Patents by Inventor Jung Ho Beak

Jung Ho Beak 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).

  • CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME
    Publication number: 20240170654
    Abstract: A cathode active material for a lithium secondary battery according to an embodiment includes a plurality of a lithium metal oxide particle that include a core containing a lithium iron phosphate-based compound and being doped with at least one metal element of Ti, V and Mn; and a carbon coating formed of the core. A ratio of an intensity of a peak corresponding to PO4 relative to an intensity of a D band measured by a Raman spectroscopy analysis is in a range from 0.10 to 0.33.
    Type: Application
    Filed: September 1, 2023
    Publication date: May 23, 2024
    Inventors: Min Suk KANG, Ji Yae DO, Min Cheol BEAK, Jung Hyun YUN, Kwang Ho LEE, Hyun Ji LEE
  • Automatic speed control system for manual transmission
    Patent number: 8721497
    Abstract: Disclosed therein is an automatic speed control system for a manual transmission. Clutch operating means using a combination of a motor and gears, transmission lever operating means using a combination of a motor and gears, and a control part, which check a driving state of a vehicle in real time and controls the motor if gear-shifting is needed, are additionally mounted to a general manual transmission, so that the general manual transmission can automatically shift the gear like an automatic transmission.
    Type: Grant
    Filed: December 30, 2010
    Date of Patent: May 13, 2014
    Assignee: Donghwan Ind. Corp.
    Inventor: Jung Ho Beak
  • AUTOMATIC SPEED CONTROL SYSTEM FOR MANUAL TRANSMISSION
    Publication number: 20130072349
    Abstract: Disclosed therein is an automatic speed control system for a manual transmission. Clutch operating means using a combination of a motor and gears, transmission lever operating means using a combination of a motor and gears, and a control part, which check a driving state of a vehicle in real time and controls the motor if gear-shifting is needed, are additionally mounted to a general manual transmission, so that the general manual transmission can automatically shift the gear like an automatic transmission.
    Type: Application
    Filed: December 30, 2010
    Publication date: March 21, 2013
    Applicant: DONGHWAN IND. CORP.
    Inventor: Jung Ho Beak