Patents by Inventor Xiongfei Shen
Xiongfei Shen 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).
-
Patent number: 11198614Abstract: A system, method, and articles of manufacture for a surface-modified transition metal cyanide coordination compound (TMCCC) composition, an improved electrode including the composition, and a manufacturing method for the composition according to Formula III—An electrochemical cell including a system having an anode, a cathode, and an electrolyte wherein the anode includes a material, including the material including at least one composition represented by Formula III: AxMny[Mn(CN)(6)]z(Vac)(1-z).n(H2O)m(Che) wherein, in Formula III, A includes one or more alkali metals including Na; and wherein 0<j?4, 0?k?0.1, 1.2<x?4, 0<y?1, 0.8<z?1, 0<n?4; 0?m?0.2 and wherein x+2y?4z=0.Type: GrantFiled: November 5, 2019Date of Patent: December 14, 2021Assignee: Natron Energy, Inc.Inventors: Daniel Friebel, Ali Firouzi, Vanessa Garcia, Xiongfei Shen, Colin Deane Wessells
-
Patent number: 10975302Abstract: A coated phosphor comprises: phosphor particles comprised of a phosphor with composition MSe1?xSx:Eu, wherein M is at least one of Mg, Ca, Sr, Ba and Zn and 0<x<1.0; and a coating on individual ones of the phosphor particles, the coating comprising a layer of oxide material encapsulating the individual phosphor particles; wherein the coated phosphor is configured such that under excitation by a blue LED the reduction in photoluminescent intensity at the peak emission wavelength after 1,000 hours of aging at about 85° C. and about 85% relative humidity is no greater than about 15%; and wherein the coated phosphor is configured such that the change in chromaticity coordinates CIE(x), ?x, after 1,000 hours of aging at about 85° C. and about 85% relative humidity is less than or equal to about 5×10?3.Type: GrantFiled: April 4, 2019Date of Patent: April 13, 2021Assignee: Intematix CorporationInventors: Yi-Qun Li, Xiongfei Shen, Haoguo Zhu, Kuanping Gong, Samuel Lowell Dunscombe
-
Publication number: 20200071175Abstract: A system, method, and articles of manufacture for a surface-modified transition metal cyanide coordination compound (TMCCC) composition, an improved electrode including the composition, and a manufacturing method for the composition according to Formula III—An electrochemical cell including a system having an anode, a cathode, and an electrolyte wherein the anode includes a material, including the material including at least one composition represented by Formula III: AxMny[Mn(CN)(6)]z(Vac)(1-z).n(H2O)m(Che) wherein, in Formula III, A includes one or more alkali metals including Na; and wherein 0<j?4, 0?k?0.1, 1.2<x?4, 0<y?1, 0.8<z?1, 0<n?4; 0?m?0.2 and wherein x+2y?4z=0.Type: ApplicationFiled: November 5, 2019Publication date: March 5, 2020Applicant: Natron Energy, Inc.Inventors: Daniel Friebel, Ali Firouzi, Vanessa Garcia, Xiongfei Shen, Colin Deane Wessells
-
Patent number: 10568172Abstract: A white light emitting device or LED-filament comprises: a solid-state light emitter (LED) operable to generate excitation light; a first phosphor associated with the solid-state light emitter to generate light with a peak emission wavelength in a range 500 nm to 575 nm; and a second phosphor associated with the solid-state light emitter to generate light with a peak emission wavelength in a range 600 nm to 650 nm, wherein a percentage decrease in conversion efficiency corresponding to an increase in excitation light photon density exhibited by the second phosphor is larger than a percentage decrease in conversion efficiency corresponding to the same increase in excitation light photon density exhibited by the first phosphor.Type: GrantFiled: December 17, 2018Date of Patent: February 18, 2020Assignee: Intematix CorporationInventors: Yi-Qun Li, Xiongfei Shen, Gang Wang
-
Publication number: 20190241806Abstract: A coated phosphor comprises: phosphor particles comprised of a phosphor with composition MSe1?xSx:Eu, wherein M is at least one of Mg, Ca, Sr, Ba and Zn and 0<x<1.0; and a coating on individual ones of the phosphor particles, the coating comprising a layer of oxide material encapsulating the individual phosphor particles; wherein the coated phosphor is configured such that under excitation by a blue LED the reduction in photoluminescent intensity at the peak emission wavelength after 1,000 hours of aging at about 85° C. and about 85% relative humidity is no greater than about 15%; and wherein the coated phosphor is configured such that the change in chromaticity coordinates CIE(x), ?x, after 1,000 hours of aging at about 85° C. and about 85% relative humidity is less than or equal to about 5×10?3.Type: ApplicationFiled: April 4, 2019Publication date: August 8, 2019Inventors: Yi-Qun Li, Xiongfei Shen, Haoguo Zhu
-
Publication number: 20190191516Abstract: A white light emitting device or LED-filament comprises: a solid-state light emitter (LED) operable to generate excitation light; a first phosphor associated with the solid-state light emitter to generate light with a peak emission wavelength in a range 500 nm to 575 nm; and a second phosphor associated with the solid-state light emitter to generate light with a peak emission wavelength in a range 600 nm to 650 nm, wherein a percentage decrease in conversion efficiency corresponding to an increase in excitation light photon density exhibited by the second phosphor is larger than a percentage decrease in conversion efficiency corresponding to the same increase in excitation light photon density exhibited by the first phosphor.Type: ApplicationFiled: December 17, 2018Publication date: June 20, 2019Inventors: Yi-Qun Li, Xiongfei Shen, Gang Wang
-
Patent number: 10253257Abstract: A coated phosphor comprises: phosphor particles comprised of a phosphor with composition MSe1-xSx:Eu, wherein M is at least one of Mg, Ca, Sr, Ba and Zn and 0<x<1.0; and a coating on individual ones of the phosphor particles, the coating comprising a layer of oxide material encapsulating the individual phosphor particles; wherein the coated phosphor is configured such that under excitation by a blue LED the reduction in photoluminescent intensity at the peak emission wavelength after 1,000 hours of aging at about 85° C. and about 85% relative humidity is no greater than about 15%; and wherein the coated phosphor is configured such that the change in chromaticity coordinates CIE(x), ?x, after 1,000 hours of aging at about 85° C. and about 85% relative humidity is less than or equal to about 5×10?3.Type: GrantFiled: March 18, 2016Date of Patent: April 9, 2019Inventors: Yi-Qun Li, Xiongfei Shen, HaoGuo Zhu
-
Publication number: 20170145310Abstract: A coated phosphor comprises: phosphor particles comprised of a phosphor with composition MSe1-xSx:Eu, wherein M is at least one of Mg, Ca, Sr, Ba and Zn and 0<x<1.0; and a coating on individual ones of the phosphor particles, the coating comprising a layer of oxide material encapsulating the individual phosphor particles; wherein the coated phosphor is configured such that under excitation by a blue LED the reduction in photoluminescent intensity at the peak emission wavelength after 1,000 hours of aging at about 85° C. and about 85% relative humidity is no greater than about 15%; and wherein the coated phosphor is configured such that the change in chromaticity coordinates CIE(x), ?x, after 1,000 hours of aging at about 85° C. and about 85% relative humidity is less than or equal to about 5×10?3.Type: ApplicationFiled: March 18, 2016Publication date: May 25, 2017Inventors: Yi-Qun Li, Xiongfei Shen, HaoGuo Zhu
-
Publication number: 20150284628Abstract: The teachings are generally directed to phosphors having combination coatings with multifunctional characteristics that increase the performance and/or reliability of the phosphor. The teachings include highly reliable phosphors having coatings that contain more than one inorganic component, more than one layer, more than one thicknesses, more than one combination of layers or thicknesses, a gradient-interface between components, a primer thickness or layer to inhibit or prevent leaching of phosphor components into the coatings, a sealant layer to inhibit or prevent entry of moisture or oxygen from the environment, a mixed composition layer as a sealant and multifunctional combination coatings.Type: ApplicationFiled: April 9, 2015Publication date: October 8, 2015Inventors: Xufang Chen, Yi-Qun Li, Yuming Xie, Haoguo Zhu, Xiongfei Shen, Shengfeng Liu, Dejie Tao
-
Patent number: 9006966Abstract: The teachings are generally directed to phosphors having combination coatings with multifunctional characteristics that increase the performance and/or reliability of the phosphor. The teachings include highly reliable phosphors having coatings that contain more than one inorganic component, more than one layer, more than one thicknesses, more than one combination of layers or thicknesses, a gradient-interface between components, a primer thickness or layer to inhibit or prevent leaching of phosphor components into the coatings, a sealant layer to inhibit or prevent entry of moisture or oxygen from the environment, a mixed composition layer as a sealant and multifunctional combination coatings.Type: GrantFiled: November 7, 2012Date of Patent: April 14, 2015Assignee: Intematix CorporationInventors: Xufang Chen, Yi-Qun Li, Yuming Xie, Haoguo Zhu, Xiongfei Shen, Shengfeng Liu, Dejie Tao
-
Patent number: 8022009Abstract: The present invention provides a cost effective process of generating LixMyZO4/carbon composite material. Further, this novel method of preparation can be modified by adding a dopant and the calcinations can be carried out using microwave heating to reduce the synthesis time and cost. The LixMyZO4/carbon composite material can be used as a cathode for a secondary electrochemical cell. Selection of one or more metals in the cathode material can be used change the voltage, the capacity, and the energy density of the electrochemical cell.Type: GrantFiled: January 12, 2010Date of Patent: September 20, 2011Assignee: Intematix CorporationInventors: Biying Huang, Xiongfei Shen, Yi-Qun Li
-
Publication number: 20100181529Abstract: The present invention provides a cost effective process of generating LixMyZO4/carbon composite material. Further, this novel method of preparation can be modified by adding a dopant and the calcinations can be carried out using microwave heating to reduce the synthesis time and cost. The LixMyZO4/carbon composite material can be used as a cathode for a secondary electrochemical cell. Selection of one or more metals in the cathode material can be used change the voltage, the capacity, and the energy density of the electrochemical cell.Type: ApplicationFiled: January 12, 2010Publication date: July 22, 2010Applicant: INTEMATIX CORPORATIONInventors: Biying Huang, Xiongfei Shen, Yi-Qun Li