Patents by Inventor Pil Jae Hwang

Pil Jae Hwang 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).

  • Vacuum cleaner
    Patent number: 8726459
    Abstract: A vacuum cleaner is provided. The vacuum cleaner includes a cleaner body, in which a dust collector mount part is formed, a dust collector that is removably mounted on the dust collector mount part, at least one compressing member that reduces a volume of dust stored in a dust storage part of the dust collector, a power transfer device that transfers a driving force to the at least one compressing member from outside connected with the at least one compressing member, and a controller that decides an amount of dust stored in the dust storage part.
    Type: Grant
    Filed: March 18, 2009
    Date of Patent: May 20, 2014
    Assignee: LG Electronics Inc.
    Inventors: Chang Ho Yun, Gun Ho Ha, Jin Young Kim, Man Tae Hwang, Hae Seock Yang, Jong Su Choo, Chang Hoon Lee, Jin Wook Seo, Myung Sig Yoo, Moo Hyun Ko, Pil Jae Hwang
  • Vacuum cleaner
    Patent number: 7992253
    Abstract: A vacuum cleaner is provided. The vacuum cleaner includes a cleaner body, in which a dust collector mount part is formed, a dust collector that is removably mounted on the dust collector mount part and having a dust storage part in an inside thereof, at least one compressing member that reduces a volume of dust stored in the dust storage part of the dust collector, a power transfer device that transfers a driving force to the at least one compressing member from outside connected with the at least one compressing member, and a controller that decides an amount of dust stored in the dust storage part.
    Type: Grant
    Filed: March 18, 2009
    Date of Patent: August 9, 2011
    Assignee: LG Electronics Inc.
    Inventors: Chang Ho Yun, Gun Ho Ha, Jin Young Kim, Man Tae Hwang, Hae Seock Yang, Jong Su Choo, Chang Hoon Lee, Jin Wook Seo, Myung Sig Yoo, Moo Hyun Ko, Pil Jae Hwang
  • Vacuum cleaner
    Patent number: 7958598
    Abstract: Disclosed related to a vacuum cleaner comprising a cleaner body in which a dust collector mount part is formed; a dust collector attached and removed at the dust collector mount part, and having a dust storage part in the inside; at least one of the compressing member reducing the volume of the dust stored in the dust storage part as arranged in the dust storage part movably; a power transfer unit transferring the driving force to the compressing members from outside as connected with the compressing members; and a control unit deciding the amount of the dust stored in the dust storage unit.
    Type: Grant
    Filed: December 27, 2007
    Date of Patent: June 14, 2011
    Assignee: LG Electronics Inc.
    Inventors: Chang Ho Yun, Gun Ho Ha, Jin Young Kim, Man Tae Hwang, Hae Seock Yang, Jong Su Choo, Chang Hoon Lee, Jin Wook Seo, Myung Sig Yoo, Moo Hyun Ko, Pil Jae Hwang, Hyuk Min Kwon
  • VACUUM CLEANER
    Publication number: 20090178236
    Abstract: Disclosed related to a vacuum cleaner comprising a cleaner body in which a dust collector mount part is formed; a dust collector attached and removed at the dust collector mount part, and having a dust storage part in the inside; at least one of the compressing member reducing the volume of the dust stored in the dust storage part as arranged in the dust storage part movably; a power transfer unit transferring the driving force to the compressing members from outside as connected with the compressing members; and a control unit deciding the amount of the dust stored in the dust storage unit.
    Type: Application
    Filed: March 18, 2009
    Publication date: July 16, 2009
    Inventors: Chang Ho Yun, Gun Ho Ha, Jin Young Kim, Man Tae Hwang, Hae Seock Yang, Jong Su Choo, Chang Hoon Lee, Jin Wook Seo, Myung Sig Yoo, Moo Hyun Ko, Pil Jae Hwang
  • VACUUM CLEANER
    Publication number: 20090178235
    Abstract: Disclosed related to a vacuum cleaner comprising a cleaner body in which a dust collector mount part is formed; a dust collector attached and removed at the dust collector mount part, and having a dust storage part in the inside; at least one of the compressing member reducing the volume of the dust stored in the dust storage part as arranged in the dust storage part movably; a power transfer unit transferring the driving force to the compressing members from outside as connected with the compressing members; and a control unit deciding the amount of the dust stored in the dust storage unit.
    Type: Application
    Filed: March 18, 2009
    Publication date: July 16, 2009
    Inventors: Chang Ho Yun, Gun Ho Ha, Jin Young Kim, Man Tae Hwang, Hae Seock Yang, Jong Su Choo, Chang Hoon Lee, Jin Wook Seo, Myung Sig Yoo, Moo Hyun Ko, Pil Jae Hwang
  • VACUUM CLEANER
    Publication number: 20080172824
    Abstract: Disclosed related to a vacuum cleaner comprising a cleaner body in which a dust collector mount part is formed; a dust collector attached and removed at the dust collector mount part, and having a dust storage part in the inside; at least one of the compressing member reducing the volume of the dust stored in the dust storage part as arranged in the dust storage part movably; a power transfer unit transferring the driving force to the compressing members from outside as connected with the compressing members; and a control unit deciding the amount of the dust stored in the dust storage unit.
    Type: Application
    Filed: December 27, 2007
    Publication date: July 24, 2008
    Inventors: Chang Ho YUN, Gun Ho Ha, Jin Young Kim, Man Tae Hwang, Hae Seock Yang, Jong Su Choo, Chang Hoon Lee, Jin Wook Seo, Myung Sig Yoo, Moo Hyun Ko, Pil Jae Hwang