Patents by Inventor David Serrano
David Serrano 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: 12173549Abstract: A mechanical adaptation to a vehicle power window controls is provided that require less hand/finger coordination and less force to actuate, therefore becoming useful for persons with limited control of their hands (e.g., arthritis, muscular dystrophy, multiple sclerosis, cerebral palsy, and spinal cord injury, among others). A power window control includes four levers, one on each control switch. Two of the levers are long and the other two are shorter. The long levers are provided on the two switches further away from the user (which control the front and rear left side windows). The short levers are attached to the two switches closer to the user (which control the front and rear right side windows).Type: GrantFiled: June 30, 2023Date of Patent: December 24, 2024Assignee: University of Puerto RicoInventors: Mauricio A. Lizama, David Serrano, Santiago Duque
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Patent number: 12110729Abstract: A mechanical adaptation to a vehicle power window controls is provided that require less hand/finger coordination and less force to actuate, therefore becoming useful for persons with limited control of their hands (e.g., arthritis, muscular dystrophy, multiple sclerosis, cerebral palsy, and spinal cord injury, among others). A power window control includes four levers, one on each control switch. Two of the levers are long and the other two are shorter. The long levers are provided on the two switches further away from the user (which control the front and rear left side windows). The short levers are attached to the two switches closer to the user (which control the front and rear right side windows).Type: GrantFiled: June 30, 2023Date of Patent: October 8, 2024Assignee: University of Puerto RicoInventors: Mauricio A. Lizama, David Serrano, Santiago Duque
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Publication number: 20240256711Abstract: In some implementations, the disclosed systems and methods can replace components descriptive of private real-world objects with generic components that obscure details of the private real-world objects, such as the objects' structure and semantic information. In some implementations, the disclosed systems and methods can convert image and/or sensor data into pose data that can be used by a recipient device to animate an avatar of the sender while the audio stream is being played.Type: ApplicationFiled: February 26, 2024Publication date: August 1, 2024Applicant: Meta Platforms Technologies, LLCInventors: Yuichi TAGUCHI, Gioacchino NORIS, Jessica ABAD KELLY, Andrea SCHAAF, David SERRANO, Cosmin CONSTANTIN
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Patent number: 12000195Abstract: A mechanical adaptation to a vehicle power window controls is provided that require less hand/finger coordination and less force to actuate, therefore becoming useful for persons with limited control of their hands (e.g., arthritis, muscular dystrophy, multiple sclerosis, cerebral palsy, and spinal cord injury, among others). A power window control includes four levers, one on each control switch. Two of the levers are long and the other two are shorter. The long levers are provided on the two switches further away from the user (which control the front and rear left side windows). The short levers are attached to the two switches closer to the user (which control the front and rear right side windows).Type: GrantFiled: June 14, 2021Date of Patent: June 4, 2024Assignee: University of Puerto RicoInventors: Mauricio A. Lizama, David Serrano, Santiago Duque
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Publication number: 20230349220Abstract: A mechanical adaptation to a vehicle power window controls is provided that require less hand/finger coordination and less force to actuate, therefore becoming useful for persons with limited control of their hands (e.g., arthritis, muscular dystrophy, multiple sclerosis, cerebral palsy, and spinal cord injury, among others). A power window control includes four levers, one on each control switch. Two of the levers are long and the other two are shorter. The long levers are provided on the two switches further away from the user (which control the front and rear left side windows). The short levers are attached to the two switches closer to the user (which control the front and rear right side windows).Type: ApplicationFiled: June 30, 2023Publication date: November 2, 2023Inventors: Mauricio A. Lizama, David Serrano, Santiago Duque
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Publication number: 20230340830Abstract: A mechanical adaptation to a vehicle power window controls is provided that require less hand/finger coordination and less force to actuate, therefore becoming useful for persons with limited control of their hands (e.g., arthritis, muscular dystrophy, multiple sclerosis, cerebral palsy, and spinal cord injury, among others). A power window control includes four levers, one on each control switch. Two of the levers are long and the other two are shorter. The long levers are provided on the two switches further away from the user (which control the front and rear left side windows). The short levers are attached to the two switches closer to the user (which control the front and rear right side windows).Type: ApplicationFiled: June 30, 2023Publication date: October 26, 2023Inventors: Mauricio A. Lizama, David Serrano, Santiago Duque
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Publication number: 20210388661Abstract: A mechanical adaptation to a vehicle power window controls is provided that require less hand/finger coordination and less force to actuate, therefore becoming useful for persons with limited control of their hands (e.g., arthritis, muscular dystrophy, multiple sclerosis, cerebral palsy, and spinal cord injury, among others). A power window control includes four levers, one on each control switch. Two of the levers are long and the other two are shorter. The long levers are provided on the two switches further away from the user (which control the front and rear left side windows). The short levers are attached to the two switches closer to the user (which control the front and rear right side windows).Type: ApplicationFiled: June 14, 2021Publication date: December 16, 2021Inventors: Mauricio A. Lizama, David Serrano, Santiago Duque
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Publication number: 20210236366Abstract: The invention provides a personal micro-climate system that reduces the energy requirement to keep a person cool by providing a personal air-conditioned space specially for bed-ridden patients. A dome is provided to create a personal space that just cools the area where the patient is at avoiding wasting energy in cooling the room's floor, ceiling, walls and empty space. The cooling system can be energized through solar power, deep cycle battery packs, small power plant or through a combination thereof. The system allows for the movement of an automatic or semi-automatic bed. A transparent cover is stretched over a frame structure to allow for maximum visibility from the inside out and vice versa. The system allows ease of opening an attendant window for patient care or to help a bedridden patient in an emergency. Breathing tubes, feeding tubes, IV lines, sensors and cables can be fed into the dome through openings between a mattress cover and the micro-climate dome.Type: ApplicationFiled: February 5, 2021Publication date: August 5, 2021Inventors: David Serrano, Mauricio A. Lizama
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Patent number: 10851943Abstract: A method and device for detecting and extracting a gaseous fluid contained in a closed loop operating on a Rankine cycle are provided. The loop includes a multiplicity of constituents with, successively, a circulation and compression pump for a working fluid, a heat exchanger associated with a hot source, an expansion machine, a cooling exchanger, a working fluid tank and circulation pipes connecting these constituents. The method and device measure the temperature (Tréelle) and the pressure (Préelle) of the working fluid at a point of the loop when this loop is at rest, and, as soon as the measured pressure (Préelle) exceeds a threshold value (Pliquide saturé) for a given ambient temperature (T), activate equipment for extracting the gaseous fluid in order to discharge it from the loop.Type: GrantFiled: June 15, 2017Date of Patent: December 1, 2020Assignees: IFP ENERGIES NOUVELLES, ENOGIAInventors: David Serrano, Jocelyn Terver, Antonin Pauchet, Arthur Leroux
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Publication number: 20190211968Abstract: The present invention relates to a method for detecting and extracting a gaseous fluid contained in a closed loop (10) operating on a Rankine cycle, said loop comprising a multiplicity of constituents with, successively, a circulation and compression pump (12) for a working fluid, a heat exchanger (18) associated with a hot source (24), an expansion machine (30), a cooing exchanger (40), a working fluid tank (46) and circulation pipes (50, 52, 54, 56, 58, 60) connecting these constituents. The invention comprises: —measuring the temperature (Tréelle) and the pressure (Préelle) of the working fluid at a point of the loop when this loop is at rest, and —as soon as the measured pressure (Préelle) exceeds a threshold value (Pliquide saturé) for a given ambient temperature (T), activating an equipment (62) for extracting the gaseous fluid in order to discharge it from the loop.Type: ApplicationFiled: June 15, 2017Publication date: July 11, 2019Inventors: David SERRANO, Jocelyn TERVER, Antonin PAUCHET, Arthur LEROUX
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Patent number: 8185982Abstract: A bathing chair which has a water-spraying function for simultaneously effecting a shower discharge from each of a plurality of shower discharge ends and thus assist a person with severe disabilities while cleansing him or herself or while being assisted by a third person. The bathing chair including strategically located nozzles to wash critical body parts, a main control system with manual and electro-mechanical operated valves, two main flow paths with independent control systems, means for combining a soap product and water, a water temperature sensor, and a pump/reservoir system for water pressure adjustment.Type: GrantFiled: November 28, 2008Date of Patent: May 29, 2012Assignee: University of Puerto RicoInventors: Mauricio A Lizama, Gustavo E Frank-Ayala, Nestor M Martinez, Jose J Mayi, David Serrano
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Patent number: 8104358Abstract: A high sensitivity strain sensor that utilizes a micro-scale cavity built in a multi-layer structure, with a pair of interdigitalized capacitor incorporated on one of the layers, is described in this document. The device's capacitance changes produced by unattended deformations of the cavity can be used to measure the associated strain without using any movable electrodes. The sensor can be remotely energized from a radio frequency wave sent by a reader antenna to construct a battery-free wireless instrument. Changes on the sensor's resonant frequency are remotely detected so that a strain level is measured from fluctuations in the received signal. This detection method provides a simple, reliable and sensitive technique to measure small strain changes down to the pico-scale. Materials with a highly strain-dependant permittivity are integrated in the sensor to enhance its sensitivity. The proposed sensor consists of a simple planar structure.Type: GrantFiled: January 23, 2007Date of Patent: January 31, 2012Assignee: University of Puerto RicoInventors: Yi Jia, Fredrick A. Just, Manuel Toledo-Quiñones, David Serrano, Ke Sun
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Patent number: 7853441Abstract: Systems and methods involving engine models are provided. A representative method for updating a gas turbine engine reference model includes: determining whether an absolute difference between a dominant time constant of a sensor and an assumed sensor model time constant is outside a tolerance value; and responsive to determining that the absolute difference is outside the tolerance value, updating the assumed sensor model time constant with the dominant time constant of the sensor.Type: GrantFiled: August 22, 2007Date of Patent: December 14, 2010Assignee: United Technologies Corp.Inventors: Allan J. Volponi, Ravi Rajamani, Frederick A. Just-Agosto, David Serrano
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Publication number: 20090055145Abstract: Systems and methods involving engine models are provided. A representative method for updating a gas turbine engine reference model includes: determining whether an absolute difference between a dominant time constant of a sensor and an assumed sensor model time constant is outside a tolerance value; and responsive to determining that the absolute difference is outside the tolerance value, updating the assumed sensor model time constant with the dominant time constant of the sensor.Type: ApplicationFiled: August 22, 2007Publication date: February 26, 2009Applicant: UNITED TECHNOLOGIES CORP.Inventors: Allan J. Volponi, Ravi Rajamani, Frederick A. Just-Agosto, David Serrano
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Patent number: 6227981Abstract: The present invention contemplates an improved ball ramp assembly that enables even the most severely handicapped bowler to guide and accelerate a bowling ball toward the intended bowling pins. The bowling ramp assembly includes a ramp having a ball guide defining a ball path along the ramp, a base coupled to a proximal end of the ramp for supporting the ramp, a ball release coupled to the ramp for selectively controlling travel of the ball along the ramp, and a positioning assembly coupled to the ramp for adjusting the orientation of the ramp. The ball release includes a ball stopping member that moves between a ball blocking position and a ball releasing position. The positioning assembly includes at least one motor coupled to the ramp and a wheel located at the distal end of the ramp. The ball release and positioning assembly are both controlled by switches which may be located remotely from the ramp.Type: GrantFiled: February 17, 1999Date of Patent: May 8, 2001Assignee: University of Puerto RicoInventors: Mauricio Anibal Lizama Troncoso, David Serrano, Joel Rivera, José Soto, Raul Jordan, Lorenzo Detres
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Patent number: 6171198Abstract: A merry-go-round with a frame supported for rotation by a plurality of driven wheels, the merry-go-round having a space for a wheel chair and a space for a non-wheel chair bound person. Each separate space on the merry-go-round is associated with a respective crank assembly such that a person in that space can drive one of the driven wheels through a crank. A plurality of smaller wheels secured to the underside of the frame provide additional support for the merry-go-round. The person in the non-wheel chair bound space can stand on the frame, or in an alternate embodiment can sit on a chair. Because the merry-go-round has spaces for both wheel chairs and non-wheel chair bound people, both can use the merry-go-round at the same time.Type: GrantFiled: February 18, 1999Date of Patent: January 9, 2001Assignee: University of Puerto RicoInventors: Mauricio Ambal Lizama Troncoso, David Serrano, Eilleen Aviles, Felix J. Santana Lopez, Victor M. Valentin