Patents by Inventor Jianjun Wei

Jianjun Wei 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).

  • Patent number: 11984931
    Abstract: A system for generating and receiving a polarization multiplexed single sideband signal is provided, which includes a light wave generating unit connected with a signal modulating unit and configured to generate a light wave; a driving signal generating unit connected with the signal modulating unit and configured to generate a driving signal; the signal modulating unit configured to split the light wave into two orthogonal polarized light waves, and modulate the driving signal on the polarized light waves to obtain a polarization multiplexed upper sideband optical signal and a polarization multiplexed lower sideband optical signal which are coupled to output a mixed signal, the mixed signal is transmitted to a separating and converting unit to obtain electrical millimeter wave signals; the electrical millimeter wave signals are transmitted through an MIMO wireless link to a signal sampling and processing unit to be converted into digital signals for digital signal processing.
    Type: Grant
    Filed: April 20, 2021
    Date of Patent: May 14, 2024
    Assignee: Xi'an University of Posts & Telecommunications
    Inventors: Feng Zhao, Yi Wei, Jingling Li, Jianjun Yu
  • Patent number: 11915871
    Abstract: In one aspect, separator-free energy storage devices are disclosed. Such devices comprise a first electrode and a second electrode. In some embodiments, the first electrode is opposite the second electrode. The first and/or second electrodes are formed from a nanocomposite material. The nanocomposite material includes plurality of carbon nanostructures, each of which is at least partially coated with a layer of material comprising a transition metal oxide. In some embodiments, the coating layer is uniform or substantially uniform in one or more properties.
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: February 27, 2024
    Assignee: THE UNIVERSITY OF NORTH CAROLINA AT GREENSBORO
    Inventors: Jianjun Wei, Yiyang Liu, Zheng Zeng
  • Patent number: 11680217
    Abstract: A lubricating oil detergent composition comprises an overbased calcium sulfonate and a low ash detergent, which low ash detergent is metal free and comprises the reaction product of an acidic organic compound such as an alkylated salicylic acid, a boron compound and an amine component.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: June 20, 2023
    Assignee: LANXESS Corporation
    Inventors: Ron Muir, John Louis DiFlavio, James-Jianjun Wei
  • Publication number: 20220262578
    Abstract: In one aspect, separator-free energy storage devices are disclosed. Such devices comprise a first electrode and a second electrode. In some embodiments, the first electrode is opposite the second electrode. The first and/or second electrodes are formed from a nanocomposite material. The nanocomposite material includes plurality of carbon nanostructures, each of which is at least partially coated with a layer of material comprising a transition metal oxide. In some embodiments, the coating layer is uniform or substantially uniform in one or more properties.
    Type: Application
    Filed: March 29, 2018
    Publication date: August 18, 2022
    Inventors: Jianjun WEI, Yiyang LIU, Zheng ZENG
  • Publication number: 20210198792
    Abstract: A method of enhancing efficiency of an oxygen evolution reaction (OER), oxygen reduction reaction (ORR), or hydrogen evolution reaction (HER) comprises increasing total number electron pathway and/or reaction kinetics of the OER, ORR, or HER by coating one or more surfaces of Uniform an electrode participating in the OER, ORR, or HER with one or more metal oxides.
    Type: Application
    Filed: August 22, 2019
    Publication date: July 1, 2021
    Inventor: Jianjun Wei
  • Publication number: 20210071983
    Abstract: The invention relates to the technical field of crossbow, specifically relating to a winch winding trigger assembly system comprising a pulley and trigger-releasing system; said trigger-releasing system includes a shell and winding ratchet mechanism, trigger mechanism, security slide block in inner cavity of shell; said winding ratchet mechanism includes reel and ratchet, pawl, pawl spring for driving spring and locking ratchet, trigger lock rod for driving pawl and unlocking ratchet fixedly assembled with reel; said trigger mechanism comprises locking hook and its coordinating trigger, locking hook spring for driving locking hook to reset; said security slide block can drive trigger lock rod to slide along inner cavity of shell; said pulley is connected with reel through pulley traction line.
    Type: Application
    Filed: March 31, 2020
    Publication date: March 11, 2021
    Inventor: Jianjun Wei
  • Publication number: 20200256794
    Abstract: In one aspect, nanoplasmonic devices are described herein. In some embodiments, a nanoplasmonic device comprises a radiation transmissive substrate, a metal layer positioned on the substrate and at least one aperture extending through the metal layer to the radiation transmissive substrate, wherein width of the aperture decreases with increasing depth of the aperture.
    Type: Application
    Filed: April 9, 2020
    Publication date: August 13, 2020
    Inventor: Jianjun WEI
  • Patent number: 10620120
    Abstract: In one aspect, nanoplasmonic devices are described herein. In some embodiments, a nanoplasmonic device comprises a radiation transmissive substrate, a metal layer positioned on the substrate and at least one aperture extending through the metal layer to the radiation transmissive substrate, wherein width of the aperture decreases with increasing depth of the aperture.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: April 14, 2020
    Assignee: The University of North Carolina at Greensboro
    Inventor: Jianjun Wei
  • Publication number: 20200071630
    Abstract: A lubricating oil detergent composition comprises an overbased calcium sulfonate and a low ash detergent, which low ash detergent is metal free and comprises the reaction product of an acidic organic compound such as an alkylated salicylic acid, a boron compound and an amine component.
    Type: Application
    Filed: July 16, 2019
    Publication date: March 5, 2020
    Applicant: Lanxess Solutions US Inc.
    Inventors: Ron Muir, John Louis DiFlavio, James-Jianjun Wei
  • Patent number: 10370611
    Abstract: A lubricating oil detergent composition comprises an overbased calcium sulfonate and a low ash detergent, which low ash detergent is metal free and comprises the reaction product of an acidic organic compound such as an alkylated salicylic acid, a boron compound and an amine component.
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: August 6, 2019
    Assignee: LANXESS Solutions US Inc.
    Inventors: Ron Muir, John Louis DiFlavio, James-Jianjun Wei
  • Patent number: 9994725
    Abstract: The present disclosure provides an aqueous based electrically conductive ink, which is essentially solvent free and includes a nano-scale conducting material; a binding agent; and an enzyme. In one embodiment, the ink includes at least one of a mediator, a cross-linking agent and a substrate as well. In one further embodiment, the present disclosure provides electrically conductive ink including a single walled, carboxylic acid functionalized carbon nanotube; 1-Ethyl-3-[3-dimethylaminopropyl]carbodiimide hydrochloride and N-hydroxy succinimide (NHS) ester; polyethyleneimine; an aqueous buffer; and glucose oxidase.
    Type: Grant
    Filed: March 5, 2014
    Date of Patent: June 12, 2018
    Assignee: CFD Research Corporation, Inc.
    Inventors: Vojtech Svoboda, Jianjun Wei, Sameer Singhal, Yevgenia Ulyanova
  • Publication number: 20180003632
    Abstract: In one aspect, nanoplasmonic devices are described herein. In some embodiments, a nanoplasmonic device comprises a radiation transmissive substrate, a metal layer positioned on the substrate and at least one aperture extending through the metal layer to the radiation transmissive substrate, wherein width of the aperture decreases with increasing depth of the aperture.
    Type: Application
    Filed: June 30, 2017
    Publication date: January 4, 2018
    Inventor: Jianjun WEI
  • Publication number: 20170280268
    Abstract: The present disclosure relates to a method and electronic device for processing data. The method includes: invoking a changing module in a terminal; obtaining to-be-sent data on the terminal by the changing module; establishing NFC connection between the terminal and a preset receiving terminal; and sending the to-be-sent data to the preset receiving terminal by the NFC. Thus, when a user wants to transfer related data in an old phone to a new phone, by the above method, the related data in the old phone may be sent to the new phone quickly through the NFC connection, thereby avoiding complex operation in known techniques.
    Type: Application
    Filed: August 19, 2016
    Publication date: September 28, 2017
    Inventor: Jianjun Wei
  • Publication number: 20170192750
    Abstract: The application provides a numeric conversion method, an electronic device, and a mobile phone. The numeric conversion method includes: first, acquiring the type of language used by a user; acquiring decimal counting units corresponding to the type of language used by the user; determining a position for adding one or more decimal counting units corresponding to the type of language used by the user into a numeric value, the numeric value comprising a numeric value input by the user and a numeric value obtained by operation; and at each position, adding a decimal counting unit corresponding to the position to obtain a converted numeric value. Therefore, the type of language used by a user can be recognized, and numeric conversion can be adaptively adjusted according to the type of language used by the user, to meet the reading requirements of different users, and facilitate users' reading, thereby avoiding the phenomenon of incorrect input or incorrect reading, and improving the user experience.
    Type: Application
    Filed: August 23, 2016
    Publication date: July 6, 2017
    Inventor: Jianjun Wei
  • Publication number: 20170062861
    Abstract: The present disclosure provides a method of generating electricity from a long chain hydrocarbon, said method comprising contacting the liquid non-polar substrate with a plurality of enzymes, wherein at least one enzyme is non-electric current/potential enzyme that functions as a catalyst for chemical reaction transforming a first substrate or byproduct to a second substance that can be used with an additional electric current/potential generating enzyme.
    Type: Application
    Filed: November 14, 2016
    Publication date: March 2, 2017
    Inventors: Yevgenia Ulyanova, Shelley Minteer, Sameer Singhal, Vojtech Svoboda, Jianjun Wei
  • Patent number: 9546341
    Abstract: A metal-free detergent and antioxidant additive comprising the reaction product of an acidic organic compound, a boron compound, a polyamine such as polyethylene imine, and optionally an alkoxylated amine and/or an alkoxylated amide, is provided. The additives of the present invention have higher TBN than similar compounds known in the art.
    Type: Grant
    Filed: March 23, 2015
    Date of Patent: January 17, 2017
    Assignee: Chemtura Corporation
    Inventors: Ron Muir, John Louis DiFlavio, James-Jianjun Wei
  • Patent number: 9509009
    Abstract: The present disclosure provides a method of generating electricity from a long chain hydrocarbon, said method comprising contacting the liquid non-polar substrate with a plurality of enzymes, wherein at least one enzyme is non-electric current/potential enzyme that functions as a catalyst for chemical reaction transforming a first substrate or byproduct to a second substance that can be used with an additional electric current/potential generating enzyme.
    Type: Grant
    Filed: April 25, 2014
    Date of Patent: November 29, 2016
    Assignee: CFD Research Corporation
    Inventors: Yevgenia Ulyanova, Shelley Minteer, Sameer Singhal, Vojtech Svoboda, Jianjun Wei
  • Publication number: 20160281014
    Abstract: A lubricating oil detergent composition comprises an overbased calcium sulfonate and a low ash detergent, which low ash detergent is metal free and comprises the reaction product of an acidic organic compound such as an alkylated salicylic acid, a boron compound and an amine component.
    Type: Application
    Filed: March 11, 2016
    Publication date: September 29, 2016
    Inventors: Ron Muir, John Louis DiFlavio, James-Jianjun Wei
  • Publication number: 20150299606
    Abstract: A metal-free detergent and antioxidant additive comprising the reaction product of an acidic organic compound, a boron compound, a polyamine such as polyethylene imine, and optionally an alkoxylated amine and/or an alkoxylated amide, is provided. The additives of the present invention have higher TBN than similar compounds known in the art.
    Type: Application
    Filed: March 23, 2015
    Publication date: October 22, 2015
    Inventors: Ron Muir, John Louis DiFlavio, James-Jianjun Wei
  • Publication number: 20150050566
    Abstract: The present disclosure provides a method of generating electricity from a long chain hydrocarbon, said method comprising contacting the liquid non-polar substrate with a plurality of enzymes, wherein at least one enzyme is non-electric current/potential enzyme that functions as a catalyst for chemical reaction transforming a first substrate or byproduct to a second substance that can be used with an additional electric current/potential generating enzyme.
    Type: Application
    Filed: April 25, 2014
    Publication date: February 19, 2015
    Applicant: CFD Research Corporation
    Inventors: Yevgenia Ulyanova, Shelley Minteer, Sameer Singhal, Vojtech Svoboda, Jianjun Wei