, and an apparatus. The negative electrode plate includes a negative current collector and a plurality of active substance layers formed on the negative current collector, where the plurality of active substance layers include at least a first active substance layer and a second active substance layer; the first active substance layer includes a first negative active substance, and the second active substance layer includes a second negative active substance; a ratio of thickness of the negative active substance of the first active substance layer to average particle size of the first negative active substance is 2.0 to 4.0; and a ratio of thickness of the second active substance layer to average particle size of the second negative active substance is 2.2 to 5.0.Type: GrantFiled: December 22, 2020Date of Patent: February 22, 2022Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITEDInventors: Jianjun Ma, Libing He
-
Patent number: 11258139Abstract: A pouch type secondary battery includes: an electrode assembly having an electrode including a positive electrode, a negative electrode, and a separator laminated therein; a battery case having a pouch shape to accommodate the electrode assembly; an electrode tab connected to the electrode and protruding from one side of the electrode; a first electrode lead having one end connected to the electrode tab; a second electrode lead having one end connected to the other end of the first electrode lead and the other end protruding to outside the battery case; and a connection part bonding the first electrode lead to the second electrode lead to connect the first and second electrode leads to each other. In at least one of the first and second electrode leads, a notch is on a bonding surface on which the first and second electrode leads are bonded together through the connection part.Type: GrantFiled: August 9, 2018Date of Patent: February 22, 2022Assignee: LG Energy Solution, Ltd.Inventors: Jong Pil Park, Seung Don Choi
-
Patent number: 11251497Abstract: A molded housing of a conformal wearable battery (CWB) encloses an electronic component and include an electrically conductive contact component embedded within an exterior wall to conduct electricity between an interior and an exterior of the casing. A flexible printed circuit board assembly (PCBA) for a conformal wearable battery (CWB) is enclosed in a cavity within the molded housing and includes attachment sections for a plurality of battery cells that are arranged in a grid-like pattern on a same side of the flexible PCBA. A visco-elastic shock-absorbing member installed between the upper and lower portion of the flexible PCBA when configured in a folded configuration. Each battery cell is joined to the flexible PCBA via a welding process. Each battery cell has a visco-elastic shock-absorbing member attached individually to each battery cell of the plurality of battery cells.Type: GrantFiled: March 15, 2021Date of Patent: February 15, 2022Assignee: Inventus Power, Inc.Inventors: Elijah Brett Goldin, Timothy James Vallaro, Bryan Rossman, Daniel Paul Rose, Marcelo Nicosia, Horace C. Rodriguez
-
Patent number: 11233239Abstract: Described herein are low or no-cobalt materials useful as electrode active materials in a cathode for lithium or lithium-ion batteries. For example, compositions of matter are described herein, such as electrode active materials that can be incorporated into an electrode, such as a cathode. The disclosed electrode active materials exhibit high specific energy and voltage, and can also exhibit high rate capability and/or long operational lifetime.Type: GrantFiled: March 26, 2021Date of Patent: January 25, 2022Assignee: Board of Regents, The University of Texas SystemInventors: Arumugam Manthiram, Wangda Li, Steven Lee
-
Patent number: 11228036Abstract: The present invention provides a high-performance lithium-containing organic sulfur electrode material and a preparation method of an integrated flexible electrode. According to the present invention, 1,3-diisopropenyl benzene with diene bonds and Li2S6 are used as precursors to react to generate the lithium-containing organic sulfide Poly (Li2S6-r-DIB) through an in-situ polymerization method. The synthesized lithium-containing organic sulfide Poly (Li2S6-r-DIB) can be directly attached to a flexible conductive carbon cloth to prepare the integrated flexible electrode due to its good viscosity when heated to a certain temperature. The obtained flexible electrode has the advantages of high capacity, high flexibility, stable structure and the like.Type: GrantFiled: April 1, 2020Date of Patent: January 18, 2022Assignee: University of Shanghai for Science and TechnologyInventors: Shiyou Zheng, Junhe Yang, Fei Dong, Yuepeng Pang
-
Patent number: 11217837Abstract: An apparatus including a plurality of lithium-ion cells, a cell support structure having a plurality of chambers, each of the plurality of chambers has at least one open end and is configured to support a respective lithium-ion cell, a housing in which the cell support structure is received, and a thermal dissipation member disposed between the cell support and the housing, wherein the plurality of lithium-ion cells are thermally coupled to the thermal dissipation member through a respective open end of a respective chamber, and the thermal dissipation member is thermally coupled to the housing.Type: GrantFiled: March 30, 2018Date of Patent: January 4, 2022Assignee: The Boeing CompanyInventors: Gregory R. Day, Dwaine K. Coates, Stephanie D. Babiak, David E. Hall
-
Patent number: 11205801Abstract: Disclosed is a lithium secondary battery having an improved lifetime. The lithium secondary battery may include: a cathode including a cathode active material; an anode including an anode active material; a separator disposed between the cathode and the anode; and an electrolyte including bis(trimethylsilyl) 2,2-thiodiacetate.Type: GrantFiled: September 17, 2019Date of Patent: December 21, 2021Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Yoon Sung Lee, Sangjin Park, Shinkook Kong, Jung Young Cho, Dongjun Kim, Ikkyu Kim, Yeolmae Yeo, Jieun Lee, Sang Mok Park, SungHoon Lim
-
Patent number: 11196046Abstract: A positive electrode active material and a preparation process thereof, a sodium ion battery (5) and an apparatus containing the sodium ion battery (5) are described, the positive electrode active material satisfying the chemical formula of Na0.67MnxAyBzO2±?, in which A is selected from one or more of Co, Ni and Cr, B is selected from one or more of Mg, Al, Ca, Ti, Cu, Zn and Ba, 0.6<x<1, 0<y<0.1, 0.6<x+y<0.8, z>0, x+y+z=1, 0???0.1, and (I) 3 . 3 ? 3 + 2 ? ( ? - y - z ) 4 < x < 3 . 3 ? 3 + 2 ? ( ? - y - z ) 3 .Type: GrantFiled: February 9, 2021Date of Patent: December 7, 2021Assignee: Contemporary Amperex Technology Co., LimitedInventors: Liting Huang, Qian Liu, Chengdu Liang, Yongsheng Guo, Wenguang Lin, Jiadian Lan