Patents by Inventor C. Y. (Eric) Wang
C. Y. (Eric) Wang 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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Patent number: 12294199Abstract: An apparatus is provided to receive a three-dimensional (3D) map of at least a part of a body of a user. A tunable VCSEL laser has one or more active regions having quantum wells and barriers, the active regions surrounded by one or more p-n junctions, the one or more active regions can include a selected shape structure, as well as one or more tunnel junctions (TJ), one or more apertures are provided with the selected shape structure, one or more buried tunnel junctions (BTJ) or oxide confine apertured, additional TJ's, planar structures and or additional BTJ's created during a regrowth process that is independent of a first growth process with a VCSEL output.Type: GrantFiled: June 9, 2023Date of Patent: May 6, 2025Assignee: Bandwidth 10, LTD.Inventors: Carlos Fernando Rondina Mateus, Christopher Chase, Michael C. Y. Huang, Murat Serbay, Stefano Prandoni, Philip Worland
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Publication number: 20250127429Abstract: A glucose detection or monitoring system that includes a VCSEL laser with one or more active regions having quantum wells and barrier. The active regions are surrounded by one or more p-n junctions. The one or more active regions can include a selected shape structure, and one or more tunnel junctions (TJ). One or more apertures are provided with the selected shape structure, one or more buried tunnel junctions (BTJ) or oxide confine apertured, additional TJ's, planar structures and or additional BTJ's created during a regrowth process that is independent of a first growth process with a VCSEL output determined in response to a monitoring application of the VCSEL, the VCSEL having an HCG grating and a bottom DBR. A housing of a wearable device interior houses the VCSEL laser.Type: ApplicationFiled: July 18, 2023Publication date: April 24, 2025Inventors: Carlos Fernando Rondina Mateus, Christopher Chase, Michael C. Y. Huang, Murat Serbay, Stefano Prandoni, Philip Worland
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Patent number: 12278462Abstract: An apparatus for facial recognition is provided that includes a camera. One or more images are configured to: determine a pseudo-random sequence of image capture modes for a plurality of groups of image captures, wherein each group includes at least a capture using a first illumination mode and a capture using a second illumination mode, wherein the ordering of the first and second illumination modes for each group is pseudo-randomly determined. Image information is received for a set of image captures used for facial recognition The image information is indicative as being captured by the camera unit. A determine is made whether to authorize facial recognition in response to analyzing the image information and determining whether the image information was captured using the pseudo-random sequence of image capture modes. A second illumination mode is a tunable VCSEL laser with one or more active regions having quantum wells and barriers. The active regions are surrounded by one or more p-n junctions.Type: GrantFiled: June 9, 2023Date of Patent: April 15, 2025Assignee: Brandwidth10, LTD.Inventors: Carlos Fernando Rondina Mateus, Christopher Chase, Michael C. Y. Huang, Murat Serbay, Stefano Prandoni, D. Philip Worland
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Publication number: 20250066513Abstract: A preparation method to produce a Ziegler-Natta catalyst for olefin polymerization through treatment of MgCl2.xROH adduct with a transition metal halide in the presence of one or more urea compounds in combination with one or more internal electron donors is provided. The catalyst systems, according to present invention, are able to produce polypropylene polymers with higher stereo-regularity. The catalyst systems, according to present invention, are able to produce polypropylene polymers using a phthalate-free catalyst system, with an isotacticity that is equal to or higher than catalyst systems containing phthalate derivatives.Type: ApplicationFiled: August 23, 2023Publication date: February 27, 2025Inventors: Lei Zhang, Gapgoung Kong, Chih-Jian Chen, Cyrus C. Y. Lee, Guangxue Xu
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Publication number: 20250052863Abstract: A monitoring device system has a tunable VCSEL laser having one or more active regions including quantum wells and barriers. The active regions are surrounded by one or more p-n junctions. The one or more active regions can include a selected shape structure, as well as one or more tunnel junctions (TJ). One or more apertures are provided with the selected shape structure. One or more buried tunnel junctions (BTJ) or oxide confine the apertures, additional TJ's, planar structures and or additional BTJ's created during a regrowth process that is independent of a first growth process. A VCSEL output is determined in response to an application of the VCSEL laser. The VCSEL laser includes an HCG grating and a bottom DBR. A receiver receives the optical radiation that is reflected from a target scene and is indicative of respective times of flight of the pulses to and from a target scene.Type: ApplicationFiled: June 9, 2023Publication date: February 13, 2025Inventors: Carlos Fernando Rondina Mateus, Christopher Chase, Michael C. Y. Huang, Murat Serbay, Stefano Prandoni, Philip Worland
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Publication number: 20250047071Abstract: An apparatus for facial recognition is provided that includes a camera. One or more images are configured to: determine a pseudo-random sequence of image capture modes for a plurality of groups of image captures, wherein each group includes at least a capture using a first illumination mode and a capture using a second illumination mode, wherein the ordering of the first and second illumination modes for each group is pseudo-randomly determined. Image information is received for a set of image captures used for facial recognition The image information is indicative as being captured by the camera unit. A determine is made whether to authorize facial recognition in response to analyzing the image information and determining whether the image information was captured using the pseudo-random sequence of image capture modes. A second illumination mode is a tunable VCSEL laser with one or more active regions having quantum wells and barriers. The active regions are surrounded by one or more p-n junctions.Type: ApplicationFiled: June 9, 2023Publication date: February 6, 2025Inventors: Carlos Fernando Rondina Mateus, Christopher Chase, Michael C. Y. Huang, Murat Serbay, Stefano Prandoni, D. Philip Worland
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Publication number: 20250038481Abstract: An apparatus is provided to receive a three-dimensional (3D) map of at least a part of a body of a user. A tunable VCSEL laser has one or more active regions having quantum wells and barriers, the active regions surrounded by one or more p-n junctions, the one or more active regions can include a selected shape structure, as well as one or more tunnel junctions (TJ), one or more apertures are provided with the selected shape structure, one or more buried tunnel junctions (BTJ) or oxide confine apertured, additional TJ's, planar structures and or additional BTJ's created during a regrowth process that is independent of a first growth process with a VCSEL output.Type: ApplicationFiled: June 9, 2023Publication date: January 30, 2025Inventors: Carlos Fernando Rondina Mateus, Christopher Chase, Michael C. Y. Huang, Murat Serbay, Stefano Prandoni, Philip Worland
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Patent number: 12186714Abstract: A composite polyamide reverse osmosis membrane comprising a polyamide layer; where the polyamide layer has a thickness in the range of 50-250 nm, and large open spaces (i.e., free volumes); where the open spaces are defined by a ratio of water flux, Jw, (gfd) divided by the average surface roughness, Ra, (nm) of the polyamide layer; wherein the composite polyamide reverse osmosis membrane has the ratio of Jw/Ra>0.35 gfd/nm when tested at 65 psi, using an aqueous solution containing 250 ppm of NaCl; and a microporous support with a thickness ranging from 100-150 ?m. The present invention also relates to processes of fabricating the composite polyamide reverse osmosis membrane.Type: GrantFiled: November 30, 2020Date of Patent: January 7, 2025Assignee: Memstar USA Inc.Inventors: Hisao Hachisuka, Mavis C. Y. Wong
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Publication number: 20250007615Abstract: A monitoring device system includes a tunable VCSEL laser 10 with one or more active regions having quantum wells and barriers. The active regions are surrounded by one or more p-n junctions. The one or more active regions can include a selected shape structure each with a tunnel junction (TJ). One or more apertures are provided with the selected shape structure. One or more buried tunnel junctions (BTJ) or oxide confine the apertures, additional TJ's, planar structures and or additional BTJ's created during a regrowth process that is independent of a first growth process. A VCSEL output is determined in response to a monitoring application of the VCSEL The VCSEL includes an HCG grating and a bottom DBR. A user monitoring device includes the VCSEL laser. A motion detection apparatus detects a user's movement information.Type: ApplicationFiled: June 9, 2023Publication date: January 2, 2025Inventors: Carlos Fernando Rondina Mateus, Christopher Chase, Michael C. Y. Huang, Murat Serbay, Stefano Prandoni, Philip Worland
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Publication number: 20240429684Abstract: An apparatus is provided to receive a three dimensional (3D) map of at least a part of a body of a user. A light emitting device is included with tunable VCSEL laser with one or more active regions having quantum wells and barriers. The active regions are surrounded by one or more p-n junctions. The one or more active regions can include a selected shape structure. One or more tunnel junctions (TJ) 2 are provided. One or more apertures are provided with the selected shape structure. One or more buried tunnel junctions (BTJ) or oxide confine the apertures, additional TJ's, planar structures and or additional BTJ's created during a regrowth process that is independent of a first growth process. A VCSEL output is determined in response to an application of the VCSEL laser. The VCSEL laser includes an HCG grating and a bottom DBR. A user monitoring device includes the VCSEL laser.Type: ApplicationFiled: June 9, 2023Publication date: December 26, 2024Inventors: Carlos Fernando Rondina Mateus, Christopher Chase, Michael C. Y. Huang, Murat Serbay, Stefano Prandoni, Philip Worland
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Publication number: 20240421562Abstract: An apparatus is provided to receive a three dimensional (3D) map of at least a part of a body of a user. A light emitting device is included with tunable VCSEL laser with one or more active regions having quantum wells and barriers. The active regions are surrounded by one or more p-n junctions. The one or more active regions can include a selected shape structure one or more tunnel junction (TJ) 20s provided. One or more apertures are provided with the selected shape structure. One or more buried tunnel junctions (BTJ) or oxide confine the apertures, additional TJ's, planar structures and or additional BTJ's created during a regrowth process that is independent of a first growth process. A VCSEL output is determined in response to an application of the VCSEL laser. The VCSEL laser includes an HCG grating and a bottom DBR. A user monitoring device 100 includes the VCSEL laser. A user monitoring device that includes the VCSEL laser 10.Type: ApplicationFiled: June 9, 2023Publication date: December 19, 2024Inventors: Carlos Fernando Rondina Mateus, Christopher Chase, Michael C. Y. Huang, Murat Serbay, Stefano Prandoni, Philip Worland
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Publication number: 20240383843Abstract: Provided is lipid and methods of making such lipid, the lipid having the structure of: each R is independently an alkyl of C12 to C16, each alkyl having 1 to 3 C?C double bonds, wherein at least one of the double bonds is of Z geometry; R? is an optional alkyl; W is O, NH or NR?, wherein R? is a C1 to C3 alkyl group, such as a methyl; X is either absent or present, and if present, X is O, NH, or the NR?; and Z is an alkylamino chain as defined by [—(CH2)m—NG1G2G3], wherein m is 1-5 and G1 and G2 are, independently, the C1 to C3 alkyl group, G3 is absent, a hydrogen or the C1 to C3 alkyl group.Type: ApplicationFiled: May 26, 2022Publication date: November 21, 2024Applicant: NanoVation Therapeutics Inc.Inventors: Marco A. Ciufolini, Fariba Saadati, Anthony C. Y. Tam, Daniel Kurek, Dominik Witzigmann, Jayesh Kulkarni
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Publication number: 20240300914Abstract: Provided is lipid and methods of making such lipid having the structure of Formula A: each R is an alkyl having a carbon backbone of C12 to C16 having 1 to 3 C?C double bonds, at least one having Z-geometry; R? is an optional alkyl of C2 to C24 having 0 to 3 C?C double bonds; each R, and the R? alkyl group if present, is optionally substituted at one or more positions with a C1 to C3 alkyl; W and X are O or S; Y is absent and C1 and C2 are bonded, or Y is present and is a metheno, etheno or ethyno bridge optionally substituted with an alkylamino chain [—(CH2)m—NG1G2G3], wherein m is 1-5 and G1, G2 are, independently, C1 to C3 alkyl, G3 is absent, hydrogen or C1 to C3 alkyl, or wherein NG1G2G3 is a heterocycle; and Z and Z? are H or alkylamino.Type: ApplicationFiled: May 26, 2022Publication date: September 12, 2024Applicant: NanoVation Therapeutics Inc.Inventors: Marco A. Ciufolini, Fariba Saadati, Anthony C. Y. Tam, Daniel Kurek, Dominik Witzigmann, Jayesh Kulkarni
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Publication number: 20240287015Abstract: Provided herein is a method for producing an ionizable lipid that comprises: (i) reacting fatty esters in a Claisen condensation reaction in the presence of a catalyst, the Claisen condensation employing a weak base and carried out at a temperature of between ?10 and 60 degrees Celsius to produce a ketoester; (ii) reacting the ketoester produced in step (i) under conditions to produce a ketone from the ketoester in one or more steps via a hydrolysis and decarboxylation of the ketoester; and (iii) preparing the ionizable lipid from the ketone thereof using one or more synthesis steps resulting in an addition of an ionizable head group moiety to (a) the ketone; or (b) an alcohol produced from an optional reduction of the ketone to produce the alcohol, thereby producing the ionizable lipid. The ionizable lipid produced in step (iii) may be formulated in a drug delivery vehicle.Type: ApplicationFiled: May 26, 2022Publication date: August 29, 2024Applicant: NanoVation Therapeutics Inc.Inventors: Marco A. Ciufolini, Fariba Saadati, Anthony C. Y. Tam, Daniel Kurek, Dominik Witzigmann, Jayesh Kulkarni
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Publication number: 20240269323Abstract: The present disclosure provides a lipid nanoparticle comprising encapsulated DNA vector and 30 to 60 mol % of a neutral lipid selected from sphingomyelin and a phosphatidylcholine lipid, and at least one of a sterol and a hydrophilic polymer-lipid conjugate, the lipid nanoparticle comprising a core comprising an electron dense region and an aqueous portion surrounded at least partially by a lipid layer comprising a bilayer and the lipid nanoparticle exhibiting at least a 10% increase in gene expression in a disease site or the liver, spleen or bone marrow at any time point after 24 or 48 hours post-injection as compared to a lipid nanoparticle encapsulating DNA vector with an Onpattro-type formulation of ionizable lipid/DSPC/cholesterol/PEG-lipid at 50/10/38.5/1.5, mol:mol, wherein the gene expression is measured in an animal model by detection of green fluorescent protein (GFP) or luciferase. Further provided are methods of medical treatment and uses of such lipid nanoparticles.Type: ApplicationFiled: June 1, 2022Publication date: August 15, 2024Applicant: NanoVation Therapeutics Inc.Inventors: Jayesh Kulkarni, Daniel Kurek, Anthony C. Y. Tam, Kate E. R. Hollinshead, Dominik Witzigmann
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Publication number: 20240216158Abstract: Described herein are delivery devices and methods for deploying expandable implants into elongate tubular organs. The delivery devices may be configured to advance implants such as self-expanding springs within the tubular organ and release the springs at a target location where they expand and apply force to the wall of the tubular organ to lengthen the tubular organ. Delivery of the expandable implants for the treatment of small bowel syndrome is also described.Type: ApplicationFiled: January 8, 2024Publication date: July 4, 2024Inventors: James C. Y. DUNN, Andre P. BESSETTE, Robert MASTON, Carl Lance BOLING, Gary BOSECK, Xitlalic SOTO-SIDA
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Patent number: 11998437Abstract: Described herein are methods for lengthening tubular organs using expandable implants. The expandable implants may be secured along a length of a tubular organ by forming a plication at each end of the implant. Securing the expandable implants in this manner may be used to treat short bowel syndrome. Methods for selecting and implanting an expandable implant suitable for lengthening a tubular organ according to predetermined patient parameters are further described herein.Type: GrantFiled: May 14, 2021Date of Patent: June 4, 2024Assignee: The Board of Trustees of the Leland Stanford Junior UniversityInventors: James C. Y. Dunn, Thomas M. Krummel
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Publication number: 20240088625Abstract: An optoelectronic apparatus includes a tunable VCSEL laser with one or more active regions having quantum wells and barriers. The active regions are surrounded by one or more p-n junctions. The one or more active regions can include a selected shape structure. One or more tunnel junctions (TJ) are provided. One or more apertures are provided with the selected shape structure. One or more buried tunnel junctions (BTJ) or oxide confine the apertures, additional TJ's, planar structures and or additional BTJ's 28 created during a regrowth process that is independent of a first growth process. A VCSEL output is determined in response to an application of the VCSEL laser. The VCSEL laser includes an HCG grating and a bottom DBR. A user monitoring device that includes the VCSEL. A cylindrical lens has a cylinder axis. An optical element (DOE) projects the light emitted by the elements to generate a pattern of stripes corresponding to the columns of the grid pattern.Type: ApplicationFiled: June 9, 2023Publication date: March 14, 2024Inventors: Carlos Fernando Rondina Mateus, Christopher Chase, Michael C. Y. Huang, Murat Serbay, Stefano Prandoni, Philip Worland
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Publication number: 20240043576Abstract: Disclosed is a Ziegler-Natta catalyst composition comprising one or more Ziegler-Natta procatalyst compositions which comprise magnesium, titanium, a halogen, one or more internal electron donors; one or more aluminum containing cocatalysts; optionally one or more stereo-selectivity control agents (SCA); and one or more activity limiting agents (ALA) comprising one or more alkyl-, cycloalkyl- or aryl carbonates and derivatives. Such a Ziegler-Natta catalyst composition exhibits self-limiting catalyst activity in olefin polymerization, particularly propylene polymerization.Type: ApplicationFiled: August 8, 2022Publication date: February 8, 2024Inventors: Lei Zhang, Gapgoung Kong, Guangxue Xu, Cyrus C. Y. Lee, Chih-Jian Chen
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Publication number: 20230339794Abstract: Provided are water treatment systems for reducing hardness in water. The water treatment systems include an electrodialysis device comprising a brine inlet stream, a feed stream, a brine outlet stream, and a product outlet stream, and a template assisted crystallization (TAC) filter comprising a brine inlet stream and a brine outlet stream. The brine inlet stream comprises the brine outlet stream of the electrodialysis device and the brine inlet stream of the electrodialysis device comprises the brine outlet stream of the TAC filter. The system pressure is reduced by 30-60% when the brine stream goes through a TAC filter than a system without the filter. An acid supply and an acid feed stream may also be included, wherein the brine inlet stream of the electrodialysis device comprises the brine outlet stream of the TAC filter and the acid feed stream.Type: ApplicationFiled: March 15, 2023Publication date: October 26, 2023Applicant: MIS IP Holdings, LLCInventors: Ethan L. DEMETER, Mavis C. Y. WONG