Patents by Inventor Ifenna Kingsley Anakor
Ifenna Kingsley Anakor 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).
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Publication number: 20230098274Abstract: Provided are separators for use in an electrochemical cell comprising (a) an inorganic oxide and (b) an organic polymer, wherein the inorganic oxide comprises organic substituents. Also provided are electrochemical cells comprising such separators.Type: ApplicationFiled: December 1, 2022Publication date: March 30, 2023Inventors: Steven A. Carlson, Ifenna Kingsley Anakor, Greg Robert Farrell
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Patent number: 11522252Abstract: Provided are separators for use in an electrochemical cell comprising (a) an inorganic oxide and (b) an organic polymer, wherein the inorganic oxide comprises organic substituents. Also provided are electrochemical cells comprising such separators.Type: GrantFiled: February 1, 2022Date of Patent: December 6, 2022Assignee: LG Energy Solution, Ltd.Inventors: Steven A. Carlson, Ifenna Kingsley Anakor, Greg Robert Farrell
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Publication number: 20220158302Abstract: Provided are separators for use in an electrochemical cell comprising (a) an inorganic oxide and (b) an organic polymer, wherein the inorganic oxide comprises organic substituents. Also provided are electrochemical cells comprising such separators.Type: ApplicationFiled: February 1, 2022Publication date: May 19, 2022Inventors: Steven A. Carlson, Ifenna Kingsley Anakor, Greg Robert Farrell
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Patent number: 11264676Abstract: Provided are separators for use in an electrochemical cell comprising (a) an inorganic oxide and (b) an organic polymer, wherein the inorganic oxide comprises organic substituents. Also provided are electrochemical cells comprising such separators.Type: GrantFiled: August 19, 2021Date of Patent: March 1, 2022Assignee: Optodot CorporationInventors: Steven A. Carlson, Ifenna Kingsley Anakor, Greg Robert Farrell
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Publication number: 20210384586Abstract: Provided are separators for use in an electrochemical cell comprising (a) an inorganic oxide and (b) an organic polymer, wherein the inorganic oxide comprises organic substituents. Also provided are electrochemical cells comprising such separators.Type: ApplicationFiled: August 19, 2021Publication date: December 9, 2021Inventors: Steven A. Carlson, Ifenna Kingsley Anakor, Greg Robert Farrell
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Patent number: 11121432Abstract: Provided are separators for use in an electrochemical cell comprising (a) an inorganic oxide and (b) an organic polymer, wherein the inorganic oxide comprises organic substituents. Also provided are electrochemical cells comprising such separators.Type: GrantFiled: September 14, 2020Date of Patent: September 14, 2021Assignee: Optodot CorporationInventors: Steven A. Carlson, Ifenna Kingsley Anakor, Greg Robert Farrell
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Patent number: 10797288Abstract: Provided are separators for use in an electrochemical cell comprising (a) an inorganic oxide and (b) an organic polymer, wherein the inorganic oxide comprises organic substituents. Also provided are electrochemical cells comprising such separators.Type: GrantFiled: October 18, 2019Date of Patent: October 6, 2020Assignee: OPTODOT CORPORATIONInventors: Steven Allen Carlson, Ifenna Kingsley Anakor, Greg Robert Farrell
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Publication number: 20200106069Abstract: Provided are separators for use in an electrochemical cell comprising (a) an inorganic oxide and (b) an organic polymer, wherein the inorganic oxide comprises organic substituents. Also provided are electrochemical cells comprising such separators.Type: ApplicationFiled: October 18, 2019Publication date: April 2, 2020Inventors: Steven Allen Carlson, Ifenna Kingsley Anakor, Greg Robert Farrell
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Patent number: 10505168Abstract: Provided are separators for use in an electrochemical cell comprising (a) an inorganic oxide and (b) an organic polymer, wherein the inorganic oxide comprises organic substituents. Also provided are electrochemical cells comprising such separators.Type: GrantFiled: October 31, 2017Date of Patent: December 10, 2019Assignee: Optodot CorporationInventors: Steven Allen Carlson, Ifenna Kingsley Anakor, Greg Robert Farrell
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Publication number: 20180047963Abstract: Provided are separators for use in an electrochemical cell comprising (a) an inorganic oxide and (b) an organic polymer, wherein the inorganic oxide comprises organic subsituents. Also provided are electrochemical cells comprising such separators.Type: ApplicationFiled: October 31, 2017Publication date: February 15, 2018Inventors: Steven Allen Carlson, Ifenna Kingsley Anakor, Greg Robert Farrell
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Patent number: 9871239Abstract: Provided are separators for use in an electrochemical cell comprising (a) an inorganic oxide and (b) an organic polymer, wherein the inorganic oxide comprises organic substituents. Also provided are electrochemical cells comprising such separators.Type: GrantFiled: November 6, 2014Date of Patent: January 16, 2018Assignee: Optodot CorporationInventors: Steven Allen Carlson, Ifenna Kingsley Anakor, Greg Robert Farrell
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Patent number: 9070954Abstract: The present invention pertains to electrochemical cells which comprise (a) an anode; (b) a cathode; (c) a solid porous separator, such as a polyolefin, xerogel, or inorganic oxide separator; and (d) a nonaqueous electrolyte, wherein the separator comprises a porous membrane having a microporous coating comprising polymer particles which have not coalesced to form a continuous film. This microporous coating on the separator acts as a safety shutdown layer that rapidly increases the internal resistivity and shuts the cell down upon heating to an elevated temperature, such as 110° C. Also provided are methods for increasing the safety of an electrochemical cell by utilizing such separators with a safety shutdown layer.Type: GrantFiled: April 12, 2007Date of Patent: June 30, 2015Assignee: Optodot CorporationInventors: Steven Allen Carlson, Ifenna Kingsley Anakor, Greg Robert Farrell
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Publication number: 20150064572Abstract: Provided are separators for use in an electrochemical cell comprising (a) an inorganic oxide and (b) an organic polymer, wherein the inorganic oxide comprises organic substituents. Also provided are electrochemical cells comprising such separators.Type: ApplicationFiled: November 6, 2014Publication date: March 5, 2015Inventors: Steven Allen Carlson, Ifenna Kingsley Anakor, Greg Robert Farrell
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Patent number: 8883354Abstract: Provided are separators for use in an electrochemical cell comprising (a) an inorganic oxide and (b) an organic polymer, wherein the inorganic oxide comprises organic substituents. Preferably, the inorganic oxide comprises an hydrated aluminum oxide of the formula Al2O3.xH2O, wherein x is less than 1.0, and wherein the hydrated aluminum oxide comprises organic substituents, preferably comprising a reaction product of a multifunctional monomer and/or organic carbonate with an aluminum oxide, such as pseudo-boehmite and an aluminum oxide. Also provided are electrochemical cells comprising such separators.Type: GrantFiled: January 12, 2007Date of Patent: November 11, 2014Assignee: Optodot CorporationInventors: Steven Allen Carlson, Ifenna Kingsley Anakor
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Patent number: 8422126Abstract: Provided are infrared reflective films comprising a substrate and at least one infrared reflective layer comprising an aminium radical cation compound in a crystalline state and an organic polymer, wherein the infrared reflective layer has a reflectance peak in the infrared region from 1250 nm to 1700 nm. Such infrared films are stable in their optical properties against degradation by light and moisture. Also provided are solar control window films, security markings, and other optical articles comprising such infrared reflective films. Further provided are methods for making such infrared reflective films.Type: GrantFiled: April 28, 2011Date of Patent: April 16, 2013Assignees: Madico, Inc., Optodot CorporationInventors: Steven Allen Carlson, David W. Avison, Ifenna Kingsley Anakor, Greg Robert Farrell, Samuel Lim, Richard D'Amato
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Patent number: 7715095Abstract: The present invention pertains to organic reflective layers comprising an organic radical cation compound, wherein the layer reflects in the infrared region. Preferably, the organic radical cation compound is a salt of an aminium radical cation. Provided are solar window films comprising such infrared reflective layers.Type: GrantFiled: December 18, 2006Date of Patent: May 11, 2010Inventors: Steven Allen Carlson, Ifenna Kingsley Anakor, David William Avison, Sam Lim, Greg Robert Farrell
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Publication number: 20070243460Abstract: The present invention pertains to electrochemical cells which comprise (a) an anode; (b) a cathode; (c) a solid porous separator, such as a polyolefin, xerogel, or inorganic oxide separator; and (d) a nonaqueous electrolyte, wherein the separator comprises a porous membrane having a microporous coating comprising polymer particles which have not coalesced to form a continuous film. This microporous coating on the separator acts as a safety shutdown layer that rapidly increases the internal resistivity and shuts the cell down upon heating to an elevated temperature, such as 110° C. Also provided are methods for increasing the safety of an electrochemical cell by utilizing such separators with a safety shutdown layer.Type: ApplicationFiled: April 12, 2007Publication date: October 18, 2007Inventors: Steven Allen Carlson, Ifenna Kingsley Anakor
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Publication number: 20070190427Abstract: Provided are separators for use in an electrochemical cell comprising (a) an inorganic oxide and (b) an organic polymer, wherein the inorganic oxide comprises organic substituents. Preferably, the inorganic oxide comprises an hydrated aluminum oxide of the formula Al2O3.xH2O, wherein x is less than 1.0, and wherein the hydrated aluminum oxide comprises organic substituents, preferably comprising a reaction product of a multifunctional monomer and/or organic carbonate with an aluminum oxide, such as pseudo-boehmite and an aluminum oxide. Also provided are electrochemical cells comprising such separators.Type: ApplicationFiled: January 12, 2007Publication date: August 16, 2007Inventors: Steven Allen Carlson, Ifenna Kingsley Anakor
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Publication number: 20070189959Abstract: Provided are methods of preparing a separator for an electrochemical cell comprising the steps of (a) coating onto a substrate a liquid mixture comprising an inorganic oxide, an organic polymer, a divinyl ether of an ethylene glycol, and/or an organic carbonate; (b) drying the coating; and (c) delaminating the coating from the substrate to form the separator comprising an inorganic oxide and the organic polymer, wherein the inorganic oxide of step (c) comprises a reaction product of the divinyl ether and/or the organic carbonate with the inorganic oxide of step (a). Preferably, the inorganic oxide of step (c) comprises a hydrated aluminum oxide of the formula Al2O3.H2O, wherein x is less than 1.0, and wherein the hydrated aluminum oxide comprises a reaction product of the divinyl ether and/or organic carbonate with the inorganic oxide of step (a), such as pseudo-boehmite.Type: ApplicationFiled: January 12, 2007Publication date: August 16, 2007Inventors: Steven Allen Carlson, Ifenna Kingsley Anakor