Patents by Inventor Li Qian

Li Qian 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: 11013807
    Abstract: The present invention provides a stable fat-soluble active ingredient composition, microcapsule and process for preparation and use thereof. The fat-soluble active ingredient composition comprises tocopherol, vitamin C palmitate and a fat-soluble active ingredient; wherein the weight ratio of tocopherol to vitamin C palmitate is 2-8:1, the weight ratio of a combination of tocopherol with vitamin C palmitate to the fat-soluble active ingredient is 7-13:100. The present invention obtains a novel antioxidant composition without hidden dangers for improving the stability of the fat-soluble active ingredient by screening a combination of antioxidants and adjusting their proportion and dose.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: May 25, 2021
    Assignees: ZHEJIANG MEDICINE CO., LTD. XINCHANG PHARMACEUTICAL FACTORY, ZHEJIANG MEDICINE CO., LTD. VITAMIN FACTORY
    Inventors: Guoquan Mao, Hongming Zhu, Wenxin Ma, Zhiping Liang, Li Qian, Fritz Bernhard Lubbe, Siping Hu, Chun Li, Shanping Wen, Qinlan Wang, Huajuan Kong
  • Publication number: 20210146688
    Abstract: An example of a printing apparatus comprising a scanning printhead and a controller is disclosed. The scanning printhead comprises a plurality of nozzles to print using a mask comprising a ramp area and non-ramp area. A first subset of nozzles of the plurality of nozzles is assigned to the ramp area and the second subset of nozzles of the plurality of nozzles is assigned to the non-ramp area. The controller is to calculate a number of spits of a nozzle from the second subset of nozzles for a pass. The controller is also to calculate a number of spits of a nozzle from the first subset of nozzles for the pass based on the number of spits of the nozzle from the second subset of nozzles. The controller is further to instruct the nozzle from the first subset of nozzles to eject online an amount of a composition on a service zone based on the number of spits of the first subset of nozzles.
    Type: Application
    Filed: June 19, 2018
    Publication date: May 20, 2021
    Inventors: Li Qian, Eduardo Amela Conesa, Marian Dinares Argemi
  • Patent number: 10992611
    Abstract: A message presenting method, device, and system relating to the field of computer technologies is provided. In various embodiments, M number of messages entered in a message cluster are classified under N number of classification topics according to a preset classification rule. The N number of classification topics and a target message are sent to a client so that the client can present the N number of classification topics to a user.
    Type: Grant
    Filed: February 28, 2018
    Date of Patent: April 27, 2021
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Li Qian, Xiao Chen, Liangwei Wang, Kangmin Huang
  • Publication number: 20210106119
    Abstract: A beauty instrument with mask includes a flexible mask and a controller. The flexible mask includes a first flexible layer, a second flexible layer, at least one heating layer located between the first flexible layer and the second flexible layer. The at least one heating layer includes a carbon nanotube layer including a plurality of carbon nanotubes uniformly distributed. The flexible mask is electrically coupled with the controller.
    Type: Application
    Filed: December 10, 2019
    Publication date: April 15, 2021
    Inventors: LI FAN, LI QIAN, YU-QUAN WANG
  • Publication number: 20210106813
    Abstract: A soft physiotherapy instrument includes a flexible sheet and a controller. The flexible sheet includes a first flexible layer, a second flexible layer, a plurality of functional layers located between the first flexible layer and the second flexible layer, and a plurality of electrodes electrically connected with the plurality of functional layers. The functional layer includes a carbon nanotube layer including a plurality of carbon nanotubes uniformly distributed. The flexible sheet is electrically coupled with the controller via the plurality of electrodes. A method for using the soft physiotherapy instrument is further provided.
    Type: Application
    Filed: January 10, 2020
    Publication date: April 15, 2021
    Inventors: LI FAN, LI QIAN, YU-QUAN WANG
  • Publication number: 20210106460
    Abstract: A method for using beauty instrument with mask includes steps of: providing a beauty instrument with mask; applying the flexible mask of the beauty instrument with mask on a user's face; and turning on the controller and selecting a function button from the plurality of function buttons on the controller, inputting a current to the at least one heating layer in the flexible mask, and heating the at least one heating layer. The beauty instrument with mask includes a flexible mask and a controller. The controller is electrically coupled with the flexible mask.
    Type: Application
    Filed: December 10, 2019
    Publication date: April 15, 2021
    Inventors: LI FAN, LI QIAN, YU-QUAN WANG
  • Publication number: 20210106812
    Abstract: A method for using beauty instrument with mask is provided. The method comprises providing a beauty instrument with mask, the beauty instrument with mask comprises a flexible mask and a controller, the flexible mask includes a plurality of functional layers, each of the plurality of functional layers includes a graphene layer. The method further comprises applying the flexible mask on a user's face, and turning on the controller and selecting a function button on the controller, inputting a current to the plurality of functional layers in the flexible mask, and stimulating face skin with the current.
    Type: Application
    Filed: January 10, 2020
    Publication date: April 15, 2021
    Inventors: LI FAN, LI QIAN, YU-QUAN WANG
  • Publication number: 20210106821
    Abstract: A method for using beauty instrument with mask is provided. The method comprises providing a beauty instrument with mask comprising a flexible mask and a controller, applying the flexible mask of on a user's face, and turning on the controller and selecting a function button on the controller, inputting a current to a plurality of functional layers in the flexible mask, and stimulating face skin with the current.
    Type: Application
    Filed: January 10, 2020
    Publication date: April 15, 2021
    Inventors: LI FAN, LI QIAN, YU-QUAN WANG
  • Publication number: 20210106120
    Abstract: A beauty instrument with mask includes a flexible mask and a controller. The flexible mask includes a first flexible layer, a second flexible layer, a plurality of functional layers located between the first flexible layer and the second flexible layer, and a plurality of electrodes electrically connected with the plurality of functional layers. The functional layer includes a graphene layer. The flexible mask is electrically coupled with the controller via the plurality of electrodes.
    Type: Application
    Filed: January 10, 2020
    Publication date: April 15, 2021
    Inventors: LI FAN, LI QIAN, YU-QUAN WANG
  • Publication number: 20210106822
    Abstract: A beauty instrument with mask includes a flexible mask and a controller. The flexible mask includes a first flexible layer, a second flexible layer, a plurality of functional layers located between the first flexible layer and the second flexible layer, and a plurality of electrodes electrically connected with the plurality of functional layers. The functional layer includes a carbon nanotube layer including a plurality of carbon nanotubes uniformly distributed. The flexible mask is electrically coupled with the controller via the plurality of electrodes.
    Type: Application
    Filed: January 10, 2020
    Publication date: April 15, 2021
    Inventors: LI FAN, LI QIAN, YU-QUAN WANG
  • Publication number: 20210097700
    Abstract: An example system is disclosed for measuring movement of print media, the system comprising first image capture apparatus to capture a first image of a portion of print media, and second image capture apparatus to capture second images of the portion of print media using an image capture parameter based on the first image and to measure movement of the print media using the second images.
    Type: Application
    Filed: March 27, 2018
    Publication date: April 1, 2021
    Inventors: Li Qian, Juan Carlos Arco Fernandez
  • Publication number: 20210096681
    Abstract: Embodiments of the present invention disclose a touchscreen device, and a method and an apparatus for performing an operation that relate to the field of information technologies, so as to reduce a limitation of identifiable operations provided to a user, and improve user experience. The method includes: detecting, by a touchscreen device, pressing force track information of a user on a touchscreen, where the pressing force track information is used to represent a change of a pressing force level in a process in which the user continuously presses the touchscreen; determining an operation corresponding to the pressing force track information, according to a current touch operation application scenario and correspondences between pressing force track information and operations; and performing the operation. The present invention is applicable to a touchscreen device that determines a corresponding operation according to pressing force track information of a user and performs the operation.
    Type: Application
    Filed: December 15, 2020
    Publication date: April 1, 2021
    Inventor: Li QIAN
  • Publication number: 20210094827
    Abstract: A carbon nanotube field emitter comprises at least two electrodes and at least one graphitized carbon nanotube structure. The at least one graphitized carbon nanotube structure comprises a first end and a field emission end. The first end is opposite to the field emission end. The first end is fixed between the at least two electrodes, and the field emission end is exposed from the at least two electrodes and configured to emit electrons.
    Type: Application
    Filed: October 26, 2020
    Publication date: April 1, 2021
    Inventors: PENG LIU, DUAN-LIANG ZHOU, CHUN-HAI ZHANG, LI QIAN, YU-QUAN WANG, XUE-WEI GUO, LI-YONG MA, FU-JUN WANG, SHOU-SHAN FAN
  • Publication number: 20210099684
    Abstract: A content presentation method is used to intelligently present content to a user in different presentation modes according to different identified scenarios. The method includes acquiring, by an intelligent terminal, context data of a user, identifying a user use scenario according to the context data, determining a first presentation mode corresponding to the user use scenario, and presenting content to the user in the first presentation mode.
    Type: Application
    Filed: September 4, 2020
    Publication date: April 1, 2021
    Inventors: Li Qian, Shanfu Li, Jiali Fu, Kangmin Huang
  • Publication number: 20210086522
    Abstract: A method comprises printing an image using a printhead cartridge including a number of dies, each die comprising a nozzle array, the printing comprising: determining a drop parameter of fluid drops ejected from nozzles of the nozzle array of at least one die; comparing the drop parameter to a threshold value; and determining an image characteristic of an image to be printed; and if the image characteristic meets a defined criterion and if the drop parameter exceeds the threshold value, applying a second print mask for printing the image; and if the image characteristic does not meet the defined criterion or if the drop parameter does not exceed the threshold value, applying a first print mask for printing the image, wherein the second print mask uses less nozzles of the nozzle arrays than the first print mask.
    Type: Application
    Filed: April 23, 2018
    Publication date: March 25, 2021
    Applicant: Hewlett-Packard Development Company, L.P.
    Inventors: Li QIAN, Javier CASTRO SORIANO, Ruben RECASENS OROS
  • Patent number: 10940697
    Abstract: A method of generating an image on a transparent or semitransparent substrate, the method comprising analyzing a first image to be printed on a first side of the substrate to identify a region associated with a predominant color, printing, on the first side of the substrate a color patch with the identified predominant color, printing, on a second side of the substrate, a test color pattern overlapping with the color patch on the first side of the substrate, determining, in a transmission geometry, a color distribution in the color patch, and generating from the determined color distribution, for the region associated with the predominant color identified in the first image, a transmission mode color profile for printing on the second side of the substrate.
    Type: Grant
    Filed: April 23, 2018
    Date of Patent: March 9, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Li Qian, Mihail Zverev, Eduardo Amela Conesa
  • Publication number: 20210039408
    Abstract: In an example a system includes a carriage with a print head receiving station, a color variation engine, and a delay engine. The color variation engine identifies a potential color variation condition corresponding to an area fill region. The delay engine applies a carriage delay strategy according to the identified potential color variation condition and the size of the area fill region.
    Type: Application
    Filed: February 26, 2018
    Publication date: February 11, 2021
    Inventors: Antonio Gracia Verdugo, Andrei Alexandru Dafinoiu, Li Qian
  • Publication number: 20210031537
    Abstract: A method of generating an image on a transparent or semitransparent substrate, the method comprising analyzing a first image to be printed on a first side of the substrate to identify a region associated with a predominant color, printing, on the first side of the substrate a color patch with the identified predominant color, printing, on a second side of the substrate, a test color pattern overlapping with the color patch on the first side of the substrate, determining, in a transmission geometry, a color distribution in the color patch, and generating from the determined color distribution, for the region associated with the predominant color identified in the first image, a transmission mode color profile for printing on the second side of the substrate.
    Type: Application
    Filed: April 23, 2018
    Publication date: February 4, 2021
    Applicant: Hewlett-Packard Development Company, L.P.
    Inventors: Li QIAN, Mihail ZVEREV, Eduardo AMELA CONSEA
  • Publication number: 20210017967
    Abstract: A field emission neutralizer is provided. The field emission neutralizer includes a bottom plate and a field emission cathode unit located on the bottom plate. The field emission cathode unit includes a substrate, a shell located on the substrate, a cathode emitter located inside the shell, a mesh grid insulated from the cathode emitter, and a shielding layer insulated from the mesh grid. The cathode emitter includes a cathode substrate and a graphitized carbon nanotube array. The graphitized carbon nanotube array is in electrical contact with the cathode substrate. The graphitized carbon nanotube array is fixed on a surface of the substrate body, and the carbon nanotubes of the graphitized carbon nanotube array are substantially perpendicular to the cathode substrate.
    Type: Application
    Filed: October 23, 2019
    Publication date: January 21, 2021
    Inventors: PENG LIU, DUAN-LIANG ZHOU, CHUN-HAI ZHANG, LI QIAN, YU-QUAN WANG, XUE-WEI GUO, LI-YONG MA, FU-JUN WANG, SHOU-SHAN FAN
  • Publication number: 20210017027
    Abstract: A method for making a carbon nanotube field emitter is provided. A carbon nanotube film is dealed with a carbon nanotube film in a circumstance with a temperature ranged from 1400 to 1800° C. and a pressure ranged from 40 to 60 MPa to form at least one first carbon nanotube structure. The at least one first carbon nanotube structure is heated to graphitize the at least one first carbon nanotube structure to form at least one second carbon nanotube structure. At least two electrodes is welded to fix one end of the at least one second carbon nanotube structure between adjacent two electrodes to form a field emission preparation body. The field emission preparation body has a emission end. The emission end is bonded to form a carbon nanotube field emitter.
    Type: Application
    Filed: October 23, 2019
    Publication date: January 21, 2021
    Inventors: PENG LIU, DUAN-LIANG ZHOU, CHUN-HAI ZHANG, LI QIAN, YU-QUAN WANG, XUE-WEI GUO, LI-YONG MA, FU-JUN WANG, SHOU-SHAN FAN