Patents by Inventor Zhiyong Li

Zhiyong Li 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).

  • Publication number: 20150374268
    Abstract: According to an example, an apparatus for performing spectroscopy includes an elongated substrate having a shape and size to be inserted into a specimen, wherein the elongated substrate has a first end and a second end. The apparatus also includes a plurality of surface-enhanced spectroscopy (SES) elements positioned on an exterior surface of the elongated substrate at a location between the first end and the second end of the elongated substrate.
    Type: Application
    Filed: January 29, 2013
    Publication date: December 31, 2015
    Inventors: Mineo YAMAKAWA, Zhiyong LI
  • Publication number: 20150362368
    Abstract: According to an example, an apparatus for performing spectroscopy includes a substrate on which a plurality of surface-enhanced spectroscopy (SES) elements are positioned substantially along a first plane. The apparatus also includes a first electrode positioned adjacent to the plurality of SES elements substantially along the first plane and a second electrode positioned adjacent to the plurality of SES elements substantially along the first plane and on a side of the plurality of SES elements that is opposite the first electrode. The first electrode and the second electrode are to generate an electric field around the plurality of SES elements when voltages are applied through the first electrode and the second electrode.
    Type: Application
    Filed: August 25, 2015
    Publication date: December 17, 2015
    Inventors: Brian C. SAMUELS, Zhiyong LI
  • Publication number: 20150362433
    Abstract: The present disclosure is drawn to chemical sensing devices and associated methods. In an example, a chemical sensing device can include a substrate and an elongated nanostructure having an attachment end and a free end opposite the attachment end, the attachment end affixed to the substrate and the free end comprising a metal having a potential sensing ligand attached thereto via a covalent bond.
    Type: Application
    Filed: January 25, 2013
    Publication date: December 17, 2015
    Inventors: Zhang-Lin ZHOU, Zhiyong LI, Ansoon KIM
  • Publication number: 20150362486
    Abstract: A chemical-analysis device integrated with a metallic-nanofinger device for chemical sensing. The chemical-analysis device includes a metallic-nanofinger device, and a platform. The metallic-nanofinger device includes a substrate, and a plurality of nanofingers coupled with the substrate. A nanofinger of the plurality includes a flexible column, and a metallic cap coupled to an apex of the flexible column. At least the nanofinger and a second nanofinger of the plurality of nanofingers are to self-arrange into a close-packed configuration with at least one analyte molecule. A morphology of the metallic cap is to generate a shifted plasmonic-resonance peak associated with amplified luminescence from the analyte molecule. A method for using, and a chemical-analysis apparatus including the chemical-analysis device are also provided.
    Type: Application
    Filed: August 26, 2015
    Publication date: December 17, 2015
    Inventors: Zhiyong LI, R. Stanley WILLIAMS
  • Patent number: 9212997
    Abstract: A scattering spectroscopy nanosensor includes a nanoscale-patterned sensing substrate to produce an optical scattering response signal indicative of a presence of an analyte when interrogated by an optical stimulus. The scattering spectroscopy nanosensor further includes a protective covering to cover and protect the nanoscale-patterned sensing substrate. The protective covering is to be selectably removed by exposure to an optical beam incident on the protective covering. The protective covering is to prevent the analyte from interacting with the nanoscale-patterned sensing substrate prior to being removed.
    Type: Grant
    Filed: July 29, 2012
    Date of Patent: December 15, 2015
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Gary Gibson, Zhiyong Li, Alexandre M. Bratkovski, Shih-Yuan Wang, Huei Pei Kuo, Steven Barcelo, Zhang-Lin Zhou
  • Publication number: 20150355093
    Abstract: According to an example, methods for forming three-dimensional (3-D) nano-particle assemblies may include depositing surface-enhanced spectroscopy (SES) elements onto respective tips of nano-fingers, in which the nano-fingers are arranged in sufficiently close proximities to each other to enable the tips of groups of adjacent ones of the nano-fingers to come into sufficiently close proximities to each other to enable the SES elements on the tips to be bonded together when the nano-fingers are partially collapsed. The methods also include causing the nano-fingers to partially collapse toward adjacent ones of the nano-fingers to cause a plurality of SES elements on respective groups of the nano-fingers to be in relatively close proximities to each other and form respective clusters of SES elements, introducing additional particles that are to attach onto the clusters of SES elements, and causing the clusters of SES elements to detach from the nano-fingers.
    Type: Application
    Filed: January 30, 2013
    Publication date: December 10, 2015
    Inventors: Zhang-Lin ZHOU, Lihua ZHAO, Steven J. BARCELO, Zhiyong LI
  • Publication number: 20150355097
    Abstract: The present disclosure is drawn to chemical sensing devices and associated methods. In one example, a chemical sensing device can include a substrate; an elongated nanostructure having an attachment end and a free end opposite the attachment end, the attachment end affixed to the substrate and the free end including a metal; and a metal oxide coating applied to the elongated nanostructure. In one example, a functional group can be attached to the coating via a covalent bond.
    Type: Application
    Filed: January 25, 2013
    Publication date: December 10, 2015
    Inventors: Zhang-Lin Zhou, Zhiyong Li, Steven J. Barcelo
  • Publication number: 20150330902
    Abstract: Molecule sensing apparatus. The apparatus has first and second chambers, an input port extending into the first chamber, a fluid channel extending from the first chamber to the second chamber, and a surface-enhanced substrate in the second chamber.
    Type: Application
    Filed: February 8, 2012
    Publication date: November 19, 2015
    Inventors: Devin Alexander Mourey, James William Stasiak, James Elmer Abbott, Jr., Zhiyong Li
  • Patent number: 9176467
    Abstract: The invention relates to a process cartridge, which comprises a process cartridge housing, a photosensitive member, a driving force receiving opening, a retractable mechanism and a control mechanism, wherein the photosensitive member is arranged inside the process cartridge housing; the driving force receiving opening is connected with the photosensitive member and provides a driving force for the photosensitive member; the retractable mechanism allows the driving force receiving opening to extend or retract in the axial direction of the photosensitive member; and the control mechanism controls the extension and retraction of the retractable mechanism.
    Type: Grant
    Filed: July 13, 2012
    Date of Patent: November 3, 2015
    Assignee: ZHUHAI SEINE TECHNOLOGY LIMITED
    Inventors: Weidong Gu, Geming Ding, Yonghong Li, Zhiyong Li, Jianxin Cao, Xiong Li, Xiaobing Liu
  • Publication number: 20150259261
    Abstract: Provided is a method for preparing slow release fertilizer with a coated surface. Furthermore, a formulation of the coating layer 1 comprises lignin, alkenylsuccinic anhydride, stearic acid, polyethylene glycol (PEG)-2000 and kaolin.
    Type: Application
    Filed: September 26, 2012
    Publication date: September 17, 2015
    Applicant: UPM-KYMMENE CORPORATION
    Inventors: Zhiyong Li, Yan Zhang
  • Patent number: 9134249
    Abstract: According to an example, an apparatus for performing spectroscopy includes a substrate on which a plurality of surface-enhanced spectroscopy (SES) elements are positioned substantially along a first plane. The apparatus also includes a first electrode positioned adjacent to the plurality of SES elements substantially along the first plane and a second electrode positioned adjacent to the plurality of SES elements substantially along the first plane and on a side of the plurality of SES elements that is opposite the first electrode. The first electrode and the second electrode are to generate an electric field around the plurality of SES elements when voltages are applied through the first electrode and the second electrode.
    Type: Grant
    Filed: January 25, 2013
    Date of Patent: September 15, 2015
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Brian C. Samuels, Zhiyong Li
  • Publication number: 20150241355
    Abstract: According to an example, an apparatus for performing spectroscopy includes a parabolic reflector and a plurality of surface-enhanced Raman spectroscopy (SERS) elements spaced from the parabolic reflector and positioned substantially at a focal point of the parabolic reflector. The parabolic reflector is to reflect Raman scattered light emitted from molecules in a near field generated by the plurality of SERS elements to substantially increase the flux of the Raman scattered light emitted out of the apparatus.
    Type: Application
    Filed: July 31, 2012
    Publication date: August 27, 2015
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Shih-Yuan Wang, Gary Gibson, Zhiyong Li, Alexandre M. Bratkovski, Steven Barcelo, Ansoon Kim, Mineo Yamakawa, Zhang-Lin Zhou, Huei Pei Kuo
  • Patent number: 9097616
    Abstract: According to an example, an apparatus for collecting a material to be spectrally analyzed includes a body having a first end and a second end, in which the body is elongated along a first axis from the first end to the second end. The body also includes a hole having an opening formed in an external surface of the body at a location between the first end and the second end and extending at least partially through the body at an angle with respect to the first axis. The body further includes a plurality of surface-enhanced spectroscopy (SES) elements positioned inside the body.
    Type: Grant
    Filed: January 25, 2013
    Date of Patent: August 4, 2015
    Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Shih-Yuan Wang, Huei Pei Kuo, Zhiyong Li, Gary Gibson
  • Publication number: 20150211998
    Abstract: A system includes an illumination source, a detector and a processor. The detector acquires spectral measurements of a sample under test under at least one varying condition. The processor processes the measurements to generate at least one spectral representation that includes Raman spectra and at least one spectral representation that includes non-Raman spectra.
    Type: Application
    Filed: October 31, 2012
    Publication date: July 30, 2015
    Inventors: Huei Pei Kuo, Zhiyong Li, Shih-Yuan Wang, Alexandre M. Bratkovski, Steven Barcelo, Ansoon Kim, Gary Gibson, Mineo Yamakawa
  • Patent number: 9084807
    Abstract: Disclosed is a composition comprising ligustroflavone, rhoifolin and hyperin, which is prepared according to rational weight ratio: 40% to 80% ligustroflavone, 5% to 45% rhoifolin and 1% to 40% hyperin. The composition can be used as a neuraminidase inhibitor for preventing and treating influenza, and can be formulated into pharmaceutically acceptable dosage forms.
    Type: Grant
    Filed: August 4, 2011
    Date of Patent: July 21, 2015
    Assignees: JIANXI SHANXIANG PHARMACEUTICAL CO. LTD., JIANGXI QINGFENG PHARMACEUTICAL RESEARCH CO., LTD.
    Inventors: Chunshan Tang, Ning Xie, Xiaoling Yang, Wuqing Lv, Zhiyong Li, Jingying Ye, Difa Liu, Fan Cheng
  • Patent number: 9080980
    Abstract: A surface enhanced Raman spectroscopy (SERS) apparatus employs a nanorod in an indentation in a surface of a substrate. The SERS apparatus includes the nanorod having a tip at a free end opposite to an end of the nanorod that is supported by the substrate indentation. The indentation has a tapered profile and supports the nanorod at a bottom of the indentation. The free end of the nanorod extends away from the indentation bottom. The SERS apparatus further includes a Raman-active material at a surface of one or both of the nanorod and the indentation. The indentation and the nanorod facilitate one or both of production and detection of a Raman scattering signal emitted by an analyte in a vicinity of the nanorod and indentation.
    Type: Grant
    Filed: July 27, 2011
    Date of Patent: July 14, 2015
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Alexandre M Bratkovski, Zhiyong Li
  • Patent number: 9074937
    Abstract: According to an example, apparatuses for performing multiple concurrent spectral analyzes on a sample under test include an optical system to concurrently direct a plurality of light beams onto analytes at multiple locations on the sample under test, in which the plurality of light beams cause light in either or both of a Raman spectra and a non-Raman spectra to be emitted from the analytes at the multiple locations of the sample under test. The apparatuses also include a detector to concurrently acquire a plurality of spectral measurements of the light emitted from the analytes at the multiple locations of the sample under test. Example methods of performing spectral analysis include use of the apparatuses.
    Type: Grant
    Filed: January 30, 2013
    Date of Patent: July 7, 2015
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Huei Pei Kuo, Zhiyong Li, Shih-Yuan Wang, Steven J. Barcelo, Ansoon Kim, Gary Gibson, Alexandre M Bratkovski
  • Publication number: 20150173656
    Abstract: An implantable nanosensor includes a stent to be implanted inside a fluid conduit. The stent has a well in a surface of the stent. The implantable nanosensor further includes a nanoscale-patterned sensing substrate disposed in the well. The nanoscale-patterned sensing substrate is to produce an optical scattering response signal indicative of a presence of an analyte in a fluid carried by the fluid conduit when interrogated by an optical stimulus signal.
    Type: Application
    Filed: July 29, 2012
    Publication date: June 25, 2015
    Applicant: HEWLETT-PACKARD DEVEOPMENT COMPANY, L.P.
    Inventors: Steven Barcelo, Zhiyong Li, Ansoon Kim, Gary Gibson
  • Publication number: 20150177683
    Abstract: The invention relates to a process cartridge, which comprises a process cartridge housing, a photosensitive member, a driving force receiving opening, a retractable mechanism and a control mechanism, wherein the photosensitive member is arranged inside the process cartridge housing; the driving force receiving opening is connected with the photosensitive member and provides a driving force for the photosensitive member; the retractable mechanism allows the driving force receiving opening to extend or retract in the axial direction of the photosensitive member; and the control mechanism controls the extension and retraction of the retractable mechanism.
    Type: Application
    Filed: March 10, 2015
    Publication date: June 25, 2015
    Applicant: Zhuhai Seine Technology Limited
    Inventors: Weidong GU, Geming DING, Yonghong LI, Zhiyong LI, Jianxin CAO, Xiong LI, Xiaobing LlU
  • Publication number: 20150177151
    Abstract: In a method of fabricating an apparatus for use in a sensing application, a plurality of nano-fingers are formed on a substrate and a Raman-active material nano-particle is formed on respective tips of the nano-fingers. In addition, the Raman-active material nano-particles on the tips of adjacent ones of the nano-fingers are caused to come into contact with the Raman-active material nano-particle on the tip of at least another one of the plurality of nano-fingers to form respective clusters and the clusters of Raman-active material nano-particles are transferred to a component layer from the plurality of nano-fingers while maintaining a spatial relationship between the contacting Raman-active material nano-particles.
    Type: Application
    Filed: July 29, 2011
    Publication date: June 25, 2015
    Inventors: Min HU, Zhiyong LI, Fung Suong OU, Ansoon KIM