Patents Assigned to Pixelligent Technologies LLC
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Patent number: 12152163Abstract: The present disclosure provides a high refractive index acrylic formulation embedded with sub-10 nm metal oxide nanocrystals. The formulation is ideal for high refractive index, high transparency coating for a variety of optical applications including OLED lighting.Type: GrantFiled: May 14, 2021Date of Patent: November 26, 2024Assignee: PIXELLIGENT TECHNOLOGIES LLCInventors: Selina Monickam, Darryl Peters, Gregory Cooper, Zhiyun Chen, Robert Swisher
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Patent number: 11355737Abstract: Light-emitting devices and methods of making the same are described whereby lenses of any array include a material with a higher refractive index than an encapsulation layer of a substrate layer, the refractive index of the material being in a range of greater than 1.7 to 1.9 at 400 nm. The material forming the lenses includes nanocomposite comprised of inorganic nanocrystals and a polymeric matrix, wherein the nanocrystals are selected from the group consisting of ZrO2, ZnO, MgO, HfO2, NbO5, Ta2O5 and Y2O3. A 3-4 micron thick sample of the nanocomposite has an optical transmittance of at least 80% over a range of 440 nm to 800 nm.Type: GrantFiled: November 15, 2019Date of Patent: June 7, 2022Assignee: PIXELLIGENT TECHNOLOGIES LLCInventors: Zhiyun Chen, Gregory D. Cooper
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Patent number: 11034845Abstract: The present disclosure provides a high refractive index acrylic formulation embedded with sub-10 nm metal oxide nanocrystals. The formulation is ideal for high refractive index, high transparency coating for a variety of optical applications including OLED lighting.Type: GrantFiled: February 3, 2017Date of Patent: June 15, 2021Assignee: PIXELLIGENT TECHNOLOGIES, LLCInventors: Selina Monickam, Darryl Peters, Gregory Cooper, Zhiyun Chen, Robert Swisher
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Patent number: 10988598Abstract: At least partially capped nanocrystals and nanocomposites containing the nanocrystals are described herein along with products, uses and methods of making.Type: GrantFiled: March 29, 2016Date of Patent: April 27, 2021Assignee: PIXELLIGENT TECHNOLOGIES, LLCInventors: Xia Bai, Wei Xu, Linfeng Gou, Robert Wiacek, Selina Monickam, Brian Wehrenberg, Amy Stabell, Maneesh Bahadur, Serpil Gonen Williams
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Patent number: 10961398Abstract: The present disclosure provides nanocrystals(s) containing silicone capping agent(s). Dispersions containing the nanocrystal(s) and at least one of silicone monomer(s), silicone pre-polymer(s), and silicone polymer(s), and optionally additionally containing a solvent are also described. Cured dispersions, compositions of nanocrystal(s) and LEDs and related structures containing the composition(s) are provided in the present disclosure.Type: GrantFiled: January 10, 2019Date of Patent: March 30, 2021Assignee: PIXELLIGENT TECHNOLOGIES, LLCInventors: Wei Xu, Xia Bai, Maneesh Bahadur, Linfeng Gou, Lei Zheng, James Criniti, Gregory Cooper, Serpil Gonen Williams
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Patent number: 10844231Abstract: The present disclosure provides a high refractive index acrylic formulation embedded with sub-10 nm metal oxide nanocrystals. The formulation is ideal for high refractive index, high transparency coating for a variety of optical applications including OLED lighting.Type: GrantFiled: July 27, 2016Date of Patent: November 24, 2020Assignee: PIXELLIGENT TECHNOLOGIES, LLCInventors: Selina Monickam, Darryl Peters, Gregory Cooper, Zhiyun Chen
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Patent number: 10753012Abstract: Preparation of semiconductor nanocrystals and their dispersions in solvents and other media is described. The nanocrystals described herein have small (1-10 nm) particle size with minimal aggregation and can be synthesized with high yield. The capping agents on the as-synthesized nanocrystals as well as nanocrystals which have undergone cap exchange reactions result in the formation of stable suspensions in polar and nonpolar solvents which may then result in the formation of high quality nanocomposite films.Type: GrantFiled: October 27, 2016Date of Patent: August 25, 2020Assignee: PIXELLIGENT TECHNOLOGIES, LLCInventors: Wei Xu, Zehra Serpil Gonen Williams, Yijun Wang, Robert J. Wiacek, Xia Bai, Linfeng Gou, Selina I. Thomas, Jun Xu
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Patent number: 10647938Abstract: The presently disclosed technology relates to a nano-additives to improve the performance of lubricants, oils, and greases. More specifically, the presently disclosed technology relates to applying capped metal oxide nanoparticles, such as capped zirconia nanoparticles, in the lubricants to produce a tribofilms on the lubricating surfaces to provide wear protection to the said surfaces. Also, the interaction of the capped zirconia nanoparticles with other commonly used additives in lubricants may further optimize the performance of the resulting tribofilms.Type: GrantFiled: May 4, 2016Date of Patent: May 12, 2020Assignees: PIXELLIGENT TECHNOLOGIES, LLC, UCHICAGO ARGONNE, LLC, THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIAInventors: Imene Lahouij, Robert Carpick, Andrew Jackson, Harman Khare, Nitya Gosvami, Nicholaos G. Demas, Robert A. Erck, Aaron C. Greco, George R. Fenske, Wei Xu, Gregory Cooper, Zhiyun Chen
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Patent number: 10522791Abstract: This presently disclosed technology relates Organic Light Emitting Diodes (OLEDs), more particularly it relates to OLED display light extraction and nanocomposite formulations that can be used for the light extraction structure.Type: GrantFiled: July 13, 2018Date of Patent: December 31, 2019Assignee: PIXELLIGENT TECHNOLOGIES, LLCInventors: Zhiyun Chen, Gregory D. Cooper
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Patent number: 10516140Abstract: Light-emitting devices and methods of making the same are described whereby lenses of any array include a material with a higher refractive index than an encapsulation layer of a substrate layer, the refractive index of the material being in a range of greater than 1.7 to 1.9 at 400 nm. The material forming the lenses includes nanocomposite comprised of inorganic nanocrystals and a polymeric matrix, wherein the nanocrystals are selected from the group consisting of ZrO2, ZnO, MgO, HfO2, NbO5, Ta2O5 and Y2O3. A 3-4 micron thick sample of the nanocomposite has an optical transmittance of at least 80% over a range of 440 nm to 800 nm.Type: GrantFiled: June 26, 2018Date of Patent: December 24, 2019Assignee: PIXELLIGENT TECHNOLOGIES, LLCInventors: Zhiyun Chen, Gregory D. Cooper
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Patent number: 10273365Abstract: The current disclosure relates to a nanocomposites coating including metal oxide nanocrystals, the nanocomposites further include a mixture of acrylates monomers and oligomers to provide a curable coating that provides high refractive index, high transmittance, and high temperature stability.Type: GrantFiled: March 14, 2014Date of Patent: April 30, 2019Assignee: PIXELLIGENT TECHNOLOGIES LLCInventors: Wei Xu, Selina Thomas Monickam, Jin-O Choi, Xia Bai, Linfeng Gou, Zehra Serpil Gonen-Williams, Zhiyun Chen, Gregory D. Cooper
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Patent number: 10179860Abstract: The present disclosure provides nanocrystal(s) containing silicone capping agent(s). Dispersions containing the nanocrystal(s) and at least one of silicone monomer(s), silicone pre-polymer(s), and silicone polymer(s), and optionally additionally containing a solvent are also described. Cured dispersions, compositions of nanocrystal(s) and LEDs and related structures containing the composition(s) are provided in the present disclosure.Type: GrantFiled: September 23, 2014Date of Patent: January 15, 2019Assignee: PIXELLIGENT TECHNOLOGIES LLCInventors: Wei Xu, Xia Bai, Maneesh Bahadur, Linfeng Gou, Lei Zheng, James Criniti, Gregory Cooper, Serpil Gonen Williams
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Patent number: 10144842Abstract: The present invention relates to an OLED internal light extraction scheme with graded-index layer and embedded scattering particles.Type: GrantFiled: January 7, 2015Date of Patent: December 4, 2018Assignee: PIXELLIGENT TECHNOLOGIES LLCInventors: Gregory Cooper, Wei Xu, Zhiyun Chen
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Patent number: 10050236Abstract: This presently disclosed technology relates to Organic Light Emitting Diodes (OLEDs), more particularly it relates to OLED display extraction and nanocomposite formulations that can be used for the light extraction structure. The OLEDs comprise, in order, an encapsulation layer or a substrate layer, an array of lenses, and an array of light emitting pixels at least partially covered by said array of lenses, wherein at least one of the lenses covers at least one of the pixel, and said lenses comprises a material with higher refractive index than the encapsulation layer or substrate layer.Type: GrantFiled: July 8, 2014Date of Patent: August 14, 2018Assignee: PIXELLIGENT TECHNOLOGIES LLCInventors: Zhiyun Chen, Gregory D. Cooper
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Patent number: 10033014Abstract: Preparation of semiconductor nanocrystals and their dispersions in solvents and other media is described. The nanocrystals described herein have small (1-10 nm) particle size with minimal aggregation and can be synthesized with high yield. The capping agents on thews-synthesized nanocrystals as well as nanocrystals which have undergone cap exchange reactions result in the formation of stable suspensions in polar and nonpolar solvents which may then result in the formation of high quality nanocomposite films.Type: GrantFiled: July 8, 2013Date of Patent: July 24, 2018Assignee: PIXELLIGENT TECHNOLOGIES LLC.Inventors: Zhiyun Chen, Gregory D. Cooper
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Patent number: 9856581Abstract: Preparation of semiconductor nanocrystals and their dispersions in solvents and other media is described. The nanocrystals described herein have small (1-10 nm) particle size with minimal aggregation and can be synthesized with high yield. The capping agents on the as-synthesized nanocrystals as well as nanocrystals which have undergone cap exchange reactions result in the formation of stable suspensions in polar and nonpolar solvents which may then result in the formation of high quality nanocomposite films.Type: GrantFiled: March 21, 2016Date of Patent: January 2, 2018Assignee: PIXELLIGENT TECHNOLOGIES, LLCInventors: Zehra Serpil Gonen Williams, Yijun Wang, Robert J. Wiacek, Xia Bai, Linfeng Gou, Selina I. Thomas, Wei Xu, Jun Xu, Rakesh Patel
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Patent number: 9617657Abstract: Preparation of semiconductor nanocrystals and their dispersions in solvents and other media is described. The nanocrystals described herein have small (1-10 nm) particle size with minimal aggregation and can be synthesized with high yield. The capping agents on the as-synthesized nanocrystals as well as nanocrystals which have undergone cap exchange reactions result in the formation of stable suspensions in polar and nonpolar solvents which may then result in the formation of high quality nanocomposite films.Type: GrantFiled: November 24, 2014Date of Patent: April 11, 2017Assignee: PIXELLIGENT TECHNOLOGIES, LLCInventors: Wei Xu, Zehra Serpil Gonen Williams, Yijun Wang, Robert J. Wiacek, Xia Bai, Linfeng Gou, Selina I. Thomas, Jun Xu
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Patent number: 9359689Abstract: Preparation of semiconductor nanocrystals and their dispersions in solvents and other media is described. The nanocrystals described herein have small (1-10 nm) particle size with minimal aggregation and can be synthesized with high yield. The capping agents on the as-synthesized nanocrystals as well as nanocrystals which have undergone cap exchange reactions result in the formation of stable suspensions in polar and nonpolar solvents which may then result in the formation of high quality nanocomposite films.Type: GrantFiled: October 26, 2012Date of Patent: June 7, 2016Assignee: PIXELLIGENT TECHNOLOGIES, LLCInventors: Wei Xu, Yijun Wang, Robert J. Wiacek, Xia Bai, Linfeng Gou, Selina I. Thomas, Zehra Serpil Gonen Williams, Jun Xu, Rakesh Patel
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Patent number: 9328432Abstract: Preparation of semiconductor nanocrystals and their dispersions in solvents and other media is described. The nanocrystals described herein have small (1-10 nm) particle size with minimal aggregation and can be synthesized with high yield. The capping agents on the as-synthesized nanocrystals as well as nanocrystals which have undergone cap exchange reactions result in the formation of stable suspensions in polar and nonpolar solvents which may then result in the formation of high quality nanocomposite films.Type: GrantFiled: June 20, 2014Date of Patent: May 3, 2016Assignee: PIXELLIGENT TECHNOLOGIES, LLCInventors: Zehra Serpil Gonen Williams, Yijun Wang, Robert J. Wiacek, Xia Bai, Linfeng Gou, Selina I. Thomas, Wei Xu, Jun Xu, Rakesh Patel
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Patent number: 9207538Abstract: Semiconductor nano-sized particles possess unique optical properties, which make them ideal candidates for various applications in the UV photolithography. In this patent several such applications, including using semiconductor nano-sized particles or semiconductor nano-sized particle containing materials as highly refractive medium in immersion lithography, as anti-reflection coating in optics, as pellicle in lithography and as sensitizer in UV photoresists are described.Type: GrantFiled: July 22, 2011Date of Patent: December 8, 2015Assignee: PIXELLIGENT TECHNOLOGIES, LLCInventors: Zhiyun Chen, Erin F. Fleet, Gregory D. Cooper