Patents by Inventor Bo-Rong Lee

Bo-Rong Lee 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).

  • COMPOUND FOR CAPPING LAYER AND ORGANIC LIGHT EMITTING DEVICE INCLUDING SAME
    Publication number: 20240190810
    Abstract: A novel compound for a capping layer, and an organic light-emitting device containing the same are disclosed.
    Type: Application
    Filed: December 29, 2023
    Publication date: June 13, 2024
    Inventors: Ho Wan HAM, Hyun Cheol AN, Hee Joo KIM, Dong Jun KIM, Jeong Woo HAN, Hyung Jin LEE, Ja Eun ANN, Dong Yuel KWON, Ill Hun CHO, Bo Ra LEE, Yeong Rong PARK, Il Soo OH, Dae Woong LEE, Hyeon Jeong IM
  • COMPOUND FOR CAPPING LAYER AND ORGANIC LIGHT EMITTING DEVICE INCLUDING SAME
    Publication number: 20240190811
    Abstract: A novel compound for a capping layer, and an organic light-emitting device containing the same are disclosed.
    Type: Application
    Filed: December 29, 2023
    Publication date: June 13, 2024
    Inventors: Ho Wan HAM, Hyun Cheol AN, Byung Cheol MIN, Hee Joo KIM, Dong Jun KIM, Hyung Jin LEE, Ja Eun ANN, Dong Yuel KWON, Yeong Rong PARK, Dae Woong LEE, Il Soo OH, Bo Ra LEE, Hyeon Jeong IM, Ill Hun CHO
  • COMPOUND FOR CAPPING LAYER AND ORGANIC LIGHT EMITTING DEVICE INCLUDING SAME
    Publication number: 20240164138
    Abstract: A novel compound for a capping layer, and an organic light-emitting device containing the same are disclosed.
    Type: Application
    Filed: December 29, 2023
    Publication date: May 16, 2024
    Inventors: Ho Wan HAM, Hyun Cheol AN, Hee Joo KIM, Dong Jun KIM, Ja Eun ANN, Dong Yuel KWON, Sung Kyu LEE, Tae Jin LEE, Bo Ra LEE, Yeong Rong PARK, Il Soo OH, Dae Woong LEE, Hyeon Jeong IM, Ill Hun CHO
  • COMPOUND FOR CAPPING LAYER AND ORGANIC LIGHT EMITTING DEVICE INCLUDING SAME
    Publication number: 20240158338
    Abstract: A novel compound for a capping layer, and an organic light-emitting device containing the same are disclosed.
    Type: Application
    Filed: December 29, 2023
    Publication date: May 16, 2024
    Inventors: Ho Wan HAM, Hyun Cheol AN, Hee Joo KIM, Dong Jun KIM, Ja Eun ANN, Dong Yuel KWON, Sung Kyu LEE, Hwan Il JE, Bo Ra LEE, Yeong Rong PARK, Il Soo OH, Dae Woong LEE, Hyeon Jeong IM, Ill Hun CHO
  • HIGH-SPEED BALL BEARING AND BALL RETAINER
    Publication number: 20190264744
    Abstract: A high-speed ball bearing includes an outer ring, an inner ring, a plurality of balls, and a ball retainer. The ball retainer includes a plurality of pocket holes for arranging a plurality of balls, an inner circumferential surface of each of the pocket holes have a spherical surface is coaxial to the ball. A gap between an outer circumferential surface of the ball retainer and an inner circumferential surface of the ring is defined as a first gap, and a gap between the pocket hole and the corresponding ball is defined as a second gap. The first gap and the second gap have the following relationship: W2=(W1?r?)×A.
    Type: Application
    Filed: October 15, 2018
    Publication date: August 29, 2019
    Inventors: LI-CHUAN LIN, BO-RONG LEE
  • High-speed ball bearing and ball retainer
    Patent number: 10378583
    Abstract: A high-speed ball bearing includes an outer ring, an inner ring, a plurality of balls, and a ball retainer. The ball retainer includes a plurality of pocket holes for arranging a plurality of balls, an inner circumferential surface of each of the pocket holes have a spherical surface is coaxial to the ball. A gap between an outer circumferential surface of the ball retainer and an inner circumferential surface of the ring is defined as a first gap, and a gap between the pocket hole and the corresponding ball is defined as a second gap. The first gap and the second gap have the following relationship: W2=(W1?r?)×A.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: August 13, 2019
    Assignee: TUNG PEI INDUSTRIAL CO., LTD.
    Inventors: Li-Chuan Lin, Bo-Rong Lee