Patents by Inventor Xianfeng Chen

Xianfeng Chen 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).

  • SERVER FOR SENDING NEW APPLICATION PORTIONS TO MOBILE WIRELESS COMMUNICATIONS DEVICES AND RELATED METHODS
    Publication number: 20190028868
    Abstract: A communications system is to communicate with an application server storing a plurality of applications. The communications system includes a mobile wireless communications device configured to store at least one application from among the plurality of applications, the at least one application having stored version information associated therewith. An intermediate server is configured to update the mobile wireless communications device by at least obtaining respective current version information for associated current versions of the plurality of applications and obtaining the stored application version information from the mobile wireless communications device for the at least one stored application. The stored application version information is compared with the current version information for the at least one stored application.
    Type: Application
    Filed: September 21, 2018
    Publication date: January 24, 2019
    Inventors: Xianfeng CHEN, Orlin Vesselinov STOEV
  • Server for sending new application portions to mobile wireless communications devices and related methods
    Patent number: 10097975
    Abstract: A communications system is to communicate with an application server storing a plurality of applications. The communications system includes a mobile wireless communications device configured to store at least one application from among the plurality of applications, the at least one application having stored version information associated therewith. An intermediate server is configured to update the mobile wireless communications device by at least obtaining respective current version information for associated current versions of the plurality of applications and obtaining the stored application version information from the mobile wireless communications device for the at least one stored application. The stored application version information is compared with the current version information for the at least one stored application.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: October 9, 2018
    Assignee: BlackBerry Limited
    Inventors: Xianfeng Chen, Orlin Vesselinov Stoev
  • Transgenic plants with enhanced agronomic traits
    Publication number: 20180258442
    Abstract: This invention provides transgenic plant cells with recombinant DNA for expression of proteins that are useful for imparting enhanced agronomic trait(s) to transgenic crop plants. This invention also provides transgenic plants and progeny seed comprising the transgenic plant cells where the plants are selected for having an enhanced trait selected from the group of traits consisting of enhanced water use efficiency, enhanced cold tolerance, increased yield, enhanced nitrogen use efficiency, enhanced seed protein and enhanced seed oil. Also disclosed are methods for manufacturing transgenic seed and plants with enhanced traits.
    Type: Application
    Filed: February 20, 2018
    Publication date: September 13, 2018
    Inventors: Mark Scott Abad, Thomas R. Adams, Julie A. Alvarez, Mahindra Anuradha, Alice Clara Augustine, Erin Bell, Kristen A. Bennett, Robert J. Bensen, Paolo Castiglioni, Richard Eric Cerny, Xianfeng Chen, Jaishree M. Chittoor-Vijayanath, Farah Deeba, Jill Dcikman, Molian Deng, Stephen Duff, Bradon J. Fabbri, Jason Fenner, Mary Fernandes, Karen Gabbert, Barry S. Goldman, Deborah J. Hawkins, Jacqueline E. Heard, Balasulojini Karunanandaa, Dangyang Ke, John R. Ledeaux, Garrett J. Lee, Savitha Madappa, Donald E. Nelson, Obed Patty, Badami S. Pratesh, Qungang Qi, Ramachandra Dhanalakshmi, G. Ramamohan, Thomas G. Ruff, Rick A. Sanders, Sangeetha Singh, Thomas J. Savage, Beth Savidge, Char Shobha, Rajani Monnanda Somaiah, Padmini Sudarshana, Sreekanta Suma, Jindong Sun, Rebecca L. Thompson-Mize, Dale L. Val, Srikanth Venkatachalayya, Tymagondlu V. Venkatesh, Kammaradi Vidya, Jingrui Wu, Zhidong Xie, Nanfei Xu, Wei Zheng, Rajani Monnanda Somaiah, Meghan Galligan Donnarummo
  • Transgenic plants with enhanced agronomic traits
    Publication number: 20180245095
    Abstract: This invention provides recombinant DNA constructs, transgenic plant nuclei and cells with such recombinant DNA construct for expression of proteins that are useful for imparting enhanced agronomic trait(s) to transgenic crop plants. This invention also provides transgenic plants and progeny seed comprising the transgenic plant cells where the plants are selected for having an enhanced trait selected from the group of traits consisting of enhanced water use efficiency, enhanced cold tolerance, increased yield, enhanced nitrogen use efficiency, enhanced seed protein and enhanced seed oil. Also disclosed are methods for manufacturing transgenic seed and plants with enhanced traits.
    Type: Application
    Filed: December 5, 2017
    Publication date: August 30, 2018
    Inventors: Mark Scott Abad, Jeffrey E. Ahrens, Alice Clara Augustine, Erin Bell, Robert J. Bensen, Srikanth Venkatachalayya, Paolo Castiglioni, Richard Eric Cerny, Jaishree M. Chittoor-Vijayanath, Maureen Daley, Jill Deikman, Molian Deng, Todd DeZwaan, Stephen Duff, Michael D. Edgerton, Bradon J. Fabbri, Jason Fenner, Karen Gabbert, Garrett J. Lee, Barry S. Goldman, Deborah J. Hawkins, Steve He, Xianfeng Chen, Balasulojini Karunanandaa, Paul Loida, Savitha Madappa, Robert J. Meister, Ming Peng, Donald E. Nelson, Anand Pandravada, Obed Patty, Marie Petracek, Rajani Monnanda Somaiah, Monica P. Ravanello, Richard Johnson, Thomas G. Ruff, Rick A. Sanders, Beth Savidge, Steven H. Schwarts, Shobha Char, Padmini Sudarshana, Jindong Sun, Rebecca L. Thompson-Mize, Virginia Ursin, Dale L. Val, Tymagondlu V. Venkatesh, Kammaradi Vidya, K. Vijayalakshmi, Todd C. Weber, Jingrui Wu, Wei Zheng, Zhidong Xie, Dhanalaksmi Ramachandra
  • Polarizing apparatus and polarizing method
    Patent number: 10060044
    Abstract: A polarizing apparatus includes an electromagnetic wave irradiator to irradiate a target film with an electromagnetic wave to heat the target film; and an electric charge generator to apply an electric field to the target film.
    Type: Grant
    Filed: October 11, 2016
    Date of Patent: August 28, 2018
    Assignee: Ricoh Company, Ltd.
    Inventor: Xianfeng Chen
  • SEQUENCE-DETERMINED DNA FRAGMENTS AND CORRESPONDING POLYPEPTIDES ENCODED THEREBY
    Publication number: 20180223303
    Abstract: The present invention provides DNA molecules that constitute fragments of the genome of a plant, and polypeptides encoded thereby. The DNA molecules are useful for specifying a gene product in cells, either as a promoter or as a protein coding sequence or as an UTR or as a 3? termination sequence, and are also useful in controlling the behavior of a gene in the chromosome, in controlling the expression of a gene or as tools for genetic mapping, recognizing or isolating identical or related DNA fragments, or identification of a particular individual organism, or for clustering of a group of organisms with a common trait. One of ordinary skill in the art, having this data, can obtain cloned DNA fragments, synthetic DNA fragments or polypeptides constituting desired sequences by recombinant methodology known in the art or described herein.
    Type: Application
    Filed: September 15, 2017
    Publication date: August 9, 2018
    Inventors: Nickolai Alexandrov, Nestor Apuya, Vyacheslav Brover, Xianfeng Chen, Jean-Baptiste Dumas, Yiwen Fang, Kenneth Feldmann, Peter Mascia, Jack Okamuro, Roger Pennell, Richard Schneeberger, Gopalakrishnan Subramanian, Maxim Troukhan, Liansheng Zheng, Edward Kiegle, Diane Jofuku Okamuro, William J. Kimmerly, Shing Kwok
  • Coating method
    Patent number: 10022322
    Abstract: A method of coating a material onto projections provided on a patch. The method includes applying a coating solution containing the material to at least the projections and drying the coating solution to at least the projections using a gas flow.
    Type: Grant
    Filed: November 12, 2015
    Date of Patent: July 17, 2018
    Assignee: VAXXAS PTY LIMITED
    Inventors: Mark Anthony Fernance Kendall, Germain Fernando, Xianfeng Chen, Tarl Prow
  • SERVER FOR SENDING NEW APPLICATION PORTIONS TO MOBILE WIRELESS COMMUNICATIONS DEVICES AND RELATED METHODS
    Publication number: 20180132084
    Abstract: A communications system is to communicate with an application server storing a plurality of applications. The communications system includes a mobile wireless communications device configured to store at least one application from among the plurality of applications, the at least one application having stored version information associated therewith. An intermediate server is configured to update the mobile wireless communications device by at least obtaining respective current version information for associated current versions of the plurality of applications and obtaining the stored application version information from the mobile wireless communications device for the at least one stored application. The stored application version information is compared with the current version information for the at least one stored application.
    Type: Application
    Filed: January 5, 2018
    Publication date: May 10, 2018
    Inventors: Xianfeng CHEN, Orlin Vesselinov STOEV
  • Method of making a piezoelectric film
    Patent number: 9902153
    Abstract: A method of making a piezoelectric film includes forming a PbTO3 (PTO) coating film by applying a precursor liquid of a coating film containing PTO as a main ingredient, forming a PTO amorphous layer containing lead titanate as a main ingredient by heating the PTO coating film at a heating temperature lower than a crystallization temperature at which the PTO coating film is crystalized, and forming, on the PTO amorphous layer, a piezoelectric thin-film layer having a main (100) orientation measured by X-ray analysis and containing lead zirconate titanate (PZT) as a main ingredient. The heating temperature is 300° C. or lower.
    Type: Grant
    Filed: July 22, 2015
    Date of Patent: February 27, 2018
    Assignee: RICOH COMPANY, LTD.
    Inventor: Xianfeng Chen
  • Server for sending new application portions to mobile wireless communications devices and related methods
    Patent number: 9894461
    Abstract: A communications system is to communicate with an application server storing a plurality of applications. The communications system includes a mobile wireless communications device configured to store at least one application from among the plurality of applications, the at least one application having stored version information associated therewith. An intermediate server is configured to update the mobile wireless communications device by at least obtaining respective current version information for associated current versions of the plurality of applications and obtaining the stored application version information from the mobile wireless communications device for the at least one stored application. The stored application version information is compared with the current version information for the at least one stored application.
    Type: Grant
    Filed: June 29, 2016
    Date of Patent: February 13, 2018
    Assignee: BlackBerry Limited
    Inventors: Xianfeng Chen, Orlin Vesselinov Stoev
  • CRYSTAL PATTERN FORMING METHOD, PIEZOELECTRIC FILM PRODUCING METHOD, PIEZOELECTRIC ELEMENT PRODUCING METHOD, AND LIQUID DISCHARGING HEAD PRODUCING METHOD
    Publication number: 20170365776
    Abstract: A crystal pattern forming method includes: an electromagnetic wave absorbing layer forming process for forming an electromagnetic wave absorbing layer on one of surfaces of a substrate; an amorphous film forming process for forming an amorphous film on the electromagnetic wave absorbing layer; a mask forming process for forming an electromagnetic wave blocking mask for blocking an electromagnetic wave on the other one of the surfaces of the substrate; and a crystallizing process for causing the substrate to be irradiated with the electromagnetic wave from the other one of the surfaces of the substrate through the electromagnetic wave blocking mask to crystallize a given region in the amorphous film. In the mask forming process, a recessed structure is formed on the other one of the surfaces of the substrate, by selectively removing the other one of the surfaces of the substrate to form a recessed portion.
    Type: Application
    Filed: August 10, 2017
    Publication date: December 21, 2017
    Applicant: Ricoh Company, Ltd.
    Inventor: Xianfeng CHEN
  • Expression of Microbial Proteins in Plants for Production of Plants with Improved Properties
    Publication number: 20170342433
    Abstract: Recombinant constructs and methods useful for improvement of plants are provided. In particular, recombinant constructs comprising promoters functional in plant cells positioned for expression of polynucleotides encoding polypeptides from microbial sources are provided. The disclosed constructs and methods find use in production of transgenic plants to provide plants, particularly crop plants, having improved properties.
    Type: Application
    Filed: June 2, 2017
    Publication date: November 30, 2017
    Applicant: Monsanto Technology LLC
    Inventors: Yongwei CAO, Gregory J. HINKLE, Steven C. SLATER, Xianfeng CHEN, Barry S. GOLDMAN
  • FERROELECTRIC ELEMENT AND METHOD OF MANUFACTURING FERROELECTRIC ELEMENT
    Publication number: 20170298520
    Abstract: A method of manufacturing a ferroelectric element includes forming an insulating film on one side of a metal substrate by an electron beam (EB) vapor deposition method or a sputtering method; forming a metal film on the insulating film by the sputtering method; and forming a ferroelectric film on the metal film by a sol-gel method. The metal substrate includes iron (Fe) and nickel (Ni), and a content of the nickel (Ni) is greater than or equal to 30% and less than or equal to 40%.
    Type: Application
    Filed: April 14, 2017
    Publication date: October 19, 2017
    Applicant: Ricoh Company, Ltd.
    Inventors: Xianfeng CHEN, Melanie Meixner, Christian Vedder, Theodor Schneller, Ulrich Boettger
  • POLARIZING APPARATUS AND POLARIZING METHOD
    Publication number: 20170114473
    Abstract: A polarizing apparatus includes an electromagnetic wave irradiator to irradiate a target film with an electromagnetic wave to heat the target film; and an electric charge generator to apply an electric field to the target film.
    Type: Application
    Filed: October 11, 2016
    Publication date: April 27, 2017
    Applicant: Ricoh Company, Ltd.
    Inventor: Xianfeng CHEN
  • PIEZOELECTRIC FILM, PIEZOELECTRIC DEVICE, AND METHOD FOR MAKING PIEZOELECTRIC FILM
    Publication number: 20170092836
    Abstract: A method for producing a piezoelectric film includes forming a metal film, recrystallizing a portion of the metal film by heating, forming an amorphous film of piezoelectric material on the metal film; and heating the amorphous film at a position of the recrystallized portion of the metal film.
    Type: Application
    Filed: September 16, 2016
    Publication date: March 30, 2017
    Applicant: Ricoh Company, Ltd.
    Inventor: Xianfeng CHEN
  • Composite for preparing a transdermal delivery device and method for synthesizing the composite thereof
    Patent number: 9603795
    Abstract: A composite for preparing a transdermal delivery device and a method for synthesizing the composite thereof comprising at least one polymer and at least one macrocyclic molecule, wherein the at least one polymer and the at least one macrocyclic molecule are adapted to form a complex.
    Type: Grant
    Filed: March 20, 2014
    Date of Patent: March 28, 2017
    Assignee: City University of Hong Kong
    Inventors: Wei Chen, Xianfeng Chen
  • Pattern formation method, manufacturing method of peizoelectric film and manufacturing method of piezoelectric element
    Patent number: 9583694
    Abstract: A pattern formation method includes forming an electromagnetic wave blocking structure having a region on a one side of a support substrate, a reflectance of an electromagnetic wave in the region being lower than a reflectance in an area outside the region; forming a mask layer provided with an opening corresponding to the region and configured to be thermally decomposed at a predetermined temperature on an other side of the support substrate; forming a first heated layer in the opening; and shedding an electromagnetic wave from the one side of the support substrate on the electromagnetic wave blocking structure, wherein an intensity of the electromagnetic wave is determined such that a temperature of the mask layer is less than the predetermined temperature and a temperature of the first heated layer being heated is greater than or equal to the predetermined temperature.
    Type: Grant
    Filed: September 8, 2014
    Date of Patent: February 28, 2017
    Assignee: RICOH COMPANY, LTD.
    Inventor: Xianfeng Chen
  • Complex oxide, thin-film capacitive element, liquid droplet discharge head, and method of producing complex oxide
    Patent number: 9583270
    Abstract: A complex oxide includes a chemical compound represented by ABO3 (Chemical Formula 1). In the Chemical Formula 1, A is one or more elements selected from Ba, Ca, and Sr; and B is one or more elements selected from Ti, Zr, Hf, and Sn. When a field having a size of 1 ?m×1 ?m on a surface of the complex oxide is observed with an atomic force microscope (AFM), a typical particle size is greater than or equal to 300 nm and less than 660 nm. Here, the typical particle size is a maximum length of a maximum particle observed in the field.
    Type: Grant
    Filed: February 19, 2014
    Date of Patent: February 28, 2017
    Assignee: Ricoh Company, Ltd.
    Inventors: Yoshikazu Akiyama, Xianfeng Chen
  • Sequence-determined DNA fragments and corresponding polypeptides encoded thereby
    Publication number: 20170037426
    Abstract: The present invention provides DNA molecules that constitute fragments of the genome of a plant, and polypeptides encoded thereby. The DNA molecules are useful for specifying a gene product in cells, either as a promoter or as a protein coding sequence or as an UTR or as a 3? termination sequence, and are also useful in controlling the behavior of a gene in the chromosome, in controlling the expression of a gene or as tools for genetic mapping, recognizing or isolating identical or related DNA fragments, or identification of a particular individual organism, or for clustering of a group of organisms with a common trait. One of ordinary skill in the art, having this data, can obtain cloned DNA fragments, synthetic DNA fragments or polypeptides constituting desired sequences by recombinant methodology known in the art or described herein.
    Type: Application
    Filed: December 6, 2004
    Publication date: February 9, 2017
    Inventors: Nickolai Alexandrov, Nestor Apuya, Vyacheslav Brover, Xianfeng Chen, Jean-Baptiste Dumas, Yiwen Fang, Kenneth Feldmann, Peter Mascia, Jack Okamuro, Roger Pennell, Richard Schneeberger, Gopalakrishnan Subramanian, Maxim Troukhan, Liansheng Zheng, Edward Kiegle, Diane Jofuku Okamuro, William J. Kimmerly, Shing Kwok
  • Mechanically robust fast-dissolving microneedles for transdermal drug and vaccine delivery
    Patent number: 9526884
    Abstract: Disclosed are biocompatible, dissolving microneedle structures with enhanced mechanical strength. More particularly, the present disclosure relates to microneedles containing nanomaterials. Also disclosed are methods of producing such microneedle structures, as well as methods for using them to deliver drugs or biomolecules into the skin or epithelia, or the cytoplasm and/or nucleus of a skin or epithelia cell, of a subject.
    Type: Grant
    Filed: November 16, 2012
    Date of Patent: December 27, 2016
    Assignee: CITY UNIVERSITY OF HONG KONG
    Inventors: Li Yan, Xianfeng Chen