Patents by Inventor Yong Joo

Yong Joo 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).

  • Optical imaging system
    Patent number: 12147013
    Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens. The first lens has positive refractive power and a convex image-side surface. The second lens has negative refractive power. The third lens has negative refractive power. The fourth lens has negative refractive power and an inflection point formed on an image-side surface thereof. The fifth lens has positive refractive power and a convex image-side surface.
    Type: Grant
    Filed: July 14, 2020
    Date of Patent: November 19, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Tae Youn Lee, Yong Joo Jo
  • CAMERA MODULE
    Publication number: 20240377652
    Abstract: A camera module includes a housing including an opening and configured to accommodate an optical path conversion unit and a lens module, a shielding member configured to shield the opening of the housing, and a reflection reducing member disposed on an inner surface of the shielding member and configured to reduce internal reflections from the inner surface of the shielding member occurring between an end of the lens module and an image sensor.
    Type: Application
    Filed: July 24, 2024
    Publication date: November 14, 2024
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ga Yeon JU, Yeun Ho JUNG, Jung Kyun CHO, Yong Joo JO
  • Optical imaging system
    Patent number: 12140738
    Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially arranged along an optical axis from an object side toward an image side. The fifth lens has a positive refractive power, a focal length of the fifth lens is smaller than an overall focal length of the optical imaging system, and ?0.38?R10/f??0.32, where R10 is a radius of curvature of an image-side surface of the fifth lens and f is the overall focal length of the optical imaging system.
    Type: Grant
    Filed: November 29, 2023
    Date of Patent: November 12, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ju Hwa Son, In Gun Kim, Yong Joo Jo, Ju Sung Park
  • X-ray imaging apparatus
    Patent number: 12138101
    Abstract: Provided is an X-ray image apparatus. The X-ray imaging apparatus include an imaging body and a control circuit. The image body acquires X-ray image data of an object and includes an X-ray generation device and an X-ray sensing device. The X-ray generating device and the X-ray sensing device are disposed to face each other with the object in between. The control circuit reconfigures an X-ray image of the object based on the X-ray image data, acquire size information of the object, rotate the X-ray generation device and the X-ray sensing device about a rotation axis between the X-ray generation device and the X-ray sensing device, and move the object along a direction of the rotation axis with respect to the X-ray generation device and the X-ray sensing device when acquiring the X-ray image data.
    Type: Grant
    Filed: August 31, 2021
    Date of Patent: November 12, 2024
    Assignees: VATECH Co., Ltd., VATECH EWOO Holdings Co., Ltd.
    Inventors: Tae Hee Han, Yong Joo Yang, Sung Hwan Lim
  • OPTICAL IMAGING SYSTEM
    Publication number: 20240369808
    Abstract: An optical imaging system includes a first lens having positive refractive power, a second lens, a third lens, a fourth lens, and a fifth lens, arranged in order from an object side. The first lens is shaped such that a length of a first axis, which intersects an optical axis, is greater than a length of a second axis, which intersects the optical axis and is perpendicular to the first axis. The optical imaging system satisfies 4.5<TTL/IMG HT<6.5; 0.87<TTL/f<1.31; and 0.65<L1S1es/L1S1el<0.9.
    Type: Application
    Filed: July 18, 2024
    Publication date: November 7, 2024
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Joon Hee BYUN, Ho Sik YOO, Yong Joo JO
  • OPTICAL IMAGING SYSTEM
    Publication number: 20240361578
    Abstract: An optical imaging system includes a first lens, a second lens, a third lens having negative refractive power, a fourth lens, a fifth lens, and a sixth lens, disposed in order from an object side. The optical imaging system has a field of view of 120 degrees or greater, and a distortion aberration at a highest height of an imaging plane is +30% or greater or ?30% or lower.
    Type: Application
    Filed: July 5, 2024
    Publication date: October 31, 2024
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ju Hwa SON, Jong Gi LEE, Sang Hyun JANG, Hyo Jin HWANG, Yong Joo JO
  • ADVANCED HIGH STRENGTH ZINC PLATED STEEL SHEET HAVING EXCELLENT SURFACE QUALITY AND ELECTRICAL RESISTANCE SPOT WELDABILITY AND MANUFACTURING METHOD THEREOF
    Publication number: 20240344164
    Abstract: The present disclosure relates to a high-strength hot-dip galvanized steel sheet having excellent surface quality and electrical resistance spot weldability, and a method for manufacturing the same. A galvanized steel sheet according to an aspect of the present disclosure is a galvanized steel sheet including a base steel sheet and a zinc-based plating layer formed on a surface of the base steel sheet, wherein a ratio (a/b) of a hardness of a surface layer portion (a) to a hardness of an internal portion (b) of the base steel sheet may be less than 0.95.
    Type: Application
    Filed: April 25, 2024
    Publication date: October 17, 2024
    Applicant: POSCO CO., LTD
    Inventors: Ki-Cheol Kang, Chung-Hwan Lee, Yong-Joo Kim, Kang-Min Lee, Kyoo-Young Lee
  • OPTICAL IMAGING SYSTEM
    Publication number: 20240337814
    Abstract: An optical imaging system includes a first lens group, a second lens group, a third lens group, and a fourth lens group sequentially disposed in ascending numerical order along an optical axis of the optical imaging system away from an object side of the optical imaging system toward an imaging plane of the optical imaging system, at least one lens group among the first to fourth lens groups being configured to be movable along the optical axis; and a reflective member disposed on an object side of the first lens group and including a reflective surface configured to change an optical path, wherein the first lens group has a positive refractive power, and 0.45?fG1/L?0.8 is satisfied, where fG1 is a focal length of the first lens group, and L is a distance from an object-side surface of the reflective member to the imaging plane.
    Type: Application
    Filed: April 5, 2024
    Publication date: October 10, 2024
    Applicants: Samsung Electro-Mechanics Co., Ltd., Kumoh National Institute of Technology Industry-Academic Cooperation Foundation
    Inventors: Tae Yeon LIM, Jae Myung RYU, Yong Joo JO, Phil Ho JUNG
  • IMAGING LENS SYSTEM
    Publication number: 20240337816
    Abstract: An imaging lens system includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens, sequentially disposed at intervals from an object side of the imaging lens system. A refractive index of each of the second lens, the third lens, the fourth lens, and the fifth lens is 1.6 or greater, and TTL/2IH<0.730, where TTL is a distance from an object side surface of the first lens to an imaging plane, and 21H is a diagonal length of the imaging plane.
    Type: Application
    Filed: June 21, 2024
    Publication date: October 10, 2024
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Kil Soo SHIN, Yong Joo JO
  • PSEUDO-ELECTROPHEROGRAM CONSTRUCTION FROM PEPTIDE LEVEL MASS SPECTROMETRY DATA
    Publication number: 20240329052
    Abstract: Methods and apparatuses for the identification and/or characterization of properties of a macromolecule based on mass spectrometry data. Specifically, described herein are methods and apparatuses for converting peptide-level data into a pseudo-intact mass spectra. Also described herein are methods and apparatuses for converting peptide-level data into a pseudo-electropherogram. The methods may be well suited for analyzing proteins and protein complexes, including estimating properties of post-translational modifications of the proteins and protein complexes. Methods may include generating a theoretical graph or spectrum based on peptide-level mass spectrometry data. In some embodiments, the theoretical graph may be a theoretical intact mass spectrum or a theoretical charge distribution spectrum.
    Type: Application
    Filed: June 7, 2024
    Publication date: October 3, 2024
    Inventors: Andrew NICHOLS, Marshall BERN, Yong Joo KIL, Eric Carlson
  • ORGANOMETALLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE ORGANOMETALLIC COMPOUND, AND ELECTRONIC APPARATUS INCLUDING THE ORGANIC LIGHT-EMITTING DEVICE
    Publication number: 20240324438
    Abstract: An organometallic compound represented by Formula 1: M1(L1)n1(L2)n2??Formula 1 wherein, M1 is a transition metal, L1 is a ligand represented by Formula 1A, L2 is a ligand represented by Formula 1B, and n1 and n2 are each independently 1 or 2: with the proviso that i) X43 is C linked to Y2 in Formula 2 and X44 is C linked to Y3 in Formula 2; ii) X44 is C linked to Y2 in Formula 2 and X45 is C linked to Y3 in Formula 2; or iii) X45 is C linked to Y2 in Formula 2 and X46 is C linked to Y5 in Formula 2; wherein the remaining substituent groups of Formulae 1A, 1B, and 2 are as provided herein.
    Type: Application
    Filed: March 22, 2024
    Publication date: September 26, 2024
    Inventors: Ohyun Kwon, Bumwoo Park, Virendra Kumar RAI, Myungsun Sim, Yong Joo Lee
  • Optical imaging system having seven lenses of various refractive powers
    Patent number: 12099166
    Abstract: An optical imaging system a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed in numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging plane of the optical imaging system, wherein the optical imaging system satisfies 0.5<L1234TRavg/L7TR<0.9, where L1234TRavg is an average value of overall outer diameters of the first to fourth lenses, L7TR is an overall outer diameter of the seventh lens, and L1234TRavg and L7TR are expressed in a same unit of measurement.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: September 24, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Il Yong Park, Dong Shin Yang, Yong Joo Jo, Ga Young An
  • Optical imaging system having seven lenses of various refractive powers
    Patent number: 12099167
    Abstract: An optical imaging system a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed in numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging plane of the optical imaging system, wherein the optical imaging system satisfies 0.5<L1234TRavg/L7TR<0.9, where L1234TRavg is an average value of overall outer diameters of the first to fourth lenses, L7TR is an overall outer diameter of the seventh lens, and L1234TRavg and L7TR are expressed in a same unit of measurement.
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: September 24, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Il Yong Park, Dong Shin Yang, Yong Joo Jo, Ga Young An
  • Organometallic compound, organic light-emitting device including the same, and electronic apparatus including the organic light-emitting device
    Patent number: 12101995
    Abstract: Provided are an organometallic compound represented by Formula 1, an organic light-emitting device including the same, and an electronic apparatus including the organic light-emitting device: M(L1)n1(L2)n2??Formula 1 wherein M, L1, L2, n1, and n2 in Formula 1 are each the same as described in the present specification.
    Type: Grant
    Filed: March 22, 2021
    Date of Patent: September 24, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong Joo Lee, Byungjoon Kang, Shingo Ishihara, Jeoungin Yi, Byoungki Choi, Yasushi Koishikawa, Kyuyoung Hwang
  • OPTICAL IMAGING SYSTEM
    Publication number: 20240310605
    Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed in numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging plane of the optical imaging system, wherein the optical imaging system satisfies 0.5<L12345TRavg/L7TR<0.9, where L12345TRavg is an average value of overall outer diameters of the first to fifth lenses, L7TR is an overall outer diameter of the seventh lens, and L12345TRavg and L7TR are expressed in a same unit of measurement.
    Type: Application
    Filed: May 22, 2024
    Publication date: September 19, 2024
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jin Hwa JUNG, Sot Eum SEO, Yong Joo JO, Ga Young AN
  • OPTICAL IMAGING SYSTEM
    Publication number: 20240310608
    Abstract: An optical imaging system includes: a first lens having a concave image-side surface; a second lens having refractive power; a third lens having a concave image-side surface; a fourth lens having a concave object-side surface or a convex image-side surface; a fifth lens having refractive power; a sixth lens having a concave image-side surface; and a seventh lens having negative refractive power. The first to seventh lenses are sequentially disposed from an object side and 1.62<(N2+N5+N6)/3, where N2 is a refractive index of the second lens, N5 is a refractive index of the fifth lens, and N6 is a refractive index of the sixth lens.
    Type: Application
    Filed: May 22, 2024
    Publication date: September 19, 2024
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ho Sik YOO, Dong Shin YANG, Yong Joo JO, Sot Eum SEO
  • Optical imaging system
    Patent number: 12092799
    Abstract: An optical imaging system includes a first lens group, a second lens group, and a third lens group, sequentially arranged from an object side, wherein the first lens group includes two lenses having negative and positive refractive power, the second lens group includes a plurality of lenses, and the third lens group includes two lenses having negative and positive refractive power.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: September 17, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Hag Chul Kim, Phil Ho Jung, Yong Joo Jo
  • Optical imaging system
    Patent number: 12092798
    Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, and an eighth lens, sequentially disposed from an object side to an imaging plane. The optical imaging system satisfies the expression BFL/f<0.15, where BFL represents a distance from an image-side surface of the eighth lens to an imaging plane of an image sensor and f represents an overall focal length of the optical imaging system.
    Type: Grant
    Filed: March 20, 2023
    Date of Patent: September 17, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jin Hwa Jung, Yong Joo Jo
  • Optical imaging system
    Patent number: 12092899
    Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens sequentially disposed from an object side. The third lens and the sixth lens have positive refractive power, and an f-number (F No.) of the optical imaging system is 1.7 or less.
    Type: Grant
    Filed: April 26, 2022
    Date of Patent: September 17, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ju Hwa Son, Ki Jin Nam, Ju Sung Park, Yong Joo Jo
  • Optical imaging system and portable electronic device including the same
    Patent number: 12085698
    Abstract: An optical imaging system includes a plurality of lenses disposed along an optical axis, and a reflection member disposed to be closer to an object than all of the plurality of lenses and having a reflection surface configured to change a path of light. The plurality of lenses are spaced apart from each other by preset distances along the optical axis, and the condition 0.8<TTL/ft<1.1 is satisfied, where TTL is a distance from an object-side surface of a lens closest to the object among the plurality of lenses to an imaging plane of an image sensor, and ft is an overall focal length of an optical system including the plurality of lenses.
    Type: Grant
    Filed: May 9, 2023
    Date of Patent: September 10, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Tae Youn Lee, Jin Hwa Jung, Yong Joo Jo