Patents by Inventor Su Bum Park

Su Bum Park 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: 20190164209
    Abstract: The present invention relates to a real time shopping method using video recognition in a broadcast, and a smart device in which an application for implementing the same is installed, the shopping method comprising: an image extraction step of comparing personal articles or peripheral articles of a model in a video being broadcasted with a sample image, which is the standard, of a sample image storing unit so as to extract the same through a pattern recognition method, or extracting the personal articles or peripheral articles of the model in the video through a feature vector technique of an object recognition method; an image display unit for displaying the extracted image on one side of the video; a shopping mall server searching step of searching a DB of a shopping mall company on the basis of a selected image, when a desired image among the displayed images is selected by a viewer; and a search list display step of displaying the search result on one side of the video.
    Type: Application
    Filed: March 23, 2018
    Publication date: May 30, 2019
    Inventor: Su bum PARK
  • Patent number: 9081316
    Abstract: An electrophotographic toner including a binder, a colorant and a releasing agent, and a method of preparing the electrophotographic toner.
    Type: Grant
    Filed: September 15, 2010
    Date of Patent: July 14, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin-mo Hong, Jae-hwan Kim, Kyeong Pang, Su-bum Park, Jeong-hyun Lee, Mi-rim Cho
  • Patent number: 8822121
    Abstract: A toner to develop an electrostatic charge image, a toner supply device employing the toner, an apparatus to form an image employing the toner, and a method of forming an image using the toner are provided. The toner includes at least a binder resin, a colorant, and a releasing agent. By using the binder resin including a combination of a reduced molar weight binder resin, an increased molar weight binder resin, and the releasing agent having an effecdtive compatibility with the binder resin together, the toner has accurately-controlled dynamic viscoelastic properties represented by a loss tangent. The toner to develop an electrostatic charge image according to an embodiment has development stability, development lifetime, fixability, charging stability, gloss, an anti-offset property, and heat storage ability at predetermined levels or higher.
    Type: Grant
    Filed: February 27, 2013
    Date of Patent: September 2, 2014
    Assignee: SAMSUNG Electronics Co., Ltd.
    Inventors: Kyeong Pang, Tae-hoe Koo, Su-bum Park, Yo-da Shin, Seung-jun Lee, Hae-ree Joo, Jun-young Lee
  • Patent number: 8765344
    Abstract: An electrophotographic toner and a method of preparing the same, the electrophotographic toner including a binder that includes two kinds of resin having different weight average molecular weights, a colorant, and a releasing agent.
    Type: Grant
    Filed: February 7, 2012
    Date of Patent: July 1, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jun-young Lee, Kyeong Pang, Tae-hoe Koo, Su-bum Park, Ju-yeon Lee
  • Patent number: 8741517
    Abstract: A toner includes a binder including two different weight molecular weight resins, a colorant, and a releasing agent, wherein a gel permeation chromatogram (GPC) molecular weight distribution curve of the toner has a major peak (Mp) present in a range of about 1.0×104 to about 3.0×104 g/mol and a shoulder curve starting at 1.0×105 g/mol or more, and a storage modulus (G?) curve of the toner with respect to temperature has Ts, which is a temperature at which a storage modulus value begins to decrease, in a temperature range of about 50 to about 67° C.
    Type: Grant
    Filed: September 15, 2011
    Date of Patent: June 3, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyeong Pang, Jun-young Lee, Tae-hoe Koo, Su-bum Park, Ju-yeon Lee
  • Patent number: 8735035
    Abstract: An electrophotographic toner and a process for preparing the same. The electrophotographic toner includes a binder, a coloring agent, and a release agent. The binder includes two resins having different weight average molecular weights.
    Type: Grant
    Filed: January 20, 2012
    Date of Patent: May 27, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ju-yeon Lee, Jun-young Lee, Kyeong Pang, Tae-hoe Koo, Su-bum Park
  • Patent number: 8592116
    Abstract: A toner to develop an electrostatic charge image, a method of preparing the toner, a toner supply device employing the toner, an apparatus to form an image employing the toner, and a method of forming an image using the toner are provided. The toner includes a binder resin including a first type of binder resin having a first weight-average molecular weight and a second type of binder resin having a second weight-average molecular weight different than the first weight-average molecular weight, a colorant, and a releasing agent.
    Type: Grant
    Filed: February 17, 2012
    Date of Patent: November 26, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyeong Pang, Tae-hoe Koo, Su-bum Park, Ju-yeon Lee, Jun-young Lee
  • Patent number: 8431307
    Abstract: The disclosure provides an electrographic toner having a core layer, which includes a binder, a colorant and two or more types of releasing agents, and a shell layer covering the core layer, and a method of preparing the same.
    Type: Grant
    Filed: November 2, 2010
    Date of Patent: April 30, 2013
    Assignee: SAMSUNG Electronics Co., Ltd.
    Inventors: Jae-hwan Kim, Kyeong Pang, Jin-mo Hong, Su-bum Park, Jeong-hyun Lee, Mi-rim Cho
  • Patent number: 8431296
    Abstract: Provided are an electrophotographic toner, a process for preparing the same, image forming method and an image forming apparatus using the toner. The electrophotographic toner may include a latex, colorant, wax, Si and Fe. A molar ratio of Si/Fe may be about 0.1 to about 5.
    Type: Grant
    Filed: July 10, 2009
    Date of Patent: April 30, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyeong Pang, Hae-ree Joo, Jeong-hyun Lee, Su-bum Park
  • Patent number: 8431308
    Abstract: Toner for developing an electrostatic image, which satisfies charging stability, low-temperature fixability, high-temperature storage characteristics, and durability with respect to an environment up to a predetermined level or above, and a method of preparing the toner. The toner includes: a core layer including a first binder resin, a colorant, and a releasing agent; and a shell layer covering the core layer and including a second binder resin, wherein the first binder resin includes about 70 wt % or above of amorphous polyester resin and about 30 wt % or below of crystalline polyester resin, the second binder resin includes an amorphous polyester resin, and a melting temperature (Tm(C)) of the crystalline polyester resin, a melting temperature (Tm(W)) of the releasing agent, and a melting point (Tm(T)) of the toner satisfy the following conditions: ?20° C.?Tm(W)?Tm(C)?20° C.; and 0° C.<Tm(C)?Tm(T)?10° C.
    Type: Grant
    Filed: October 18, 2010
    Date of Patent: April 30, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyeong Pang, Jae-hwan Kim, Jin-mo Hong, Yo-da Shin, Su-bum Park, Jeong-hyun Lee, Mi-rim Cho
  • Patent number: 8383306
    Abstract: The present disclosure provides an electrographic toner and methods for preparing an electrographic toner. In particular, the present disclosure provides an electrophotographic toner comprising a latex, a colorant and a releasing agent. The electrophotographic toner may further comprise zinc (Zn), iron (Fe), and silicon (Si). The [Zn]/[Fe] ratio may be in the range of about 5.0×10?2 to about 2.0. The [Si]/[Fe] ratio may be in the range of about 5.0×10?4 to about 5.0×10?2. [Zn], [Fe] and [Si] denote the intensities of Zn, Fe and Si, respectively, as measured by X-ray fluorescence spectrometry.
    Type: Grant
    Filed: January 27, 2010
    Date of Patent: February 26, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyeong Pang, Jae-Hwan Kim, Jin-Mo Hong, Su-Bum Park, Jeong-Hyun Lee, Mi-Rim Cho
  • Publication number: 20120214096
    Abstract: A toner to develop an electrostatic charge image, a method of preparing the toner, a toner supply device employing the toner, an apparatus to form an image employing the toner, and a method of forming an image using the toner are provided. The toner includes a binder resin including a first type of binder resin having a first weight-average molecular weight and a second type of binder resin having a second weight-average molecular weight different than the first weight-average molecular weight, a colorant, and a releasing agent.
    Type: Application
    Filed: February 17, 2012
    Publication date: August 23, 2012
    Applicant: Samsung Electronics Co., Ltd
    Inventors: Kyeong PANG, Tae-hoe Koo, Su-bum Park, Ju-yeon Lee, Jun-young Lee
  • Publication number: 20120202149
    Abstract: An electrophotographic toner and a method of preparing the same, the electrophotographic toner including a binder that includes two kinds of resin having different weight average molecular weights, a colorant, and a releasing agent.
    Type: Application
    Filed: February 7, 2012
    Publication date: August 9, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-young LEE, Kyeong Pang, Tae-hoe Koo, Su-bum Park, Ju-yeon Lee
  • Publication number: 20120189952
    Abstract: An electrophotographic toner and a process for preparing the same. The electrophotographic toner includes a binder, a coloring agent, and a release agent. The binder includes two resins having different weight average molecular weights.
    Type: Application
    Filed: January 20, 2012
    Publication date: July 26, 2012
    Applicant: Samsung Electronics Co.,
    Inventors: Jy-yeon Lee, Jun-Young Lee, Kyeong Pang, Tae-Hoe Koo, Su-bum Park
  • Publication number: 20120064450
    Abstract: A toner includes a binder including two different weight molecular weight resins, a colorant, and a releasing agent, wherein a gel permeation chromatogram (GPC) molecular weight distribution curve of the toner has a major peak (Mp) present in a range of about 1.0×104 to about 3.0×104 g/mol and a shoulder curve starting at 1.0×105 g/mol or more, and a storage modulus (G?) curve of the toner with respect to temperature has Ts, which is a temperature at which a storage modulus value begins to decrease, in a temperature range of about 50 to about 67° C.
    Type: Application
    Filed: September 15, 2011
    Publication date: March 15, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kyeong PANG, Jun-young LEE, Tae-hoe KOO, Su-bum PARK, Ju-yeon LEE
  • Patent number: 8112109
    Abstract: A reflector for a mobile terminal includes a plate having a front and rear side, such that the plate is configured to be located on a mobile terminal. The reflector further includes a recess formed in the rear side of the plate, such that the recess is shaped to form a concave portion, and reflecting material positioned along the concave portion to reflect light incident on the front side of at least a portion of the plate.
    Type: Grant
    Filed: October 16, 2007
    Date of Patent: February 7, 2012
    Assignee: LG Electronics Inc.
    Inventor: Su-Bum Park
  • Publication number: 20110183252
    Abstract: Toner for developing an electrostatic image, which satisfies charging stability, low-temperature fixability, high-temperature storage characteristics, and durability with respect to an environment up to a predetermined level or above, and a method of preparing the toner. The toner includes: a core layer including a first binder resin, a colorant, and a releasing agent; and a shell layer covering the core layer and including a second binder resin, wherein the first binder resin includes about 70 wt % or above of amorphous polyester resin and about 30 wt % or below of crystalline polyester resin, the second binder resin includes an amorphous polyester resin, and a melting temperature (Tm(C)) of the crystalline polyester resin, a melting temperature (Tm(W)) of the releasing agent, and a melting point (Tm(T)) of the toner satisfy the following conditions: ?20° C.?Tm(W)?Tm(C)?20° C.; and 0° C.<Tm(C)?Tm(T)?10° C.
    Type: Application
    Filed: October 18, 2010
    Publication date: July 28, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kyeong Pang, Jae-hwan Kim, Jin-mo Hong, Yo-da Shin, Su-bum Park, Jeong-hyun Lee, Mi-rim Cho
  • Publication number: 20110151368
    Abstract: An electrophotographic toner including a binder, a colorant and a releasing agent, and a method of preparing the electrophotographic toner.
    Type: Application
    Filed: September 15, 2010
    Publication date: June 23, 2011
    Applicant: Samsung Electronics Co., Ltd
    Inventors: Jin-mo Hong, Jae-hwan Kim, Kyeong Pang, Su-bum Park, Jeong-hyun Lee, Mi-rim Cho
  • Publication number: 20110104605
    Abstract: The disclosure provides an electrographic toner having a core layer, which includes a binder, a colorant and two or more types of releasing agents, and a shell layer covering the core layer, and a method of preparing the same.
    Type: Application
    Filed: November 2, 2010
    Publication date: May 5, 2011
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jae-hwan KIM, Kyeong Pang, Jin-mo Hong, Su-bum Park, Jeong-hyun Lee, Mi-rim Cho
  • Patent number: 7930003
    Abstract: Disclosed herein is a communication terminal which has an adequate structure for keys so as to sufficiently fulfill various communication services, to thereby make the communication terminal compact, and can control operation of the keys so as to minimize a data input error of the keys. The communication terminal includes a first housing, a second housing which is oppositely coupled to the first housing, and a control unit which interrupts operation of a data input part provided at either the first housing or the second housing according to movement of the second housing with respect to the first housing.
    Type: Grant
    Filed: October 26, 2006
    Date of Patent: April 19, 2011
    Assignee: LG Electronics Inc.
    Inventors: Su Bum Park, Kwang Joon Lee