Patents by Inventor Derek Zhang

Derek Zhang 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: 20240138637
    Abstract: A cleaning accessory for a vacuum cleaner comprises a housing. At least one rotatable cleaning brush is rotatably mounted to the housing and configured to engage a surface to be cleaned. The at least one rotatable cleaning brush comprises at least one flexible cleaning element projecting outwards from a side of the housing. The at least one flexible cleaning element is arranged to rotate in a cleaning position and rotate in a disengaged position whereby the at last one flexible cleaning element engages the surface to be cleaned when rotating in the cleaning position and the at last one flexible cleaning element is remote from the surface to be cleaned when rotating in the disengaged position.
    Type: Application
    Filed: January 9, 2024
    Publication date: May 2, 2024
    Inventors: Derek Muir, Oleksiy Sergyeyenko, Lance Zhang, Alex Zang
  • Publication number: 20240110102
    Abstract: Disclosed are ethylenically unsaturated salts of allyl (poly)ether sulfates utilized as reactive surfactants or emulsifiers during emulsion polymerization.
    Type: Application
    Filed: December 13, 2023
    Publication date: April 4, 2024
    Applicant: RHODIA OPERATIONS
    Inventors: Lichang Zhou, Adnan Siddiqui, Dongcheel Lee, Derek Pakenham, Eugene J. Anderson, Shailesh Majmudar, Eunyong Kim, Homayoun Jamasbi, An Tran, Peng Zhang
  • Publication number: 20240082490
    Abstract: An infusion line gas removal device and process for its fabrication and use is disclosed herein. The gas removal device includes a gas permeable tubing coupled between first and second couplers, and an impermeable tubing shield encasing the gas permeable tubing between the first and second couplers. The impermeable tubing shield is larger in diameter than the gas permeable tubing and comprises at least one vent and a plurality of supports, the plurality of supports being between the tubing shield and the gas permeable tubing and configured to support the gas permeable tubing within the impermeable tubing shield in a fixed position between the first and second couplers and facilitate passage of gas from the gas permeable tubing to the at least one vent.
    Type: Application
    Filed: April 26, 2023
    Publication date: March 14, 2024
    Inventors: Frank CAI, Derek Alan CARROLL, Siddarth SHEVGOOR, Lun ZHANG
  • Publication number: 20060171257
    Abstract: A method for dynamic time based entry adjustment based on daylight savings time changes in a mobile device comprising the steps of: translating at either the mobile device or a server a time based event having an event time and one or more event recipients into a universal time, the translating step removing any daylight savings time from the event time and performing a time zone adjustment; sending from the server to a device for each of the one or more event recipients the time based event with the universal time; and translating at the recipient device the time based event with universal time to a time based event with a local time; and adding the time based event with the local time to an application on the recipient device.
    Type: Application
    Filed: February 2, 2005
    Publication date: August 3, 2006
    Inventors: Jean-Philippe Cormier, Derek Zhang
  • Patent number: D957353
    Type: Grant
    Filed: June 8, 2020
    Date of Patent: July 12, 2022
    Assignee: NINIGBO ADDLUX ELECTRIC CO., LTD.
    Inventor: Derek Zhang