Patents by Inventor Hang Tang
Hang Tang 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: 20210401603Abstract: The present disclosure relates to a delivery catheter and the stepwise release of a stent from the catheter into the vasculature of a patient, as well as a loading device for a transcatheter heart valve (THV) prosthesis.Type: ApplicationFiled: July 15, 2021Publication date: December 30, 2021Applicant: JenaValve Technology, Inc.Inventors: Stefan SCHRECK, Hussain RANGWALA, Payam SAFFARI, Makensley LORDEUS, Vincent Ming Hai CHOW, Kevin Hang Tang CHU
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Patent number: 11200775Abstract: The present disclosure relates generally to gaming machines, systems, and methods. As an example, a method is disclosed that includes enabling a user to interact with a game of chance via a user interface device of the electronic gaming machine, storing an amount of credit available for the player to play the game of chance in a credit meter, presenting the amount of credit available to the user via the user interface device, providing information from the credit meter to a wireless communication assembly, and transmitting, with the wireless communication assembly, the information from the credit meter to a game management system.Type: GrantFiled: February 10, 2020Date of Patent: December 14, 2021Assignee: IGTInventors: Fayez Idris, Stefan Keilwert, Sven Aurich, David Froy, Jr., Michael Russ, David Small, Yue Hang Tang
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Publication number: 20210335086Abstract: Gaming devices, systems, and methods include a gaming device that includes a display device and an image capture device to capture a plurality of images of an eye of a player of the gaming device at a plurality of respective times. The gaming device generates, for each image of the plurality of images, gaze direction data indicative of a gaze direction of the eye of the player at the respective time corresponding to the image. The gaming device accesses a player database including player data for a plurality of players, the player data including, for each player, stored gaze data. Based on the gaze direction data and the stored gaze data, the gaming device determines a player parameter value corresponding to a player parameter for the player. Based on the player parameter value, the gaming device modifies a game feature of a wagering game at the gaming device.Type: ApplicationFiled: April 21, 2021Publication date: October 28, 2021Inventors: Fayez IDRIS, Yue Hang TANG, Michael RUSS
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Publication number: 20210319646Abstract: The present disclosure relates generally to gaming machines, systems, and methods. As an example, a method is disclosed that includes receiving an invitation that provides a description of audio content to be shared, providing a query to a user of an electronic gaming machine requesting a confirmation to play the audio content to be shared, receiving a positive response to the query, sending a command to a different electronic gaming machine to transmit the audio content to be shared, receiving the audio content to be shared from the different electronic gaming machine, identifying a subset of a plurality of speakers from a speaker array to activate based on a determined position of the user relative to the speaker array, and causing the identified subset of the plurality of speakers to output the audio content to be shared as part of a directed sound beam.Type: ApplicationFiled: April 1, 2021Publication date: October 14, 2021Inventor: Yue Hang Tang
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Publication number: 20210248866Abstract: The present disclosure relates generally to gaming machines, systems, and methods. As an example, a method is disclosed that includes enabling a user to interact with a game of chance via a user interface device of the electronic gaming machine, storing an amount of credit available for the player to play the game of chance in a credit meter, presenting the amount of credit available to the user via the user interface device, providing information from the credit meter to a wireless communication assembly, and transmitting, with the wireless communication assembly, the information from the credit meter to a game management system.Type: ApplicationFiled: February 10, 2020Publication date: August 12, 2021Inventors: Fayez Idris, Stefan Keilwert, Sven Aurich, David Froy Jr, Michael Russ, David Small, Yue Hang Tang
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Patent number: 11065138Abstract: The present disclosure relates to a delivery catheter and the stepwise release of a stent from the catheter into the vasculature of a patient, as well as a loading device for a transcatheter heart valve (THV) prosthesis.Type: GrantFiled: May 10, 2017Date of Patent: July 20, 2021Assignee: JenaValve Technology, Inc.Inventors: Stefan Schreck, Hussain Rangwala, Payam Saffari, Makensley Lordeus, Vincent Ming Hai Chow, Kevin Hang Tang Chu
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Publication number: 20210158649Abstract: The present disclosure relates to systems employing directional sound recordings in a casino environment.Type: ApplicationFiled: November 22, 2019Publication date: May 27, 2021Inventors: Michael Russ, David Froy, JR., Stefan Keilwert, Yue Hang Tang
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Patent number: 8245198Abstract: The present invention extends to methods, systems, and computer program products for mapping breakpoints between Web based documents. Embodiments of the invention facilitate extracting corresponding client script blocks from different Web based documents to disassociate the client script blocks with their relative locations within the Web based documents. From the extracted client side script blocks, a position for mapping a breakpoint from one client side script block another client side script block can be determined. The breakpoint is then copied from the one client script block and inserted into the determined position in the other client script block. The client script blocks can then be re-associated with their relative locations in the Web based documents from which they were extracted.Type: GrantFiled: April 5, 2010Date of Patent: August 14, 2012Assignee: Microsoft CorporationInventors: Mikhail E. Arkhipov, Gregg B. Miskelly, Wai Hang Tang, Abhijit Rao
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Publication number: 20100192134Abstract: The present invention extends to methods, systems, and computer program products for mapping breakpoints between Web based documents. Embodiments of the invention facilitate extracting corresponding client script blocks from different Web based documents to disassociate the client script blocks with their relative locations within the Web based documents. From the extracted client side script blocks, a position for mapping a breakpoint from one client side script block another client side script block can be determined. The breakpoint is then copied from the one client script block and inserted into the determined position in the other client script block. The client script blocks can then be re-associated with their relative locations in the Web based documents from which they were extracted.Type: ApplicationFiled: April 5, 2010Publication date: July 29, 2010Applicant: MICROSOFT CORPORATIONInventors: Mikhail E. Arkhipov, Gregg B. Miskelly, Wai Hang Tang, Abhijit Rao
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Patent number: 7694282Abstract: The present invention extends to methods, systems, and computer program products for mapping breakpoints between Web based documents. Embodiments of the invention facilitate extracting corresponding client script blocks from different Web based documents to disassociate the client script blocks with their relative locations within the Web based documents. From the extracted client side script blocks, a position for mapping a breakpoint from one client side script block another client side script block can be determined. The breakpoint is then copied from the one client script block and inserted into the determined position in the other client script block. The client script blocks can then be re-associated with their relative locations in the Web based documents from which they were extracted.Type: GrantFiled: December 12, 2006Date of Patent: April 6, 2010Inventors: Mikhail E. Arkhipov, Gregg B. Miskelly, Wai Hang Tang, Abhijit Rao
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Publication number: 20080141118Abstract: The present invention extends to methods, systems, and computer program products for mapping breakpoints between Web based documents. Embodiments of the invention facilitate extracting corresponding client script blocks from different Web based documents to disassociate the client script blocks with their relative locations within the Web based documents. From the extracted client side script blocks, a position for mapping a breakpoint from one client side script block another client side script block can be determined. The breakpoint is then copied from the one client script block and inserted into the determined position in the other client script block. The client script blocks can then be re-associated with their relative locations in the Web based documents from which they were extracted.Type: ApplicationFiled: December 12, 2006Publication date: June 12, 2008Applicant: MICROSOFT CORPORATIONInventors: Mikhail E. Arkhipov, Gregg B. Miskelly, Wai Hang Tang, Abhijit Rao
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Patent number: 7325191Abstract: Documents before and after editing are compared. Changes are applied to the original document, thus preserving the existing formatting.Type: GrantFiled: December 8, 2003Date of Patent: January 29, 2008Assignee: Microsoft CorporationInventors: Kirk S. Goddard, Wai Hang Tang
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Publication number: 20070243006Abstract: A composition of liquid graphite is presented. The liquid graphite can be erased and applied to a surface using a writing instrument such as a ball point pen with a consistency, accuracy and darkness equivalent to that of a standard graphite, No. 2 pencil. The liquid graphite comprises a formulation of carbon powder, solvent and adhesive in a concentration that provides a dark, consistent marking.Type: ApplicationFiled: April 17, 2006Publication date: October 18, 2007Inventors: Kathleen Torrell, Anthony Bazan, Kwong Hang Tang
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Patent number: 7144485Abstract: This invention relates to a strip for analyzing a sample. The strip includes two insulating layers, a spacer layer, and a conducting circuit. The spacer layer is disposed between the two insulating layers, and configured to define, together with the two insulating layers, an adsorption port, a sample chamber, a capillary for delivering a sample from the adsorption port to the sample chamber through the capillary, and a vent for facilitating delivery of the sample into the sample chamber. The conducting circuit, also disposed between the two insulating layers, includes a working electrode, a counter electrode, conducting wires, and connectors. A test agent, reactive to an analyte in a sample, is in association with the electrodes.Type: GrantFiled: January 13, 2003Date of Patent: December 5, 2006Assignee: HMD Biomedical Inc.Inventors: Tien-Tsai Hsu, Chia-Te Lai, Hang-Tang Lin
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Publication number: 20040134779Abstract: This invention relates to a strip for analyzing a sample. The strip includes two insulating layers, a spacer layer, and a conducting circuit. The spacer layer is disposed between the two insulating layers, and configured to define, together with the two insulating layers, an adsorption port, a sample chamber, a capillary for delivering a sample from the adsorption port to the sample chamber through the capillary, and a vent for facilitating delivery of the sample into the sample chamber. The conducting circuit, also disposed between the two insulating layers, includes a working electrode, a counter electrode, conducting wires, and connectors. A test agent, reactive to an analyte in a sample, is in association with the electrodes.Type: ApplicationFiled: January 13, 2003Publication date: July 15, 2004Inventors: Tien-Tsai Hsu, Chia-Te Lai, Hang-Tang Lin
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Patent number: 5726304Abstract: Compounds of the formula ##STR1## and the metalated forms and salts thereof; wherein n is an integer of 1-4; andwherein each P.sub.i is independently a pyrrole residue of the formula ##STR2## wherein each R.sub.ia and R.sub.ib is independently a noninterfering substituent, andwherein each Z.sub.i is independently a covalent bond; or isa meso bridging group of the formula ##STR3## or is an N-meso bridging group of the formula.dbd.N--.revreaction.--N.dbd.; or isa CC linkage of the formula ##STR4## or is a CNCCNC linkage of the formula ##STR5## wherein each R.sub.ic, R.sub.id, R.sub.ie, R.sub.if and R.sub.ig is independently a noninterfering substituent; or isa CNC linkage of the formula--CH.dbd.N--CH.dbd..revreaction..dbd.CH--N.dbd.CH--wherein at least one Z.sub.i is said CNC linkage, are disclosed. These compounds are useful in photodynamic therapy and diagnosis. The metalated forms when the metal is paramagnetic are useful as MRI contrast agents.Type: GrantFiled: April 26, 1994Date of Patent: March 10, 1998Assignee: The University of British ColumbiaInventors: Hang Tang, Lily Y. Xie, Tilak Wijesekera, David Dolphin, Ross W. Boyle
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Patent number: 5512675Abstract: A method for synthesizing a porphocyanine having the formula: ##STR1## where each R is ethyl, comprises either: (1) treating 3,3'-4,4'-tetraethyl-5,5'-bisaminomethyl-2,2'-dipyrromethane with a 10-fold excess of DDQ or(2) treating 3,3'-4,4'-tetraethyl-5,5'-diformyl 2,2'-dipyrromethane with ammonia, followed by column chromatography purification and evaporating to dryness the eluant containing the purified product.Type: GrantFiled: June 15, 1993Date of Patent: April 30, 1996Assignee: The University of British ColumbiaInventors: Hang Tang, Lily Xie, Tilak Wijesekera, David Dolphin
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Patent number: 5405957Abstract: A group of novel expanded porphyrin-like compounds, porphacyanine (Pc) and porphacyanine-like compounds, having absorption maxima in the range of 400-850 nanometers is useful in detecting and treating targeted tissues, cells and viruses. The use of the Pc of the invention permits the irradiation to comprise wavelengths other than those absorbed by blood. The Pc of the invention may also be conjugated to target-specific moieties such as immunoglobulins or fragments thereof to target specific tissues or cells for the radiation treatment. Use of these materials permits greater depth of treatment penetration and greater specificity in targeting tissues or cells. Coupled with an appropriate paramagnetic ion or radioisotope, the Pc of the invention is suitable for use in nuclear magnetic resonance imaging and radioimaging.Type: GrantFiled: October 30, 1992Date of Patent: April 11, 1995Assignee: The University of British ColumbiaInventors: Hang Tang, Lily Xie, Tilak Wijesekera, David Dolphin