Patents by Inventor Fausto D'Apuzzo
Fausto D'Apuzzo 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: 20240294014Abstract: In example implementations, an apparatus is provided. The apparatus includes a moveable stage, a print cartridge, a camera, and a processor. The moveable stage is to hold a well plate. The print cartridge holder is to hold a print cartridge that includes a print die over the moveable stage. The camera is located above the movable stage and the print cartridge holder. The camera is positioned such that the movable stage and the print die are within a field of view of the camera. The processor is to calculate a first offset a first offset of the well plate and a second offset of the print die. The movement of the movable stage is controlled by the processor in accordance with the first offset and the second offset.Type: ApplicationFiled: February 4, 2021Publication date: September 5, 2024Applicant: Hewlett-Packard Development Company, L.P.Inventors: Fausto D'Apuzzo, Yang Lei
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Patent number: 12032147Abstract: A system and a method for imaging microfluidic ejectors during operation. An example provides a microscopy system, that includes a plurality of microfluidic ejectors. A mirror is disposed in a droplet path of the plurality of microfluidic ejectors, wherein the droplet path passes through an opening in the mirror. An optical system is focused on the plurality of microfluidic ejectors through the mirror, wherein the optical system comprises a camera.Type: GrantFiled: October 1, 2018Date of Patent: July 9, 2024Assignee: Hewlett-Packard Development Company, L.P.Inventors: Fausto D'Apuzzo, Viktor Shkolnikov
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Publication number: 20240201386Abstract: Systems and methods for adaptive scanning in lidar sensors are provided. In some embodiments, a lidar device includes a plurality of channels and a plurality of transmitter-receiver optical subassemblies (TROSAs), with each TROSA including a respective subset of the plurality of channels. Each channel can be assigned to a firing group from a plurality of firing groups. Each firing group can include either one channel or no channels from any given TROSA from the plurality of TROSAs. The channels in each firing group can be configured to scan an environment during a respective window of time assigned to the firing group in a firing sequence.Type: ApplicationFiled: December 16, 2022Publication date: June 20, 2024Inventors: Mathew Noel Rekow, Aaron Chen, Stephen S. Nestinger, Fausto D'apuzzo
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Patent number: 11932844Abstract: An example apparatus includes a sampling layer to position microscopic objects thereon, a light encoding layer to encode light from passing through the microscopic objects of the sampling layer, the light encoding layer having a substantially flat form, and an imaging layer to capture an image of the sampling layer, the image being encoded by the light encoding layer.Type: GrantFiled: October 9, 2018Date of Patent: March 19, 2024Assignee: Hewlett-Packard Development Company, L.P.Inventors: Fausto D'Apuzzo, Anita Rogacs
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Publication number: 20230250378Abstract: An example method for measuring deformability of a cell responsive to a pressure wave, consistent with the present disclosure, includes moving a cell of a sample into a cell probing chamber of a microfluidic device. While the cell is in the cell probing chamber, the method includes generating a pressure wave within the cell probing chamber by actuating a fluidic pump. The method further includes determining a deformability of the cell responsive to the pressure wave, using an imaging array synchronized with the actuation of the fluidic pump.Type: ApplicationFiled: July 8, 2020Publication date: August 10, 2023Applicant: Hewlett-Packard Development Company, L.P.Inventors: Fausto D'Apuzzo, Viktor Shkolnikov, Alexander N. Govyadinov
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Publication number: 20230251180Abstract: An example method for measuring deformability of a cell via a pressure field, consistent with the present disclosure, includes flowing a biologic sample containing a plurality of cells along a first fluidic channel and into an intersection between the first fluidic channel and a second fluidic channel of a microfluidic device. The method includes introducing a pressure field at the intersection and into the first fluidic channel via the second fluidic channel and a plurality of apertures in a channel wall disposed in the intersection. The method further includes measuring deformability of a cell among the plurality of cells responsive to the introduction of the pressure field.Type: ApplicationFiled: July 8, 2020Publication date: August 10, 2023Applicant: Hewlett-Packard Development Company, L.P.Inventors: Fausto D'Apuzzo, Viktor Shkolnikov, Alexander N. Govyadinov
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Publication number: 20230234052Abstract: A microfluidic sensing assembly may include a first structure supporting a sensor array, a second structure joined to the first structure and forming a microfluidic passage and a flat lens to focus light, following reflection of the light back and forth across the microfluidic passage, from the microfluidic passage onto the sensor array.Type: ApplicationFiled: July 7, 2020Publication date: July 27, 2023Applicant: Hewlett-Packard Development Company, L.P.Inventors: Fausto D'Apuzzo, Viktor Shkolnikov, Alexander N. Govyadinov
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Publication number: 20230140317Abstract: An example method for measuring deformability of a cell, consistent with the present disclosure, includes detecting a single cell of a biologic sample in a cell probing chamber of a microfluidic device. The method includes isolating the cell in the cell probing chamber of the microfluidic device by terminating the flow of the biologic sample through the microfluidic device. The method further includes causing deformation of the cell by introducing ultrasonic waves into the cell probing chamber, and measuring deformability of the cell responsive to the introduction of the ultrasonic waves.Type: ApplicationFiled: April 23, 2020Publication date: May 4, 2023Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: Fausto D'APUZZO, Viktor SHKOLNIKOV, Alexander GOVYADINOV
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Publication number: 20230014003Abstract: An integrated fluid ejection and imaging system may include a fluid ejector to eject a droplet of fluid onto a deposition site on a target, an imager to image the deposition site and a packaging supporting the fluid ejector and imager such that the fluid ejector and the imager are concurrently aimed at the deposition site on the target.Type: ApplicationFiled: December 20, 2019Publication date: January 19, 2023Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: Fausto D'Apuzzo, Viktor Shkolnikov, Alexander N. Govyadinov
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Publication number: 20230008110Abstract: An integrated fluid ejection and spectroscopic sensing system may include a fluid ejector to eject a droplet of fluid through an ejection orifice towards a deposition site, a sensor array, a dispersive element to project light onto the sensor array. The dispersive element, the sensor and the fluid ejector are joined as part of an integrated unit.Type: ApplicationFiled: April 4, 2020Publication date: January 12, 2023Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: Fausto D'Apuzzo, Viktor Shkolnikov, Alexander N. Govyadinov
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Publication number: 20230003723Abstract: In one example an apparatus can include a controller communicatively coupled to a droplet dispenser to deposit antibody fluid on a matrix of an immunoblotting array, the controller is to align the droplet dispenser with a protein band included in the matrix, instruct the droplet dispenser to deposit a first antibody fluid on to the protein band of the matrix, and instruct the droplet dispenser to deposit a second antibody fluid on to the protein band of the matrix, adjacent to the first antibody fluid.Type: ApplicationFiled: January 29, 2020Publication date: January 5, 2023Applicant: Hewlett-Packard Development Company, L.P.Inventors: Anita Rogacs, Fausto D'APUZZO, Erica SQUIRES, Tynan BECKER
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Patent number: 11543356Abstract: An example apparatus includes a well plate having an array of wells, a light encoding layer positioned under the well plate, an imaging layer to capture an image of the well plate encoded by the light encoding layer, an array of electrodes positioned on a surface of a bottom floor of the at least one well, and a controller. The light encoding layer is to encode light passing through a microscopic object in at least one well of the array of wells. The light encoding layer has a substantially flat form. The controller is to direct electrical voltage to the electrodes to generate a non-rotating, non-uniform electrical field, the electrical field being to rotate an object in the electrical field.Type: GrantFiled: October 29, 2018Date of Patent: January 3, 2023Assignee: Hewlett-Packard Development Company, L.P.Inventors: Viktor Shkolnikov, Fausto D'Apuzzo, Yang Lei
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Patent number: 11486814Abstract: A system and a method for sorting particles are provided. An example of a particle sorting system includes an array that includes a number of microfluidic ejectors. An optical sensor is focused on the array. A controller is used to identify a target particle proximate to a microfluidic ejector, and activate the microfluidic ejector to eject the target particle into a collection vessel.Type: GrantFiled: October 1, 2018Date of Patent: November 1, 2022Assignee: Hewlett-Packard Development Company, L.P.Inventors: Fausto D'Apuzzo, Viktor Shkolnikov, Yang Lei
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Patent number: 11391660Abstract: A system and a method for the batch sorting of particles are provided. An example of a batch sorting system includes a microfluidic ejector, a flow channel fluidically coupled to the microfluidic ejector at one end, and a reservoir coupled to an opposite end of the flow channel from the microfluidic ejector. A counter is disposed in the flow channel upstream of the microfluidic ejector to count particles prior to ejection from the microfluidic ejector. An optical sensor is to image the flow channel. A controller is configured to locate a target particle in the flow channel based, at least in part, on the image and capture the target particle in a collection vessel based, at least in part, on a count from the counter.Type: GrantFiled: October 1, 2018Date of Patent: July 19, 2022Assignee: Hewlett-Packard Development Company, L.P.Inventors: Fausto D'Apuzzo, Viktor Shkolnikov, Yang Lei
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Publication number: 20220088595Abstract: Integrated microfluidic ejector chips and methods of use are provided. An example of an integrated microfluidic ejector chip includes a first set of microfluidic ejectors fed with a reference solution, and a second set of microfluidic ejectors fed with a sample solution. The first set of microfluidic ejectors and the second set of microfluidic ejectors are disposed on the integrated microfluidic ejector chip to print a pattern of proximately located spots on a sensor.Type: ApplicationFiled: June 4, 2019Publication date: March 24, 2022Applicant: Hewlett-Packard Development Company, L.P.Inventors: Fausto D'Apuzzo, Steven Barcelo, Anita Rogacs
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Publication number: 20220082504Abstract: Systems and methods for generating calibration curve for a sensor are provided. An example method includes printing at least two spots of an analyte on the sensor, wherein each of the spots includes a different number of overprinted droplets ejected from a single printhead.Type: ApplicationFiled: June 4, 2019Publication date: March 17, 2022Applicant: Hewlett-Packard Development Company, L.P.Inventors: Fausto D'Apuzzo, Steven Barcelo, Anita Rogacs
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Publication number: 20220080372Abstract: A system and a method for on-chip dilution of a calibration solution are provided. An exemplary system includes a microfluidic ejector chip. The microfluidic ejector chip includes a calibration reservoir to contain a calibration standard and a dilution reservoir to contain a dilution solvent. A first fluid control device couples the calibration reservoir to a mixing chamber, and a second fluid control device couples a dilution reservoir to the mixing chamber. The mixing chamber is fluidically coupled to a microfluidic ejector.Type: ApplicationFiled: June 4, 2019Publication date: March 17, 2022Applicant: Hewlett-Packard Development Company, L.P.Inventors: Steven Barcelo, Fausto D'Apuzzo, Anita Rogacs
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Publication number: 20220074844Abstract: A particle imaging system may include a volume to contain a fluid having a suspended particle, electrodes proximate to the volume to apply an electric field to rotate the suspended particle, an optical sensor comprising a first region and a second region and a diffraction element to split an image of the suspended particle into a bright field image focused on the first region and a spectral image focused on the second region.Type: ApplicationFiled: May 30, 2019Publication date: March 10, 2022Applicant: Hewlett-Packard Development Company, L.P.Inventors: Fausto D'Apuzzo, Viktor Shkolnikov, Yang Lei
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Publication number: 20220057315Abstract: A particle monitoring system may include a volume for containing a fluid in which particles are suspended, a photosensitive layer, a light encoding layer sandwiched between the volume and the photosensitive layer and electrodes to apply an electric field to the fluid within the volume and proximate the photosensitive layer.Type: ApplicationFiled: January 23, 2019Publication date: February 24, 2022Applicant: Hewlett-Packard Development Company, L.P.Inventors: Fausto D'Apuzzo, Viktor Shkolnikov, Yang Lei
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Publication number: 20220026361Abstract: In an example method, an ordered array of microdots including an analyte printed on a surface of a surface-enhanced substrate of an analysis chip is probed with an excitation beam of electromagnetic radiation. Emitted radiation is detected from a number of microdots of the ordered array of microdots. Calibration data is generated for the analysis chip with respect to the analyte based on a detected shift in the emitted radiation as compared to the excitation beam.Type: ApplicationFiled: December 18, 2018Publication date: January 27, 2022Applicant: Hewlett-Packard Development Company, L.P.Inventors: Fausto D'Apuzzo, Steven Barcelo, Raghuvir N. Sengupta