Patents by Inventor Jin-Yeon Cho

Jin-Yeon Cho 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).

  • Multi-component composite film method for preparing the same
    Patent number: 8617645
    Abstract: The present invention provides a multi-component composite film comprising a) polymer support layer, and b) porous gellable polymer layer which is formed on one side or both sides of the support layer of a), wherein the support film of a) and the gellable polymer layer of b) are unified without the interface, a method for preparing the same, and a polymer electrolyte system applied the same.
    Type: Grant
    Filed: October 7, 2008
    Date of Patent: December 31, 2013
    Assignee: LG Chem. Ltd.
    Inventors: Seung-Jin Lee, Hyang-Mok Lee, Soon-Ho Ahn, Jin-Yeon Cho, Hyun-Hang Yong, Hyung-Keun Lee, Sang-Young Lee, Heon-Sik Song, Soon-Yong Park, You-Jin Kyung, Byeong-In Ahn
  • Multi-component composite film method for preparing the same
    Patent number: 7709153
    Abstract: The present invention provides a multi-component composite film comprising a) polymer support layer; and b) porous gellable polymer layer which is formed on one side or both sides of the support layer of a), wherein the support film of a) and the gellable polymer layer of b) are unified without the interface, a method for preparing the same, and a polymer electrolyte system applied the same.
    Type: Grant
    Filed: October 7, 2008
    Date of Patent: May 4, 2010
    Assignee: LG Chemical Co., Ltd.
    Inventors: Seung-Jin Lee, Hyang-Mok Lee, Soon-Ho Ahn, Jin-Yeon Cho, Hyun-Hang Yong, Hyung-Keun Lee, Sang-Young Lee, Heon-Sik Song, Soon-Yong Park, You-Jin Kyung, Byeong-In Ahn
  • MULTI-COMPONENT COMPOSITE FILM METHOD FOR PREPARING THE SAME
    Publication number: 20090263591
    Abstract: The present invention provides a multi-component composite film comprising a) polymer support layer, and b) porous gellable polymer layer which is formed on one side or both sides of the support layer of a), wherein the support film of a) and the gellable polymer layer of b) are unified without the interface, a method for preparing the same, and a polymer electrolyte system applied the same.
    Type: Application
    Filed: October 7, 2008
    Publication date: October 22, 2009
    Applicant: LG CHEMICAL CO., LTD.
    Inventors: Seung-Jin LEE, Hyang-Mok Lee, Soon-Ho Ahn, Jin-Yeon Cho, Hyun-Hang Yong, Hyung-Keun Lee, Sang-Young Lee, Heon-Sik Song, Soon-Yong Park, You-Jin Kyung, Byeong-In Ahn
  • MULTI-COMPONENT COMPOSITE FILM METHOD FOR PREPARING THE SAME
    Publication number: 20090042104
    Abstract: The present invention provides a multi-component composite film comprising a) polymer support layer; and b) porous gellable polymer layer which is formed on one side or both sides of the support layer of a), wherein the support film of a) and the gellable polymer layer of b) are unified without the interface, a method for preparing the same, and a polymer electrolyte system applied the same.
    Type: Application
    Filed: October 7, 2008
    Publication date: February 12, 2009
    Applicant: LG CHEMICAL CO., LTD.
    Inventors: Seung-Jin LEE, Hyang-Mok Lee, Soon-Ho Ahn, Jin-Yeon Cho, Hyun-Hang Yong, Hyung-Keun Lee, Sang-Young Lee, Heon-Sik Song, Soon-Yong Park, You-Jin Kyung, Byeong-In Ahn
  • Multi-component composite film method for preparing the same
    Patent number: 7470488
    Abstract: The present invention provides a multi-component composite film comprising a) polymer support layer; and b) porous gellable polymer layer which is formed on one side or both sides of the support layer of a), wherein the support film of a) and the gellable polymer layer of b) are unified without the interface, a method for preparing the same, and a polymer electrolyte system applied the same.
    Type: Grant
    Filed: August 11, 2001
    Date of Patent: December 30, 2008
    Assignee: LG Chemical Co., Ltd.
    Inventors: Seung-Jin Lee, Hyang-Mok Lee, Soon-Ho Ahn, Jin-Yeon Cho, Hyun-Hang Yong, Hyung-Keun Lee, Sang-Young Lee, Heon-Sik Song, Soon-Yong Park, You-Jin Kyung, Byeong-In Ahn
  • Electrochemical device using multicomponent composite membrane film
    Patent number: 7014948
    Abstract: The present invention provides a electrochemical element, wherein a multi-component composite film comprising a) polymer support layer film and b) a porous gellable polymer layer which is formed on either or both sides of the support layer film of a), wherein the support layer film of a) and the gellable polymer layer of b) are unified with each other without an interface between them.
    Type: Grant
    Filed: March 5, 2002
    Date of Patent: March 21, 2006
    Assignee: LG Chem, Ltd.
    Inventors: Seung-Jin Lee, Hyang-Mok Lee, Soon-Ho Ahn, Jin-Yeon Cho, Hyun-Hang Yong, Hyung-Keun Lee, Sang-Young Lee, Heon-Sik Song, Byeong-In Ahn, Soon-Yong Park, You-Jin Kyung
  • Electrochemical device using multicomponent composite membrane film
    Publication number: 20030104273
    Abstract: The present invention provides a electrochemical element, wherein a multi-component composite film comprising a) polymer support layer film and b) a porous gellable polymer layer which is formed on either or both sides of the support layer film of a), wherein the support layer film of a) and the gellable polymer layer of b) are unified with each other without an interface between them.
    Type: Application
    Filed: October 22, 2002
    Publication date: June 5, 2003
    Inventors: Seung-Jin Lee, Hyang-Mok Lee, Soon-Ho Ahn, Jin-Yeon Cho, Hyun-Hang Yong, Hyung-Keun Lee, Sang-Young Lee, Heon-Sik Song, Byeong-In Ahn, Soon-Yong Park, You-jin Kyung
  • Multi-component composite film method for preparing the same
    Publication number: 20020187401
    Abstract: The present invention provides a multi-component composite film comprising a) polymer support layer; and b) porous gellable polymer layer which is formed on one side or both sides of the support layer of a), wherein the support film of a) and the gellable polymer layer of b) are unified without the interface, a method for preparing the same, and a polymer electrolyte system applied the same.
    Type: Application
    Filed: April 5, 2002
    Publication date: December 12, 2002
    Inventors: Seung-Jin Lee, Hyang-Mok Lee, Soon-Ho Ahn, Jin-Yeon Cho, Hyun-Hang Yong, Hyung-Keun Lee, Sang-Young Lee, Heon-Sik Song, Soon-Yong Park, You-Jin Kyung, Byeong-In Ahn