Patents by Inventor David Ling
David Ling 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: 12090971Abstract: A landing gear assembly includes a leg assembly including a first portion and a second portion, wherein the first and second portions of the leg assembly telescopingly engage one another, a gear assembly operably coupled to the first and second leg portions and configured to telescopingly move the first and second leg portions with respect to one another, the gear assembly including an input shaft, and a drive assembly coupled to the gear assembly comprising a gear arrangement configured to drive the drive shaft of the gear assembly at a first speed and at a second speed that is different than the first speed, an electric motor configured to drive the gear arrangement, and a battery configured to provide power to the motor.Type: GrantFiled: June 27, 2023Date of Patent: September 17, 2024Assignee: SAF-Holland, Inc.Inventors: William J. Hicks, Andrew L. Wallner, David Sun, Tianyu Ling, Patrick Salois, Brian M. Collins
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Patent number: 12039690Abstract: A method for processing a stream of input images is described. A stream of input images that are from an image sensor is received. The stream comprises an initial sequence of input images including a subject having an initial orientation. A change in an angular orientation of the image sensor while receiving the stream of input images is determined. In response to determining the change in the angular orientation, a subsequent sequence of input images of the stream of input images is processed for rotation to counteract the change in the angular orientation of the image sensor and maintain the subject in the initial orientation. The stream of input images is transmitted to one or more display devices.Type: GrantFiled: June 29, 2021Date of Patent: July 16, 2024Assignee: Microsoft Technology Licensing, LLCInventors: David Justin Rappaport, Russell I. Sanchez, Jonathan L. Worsley, Kae-Ling J. Gurr, Karlton David Powell
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Patent number: 9903788Abstract: An apparatus includes an electroactive polymer member and a first electric terminal and a second electric terminal. The electroactive polymer member has a free portion configured to change position relative to a fixed portion in response to an external stimulus corresponding to at least one of a flow parameter or a fluid parameter. The first electric terminal and the second electric terminal are coupled to the electroactive polymer member. The first electric terminal and the second electric terminal provide an electrical signal in response to the change.Type: GrantFiled: April 28, 2011Date of Patent: February 27, 2018Assignee: BOARD OF TRUSTEES OF MICHIGAN STATE UNIVERSITYInventors: Guoming G Zhu, Xiaobo Tan, David Ling-Shun Hung
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Publication number: 20130199281Abstract: An apparatus includes an electroactive polymer member and a first electric terminal and a second electric terminal. The electroactive polymer member has a free portion configured to change position relative to a fixed portion in response to an external stimulus corresponding to at least one of a flow parameter or a fluid parameter. The first electric terminal and the second electric terminal are coupled to the electroactive polymer member. The first electric terminal and the second electric terminal provide an electrical signal in response to the change.Type: ApplicationFiled: April 28, 2011Publication date: August 8, 2013Applicant: BOARD OF TRUSTEES OF MICHIGAN STATE UNIVERSITYInventors: Guoming G. Zhu, Xiaobo Tan, David Ling-Shun Hung
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Patent number: 8359563Abstract: In one embodiment, the invention is a moment-based characterization waveform for static timing analysis. One embodiment of a method for mapping a timing waveform associated with a gate of an integrated circuit to a characterization waveform includes using a processor to perform steps including: computing one or more moments of the timing waveform and defining the characterization waveform in accordance with the moments.Type: GrantFiled: August 17, 2009Date of Patent: January 22, 2013Assignee: International Business Machines CorporationInventors: Soroush Abbaspour, Peter Feldmann, David Ling, Chandramouli Visweswariah
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Publication number: 20110041108Abstract: In one embodiment, the invention is a moment-based characterization waveform for static timing analysis. One embodiment of a method for mapping a timing waveform associated with a gate of an integrated circuit to a characterization waveform includes using a processor to perform steps including: computing one or more moments of the timing waveform and defining the characterization waveform in accordance with the moments.Type: ApplicationFiled: August 17, 2009Publication date: February 17, 2011Applicant: International Business Machines CorporationInventors: SOROUSH ABBASPOUR, Peter Feldman, David Ling, Chandramouli Visweswariah
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Methods Of Controlling An Internal Combustion Engine Including Multiple Fuels And Multiple Injectors
Publication number: 20110010074Abstract: A method for controlling the start of combustion and peak burn rate of an internal combustion engine system on a cycle-to-cycle basis including multiple direct fuel injectors, multiple indirect fuel injectors, and multiple liquid fuels. The actual start of combustion and actual peak burn rate are calculated using in-cylinder pressure or ionization. A predetermined start of combustion and a predetermined peak burn rate are selected. The start of combustion and peak burn rate control algorithm includes controlling a fuel ratio, an injection ratio, and a residual gas recirculation ratio. A predetermined fuel ratio, a predetermined injection ratio, and a predetermined residual gas recirculation are calculated by combining feed forward ratios and closed loop control ratios corresponding to the three ratios. The predetermined ratios are employed so that the system achieves the predetermined start of combustion and predetermined peak burn rate.Type: ApplicationFiled: July 9, 2009Publication date: January 13, 2011Applicant: VISTEON GLOBAL TECHNOLOGIES, INC.Inventors: David Ling-Shun Hung, Guoming George Zhu -
Patent number: 7840458Abstract: A method and apparatus for collecting information about an event in which a user accesses the Internet through the system of a first Internet Service Provider with whom the user does not have an account. The apparatus includes a first server that creates a record of the user's Internet usage and sends the record to a second server. The second server collects records from a plurality of Internet Service Providers and forwards the records to a third server on a regular basis. The third server processes the data in the plurality of records and generates a report showing how much money the first Internet Service Provider is owed for allowing the user to access the Internet through the system of the first Internet Service Provider.Type: GrantFiled: September 24, 2007Date of Patent: November 23, 2010Assignee: iPass Inc.Inventors: Lynn Y. Liu, Xiaomei Guan, Michael E. Hayden, David Ling
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Patent number: 7797236Abstract: A method and apparatus for collecting information about an event in which a user accesses the Internet through the system of a first Internet Service Provider with whom the user does not have an account. The apparatus includes a first server that creates a record of the user's Internet usage and sends the record to a second server. The second server collects records from a plurality of Internet Service Providers and forwards the records to a third server on a regular basis. The third server processes the data in the plurality of records and generates a report showing how much money the first Internet Service Provider is owed for allowing the user to access the Internet through the system of the first Internet Service Provider.Type: GrantFiled: December 10, 1999Date of Patent: September 14, 2010Assignee: iPass Inc.Inventors: Lynn Y. Liu, Xiaomei Guan, Michael E. Hayden, David Ling
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Patent number: 7712451Abstract: A fuel injection system for an internal combustion engine is disclosed, the fuel injection system including a plurality of injectors, wherein each of the injectors is adapted to inject at least one of an alternative fuel and a fossil fuel over a full range of operating conditions of the engine.Type: GrantFiled: May 7, 2008Date of Patent: May 11, 2010Assignee: Visteon Global Technologies, Inc.Inventors: David Ling-Shun Hung, George Guoming Zhu
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Patent number: 7673542Abstract: A spanner comprises a box end that has an inner periphery consisting of a number of wall faces to define a first polygonal receiving space. Each wall face includes a groove defined therein. The grooves of the wall faces together define a second polygonal receiving space. At least one of the grooves includes a closed first end and an open second end.Type: GrantFiled: March 10, 2008Date of Patent: March 9, 2010Assignee: Easco Hand Tools, Inc.Inventors: David Ling, Hsien-Chung Tuan-Mu
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Patent number: 7669789Abstract: A nozzle for a low pressure fuel injection that improves the control and size of the spray angle, as well as enhances the atomization of the fuel delivered to the cylinder for an engine, at relatively low pressures. The nozzle includes a metering plate having inner and outer exit cavities in rings spaced circumferentially about a center exit cavity.Type: GrantFiled: August 29, 2007Date of Patent: March 2, 2010Assignee: Visteon Global Technologies, Inc.Inventors: David Ling-Shun Hung, Vivek A. Jairazbhoy, David L. Porter
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Publication number: 20090277432Abstract: A fuel injection system for an internal combustion engine is disclosed, the fuel injection system including a plurality of injectors, wherein each of the injectors is adapted to inject at least one of an alternative fuel and a fossil fuel over a full range of operating conditions of the engine.Type: ApplicationFiled: May 7, 2008Publication date: November 12, 2009Inventors: David Ling-Shun Hung, Guoming George Zhu
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Publication number: 20090200403Abstract: A fuel injector having a nozzle with depressions for increasing fluid turbulence and preventing deposit build up within the injector to increase performance, longevity and fuel economy.Type: ApplicationFiled: February 8, 2008Publication date: August 13, 2009Inventors: David Ling-Shun Hung, Vivek A. Jairazbhoy, David L. Porter
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Publication number: 20090090794Abstract: A low pressure fuel injector capable of atomizing fuel at relatively low pressure is configured to have reduced hydraulic resistance. Reduction in the hydraulic resistance minimizes the pressure drop within the fuel injector and thereby improves atomization of the fuel for improved fuel economy and performance, and decreased emissions.Type: ApplicationFiled: October 4, 2007Publication date: April 9, 2009Applicant: Visteon Global Technologies, Inc.Inventors: David Ling-Shun Hung, Vivek A. Jairazbhoy, David L. Porter
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Publication number: 20090057445Abstract: A nozzle for a low pressure fuel injection that improves the control and size of the spray angle, as well as enhances the atomization of the fuel delivered to the cylinder for an engine.Type: ApplicationFiled: August 29, 2007Publication date: March 5, 2009Applicant: Visteon Global Technologies, Inc.Inventors: David Ling-Shun Hung, Vivek A. Jairazbhoy, David L. Porter
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Publication number: 20090057446Abstract: A nozzle for a low pressure fuel injection that improves the control and size of the spray angle, as well as enhances the atomization of the fuel delivered to the cylinder for an engine.Type: ApplicationFiled: August 29, 2007Publication date: March 5, 2009Applicant: Visteon Global Technologies, Inc.Inventors: David Ling-Shun Hung, Vivek A. Jairazbhoy, David L. Porter
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Patent number: 7438241Abstract: A nozzle for a low pressure fuel injector that improves the control and size of the spray angle, as well as enhances the atomization of the fuel delivered to a cylinder of an engine.Type: GrantFiled: November 5, 2004Date of Patent: October 21, 2008Assignee: Visteon Global Technologies, Inc.Inventors: Lakhi N. Goenka, Jeffrey Paul Mara, David Lee Porter, David Ling-Shun Hung, John Stefanski
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Publication number: 20080148907Abstract: A spanner comprises a box end that has an inner periphery consisting of a number of wall faces to define a first polygonal receiving space. Each wall face includes a groove defined therein. The grooves of the wall faces together define a second polygonal receiving space. At least one of the grooves includes a closed first end and an open second end.Type: ApplicationFiled: March 10, 2008Publication date: June 26, 2008Applicant: EASCO HAND TOOLS, INC.Inventors: David Ling, Hsien-Chung Tuan-Mu
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Patent number: 7340983Abstract: A spanner comprises a box end that has an inner periphery consisting of a number of wall faces to define a first polygonal receiving space. Each wall face includes a groove defined therein. The grooves of the wall faces together define a second polygonal receiving space. At least one of the grooves includes a closed first end and an open second end.Type: GrantFiled: June 28, 2004Date of Patent: March 11, 2008Assignee: Easco Hand Tools, Inc.Inventors: David Ling, Hsien-Chung Tuan-Mu