■ International Patents (Registered)

1.       Yoon Young Kim, Yu Bin Oh, Shin Young Kim, and Joong Seok Lee, “Mode Conversion Reflector,” U.S. Patent No. 12,332,215 B2 (June 17, 2025)

2.       カン、ソクウォン, キム、ジュンホ, キム、ユンヨン,チョン、ジュヨン, , ヒョン、トンジン, “外骨格型着用ロボット特許第7676264号, [Seok Won Kang, Junho Kim, Yoon Young Kim, Ju Young Jung, and Dongjin Hyun, “Exoskeleton-Type Wearable Robot,” JP Patent No. 7676264 (May, 2, 2025)

3.       Jeseung Lee, Jooa Park, Yoon Young Kim, “Matching Media for Perfect Transmission of Ultrasonic Waves,” US Patent No. 12,266,333 B2 (April 1, 2025)

4.        Dongil Shin, Sang Min Han, Suh In Kim, Seok Won Kang, Yoon Young Kim, Yong Sub Yi, Seungmin Kwon, Seoung Hoon Woo, “Suspension System for Vehicle, CN Patent No. ZL 2019 1 1197557.8, Announcement No.: CN 111319412 B (June 25, 2024)

5.       Dongil Shin, Sang Min Han, Suh In Kim, Seok Won Kang, Yoon Young Kim, Yong Sub Yi, Moon Won Kang Seungmin Kwon "Suspension System for Vehicle", Application Number: 201911193312.8, Application Date: 28.11.2019, Publication Number: CN 111319411, Publication Date: 23.06.2020, Grant Number: CN 111319411,  (Aug. 8, 2024)

6.       Seok Won Kang and Yoon Young Kim, " Hip Joint Link Apparatus," CN Patent No. CN 113799096 B (May 17, 2024)

7.       Jeseung Lee, Minwoo Kweun, and Yoon Young Kim, "Anisotropic Media for Full Transmission of Obliquely Incident Elastic Waves," US Patent No. 11,448,786 B2 (Sep. 20, 2022)

8.       Yoon Young Kim, Min Woo Kweun, Xiong Wei Yang, and Chun Guang Piao, “Ultrasonic Transducers for Flow Velocity Measurement with Meta Slab," US Patent No. 11,428,554 B2 (Aug. 30, 2022)

9.         Dongil Shin, Sang Min Han, Suh In Kim, Seok Won Kang, Yoon Young Kim, Yong Sub Yi, Seungmin Kwon, and Seung Hoon Woo, “Suspension System for Vehicle," US Patent No. 11,214,108 B2 (Jan. 4, 2022)

10.     Yoon Young Kim, Xiongwei Yang, Min Woo Kweun, and Hyung Jin Lee, “Anisotropic Media for Elastic Wave Mode Conversion, Shear Mode Ultrasound Transducer Using the Anisotropic Media, Sound Insulating Panel Using the Anisotropic Media, Filter for Elastic Wave Mode Conversion, Ulstrasound Transducer Using the Filter, and Wave Energy Dissipater Using the Filter,” US Patent No. 11,205,410 B2 (Dec. 21, 2021)

11.     Dongil Shin, Sang Min Han, Suh In Kim, Seok Won Kang, Yoon Young Kim, Yong Sub Yi, Moon Won Kang, and Seungmin Kwon, “Suspension System for Vehicle," US Patent No. 11,186,132 B2 (Nov. 30, 2021)

12.     Yoon Young Kim, Min Woo Kweun, Xiong Wei Yang, and Chun Guang Piao, “Ultrasonic Transducers for Flow Velocity Measurement with Meta Slab," CN Patent No. ZL201980003711.5 (Jun. 4, 2021)

13.     Yoon Young Kim and Ki Yean Kim, "Resonator Device for Enhancing Output and Sensitivity of Guided Wave Transducers and the Method of Enhancement Controlling," US Patent No. 10,732,151 B2 (Aug. 4, 2020)

14.     Yoon Young Kim, Jieun Yang, and Joong Seok Lee, "Sound Absorbing and Insulating Structures by Tailoring Sound Velocities, and Method of Designing the Sound Absorbing and Insulating Structures," US Patent No. 10,621,966 B2 (Apr. 14, 2020)

15.     Yoon Young Kim, Suh In Kim, Seungmin Kwon, Yong Sub Yi, and Seung Hoon Woo, “Suspension System for Vehicle,” US Patent No. 10,435,068 B2 (Oct. 8, 2019)

16.     Hong Min Seung and Yoon Young Kim, “Omni-directional Shear-horizontal Wave Electromagnetic Acoustic Transducer,” US Patent No. 9,664,650 B2 (May 30, 2017)

17.     Yoon Young Kim, Hong Min Seung, and Hoe Woong Kim, “Omni-directional Shear-horizontal Wave Magneto-strictive Patch Transducer and Method of Winding Coil,” US Patent No. 9,450,169 B2 (Sep. 20, 2016)

18.     Jae Chun Ryu, Hyoung Kee Kim, and Yoon Young Kim, “Method of Automatically Creating Natural Image by Using Optimization,” US Patent No.8,520,937 B2 (Aug. 27, 2013)

19.     Chan Il Park, Sun Ho Lee, and Yoon Young Kim, “Non-contact Type Transducer for Rod Member Having Multi-loop Coil,” US Patent No. 8,356,519 B2 (Jan. 22, 2013)

20.     Hoe Woong Kim, Young Eui Kwon, and Yoon Young Kim, “Segmented Magnetostrictive Patch Array Transducer, Apparatus for Diagnosing Structural Fault by Using the Same, and Method of Operating the Same,” US Patent No. 8,354,842 B2 (Jan. 15, 2013) 

21.     Ju Seung Lee, Min Kyung Lee, Heung Son Lee, and Yoon Young Kim, “Magnetostrictive Transducer and Apparatus and Method for Monitoring Structural Health Using the Same,” US Patent No. 8,305,074 B2 (Nov. 6, 2012)

22.     Woo-chul Kim and Yoon Young Kim, “Microspeaker and Method of Designing the Same,” US Patent No. 8,050,445 B2 (Nov. 1, 2011)

23.     Seok Heo and Yoon Young Kim, “Method of Designing Rotary Thermal Actuator and Rotary Thermal Actuator,” US Patent No. 7,719,161 B2 (May 18, 2010)

24.     Yoon Young Kim and Soon Woo Han, “Electromagnetic Acoustic Transducer for Generating and Measuring Bending Vibration in Rod Member Using Anti-symmetric Magnetic Field Structure,” US Patent No. 7,742,616 B2 (Jun. 22, 2010)

25.     Yoon Young Kim and Soon Woo Han, “An Electro-acoustic Transducer that Generates and Measures Bending Vibrations in a Bar Using an Inversely Symmetric Magnetic Field Structure,” JP Patent No. 4414962 B2 (Nov. 27, 2009)

26.     Yoon Young Kim, Seung Hyun Cho, Soon Woo Han, and Chan Il Park, “Apparatus and Method for Generating and Sending Torsional Vibrations Using Magnetostriction,” US Patent No. 7,621,189 B2 (Nov. 24, 2009)

27.     Yoon Young Kim, Seung Hyun Cho, Ik Kyu Kim, and Chan Il Park, “Method of Generating and Measuring Torsional Waves in Cylindrical Structure Using Magnetostrictive Effect, and Magnetostsrictive Transducer and Structure Diagnosis Apparatus Using the Method,” US Patent No. 7,614,313 B2 (Nov. 10, 2009)

28.     Seung Hyun Cho, Chan Il Park, Woo Chul Kim, and Yoon Young Kim, “Magnetic Deformation Transducer Using Tail Patch and Elastic Wave Measuring Device Using it,” JP Patent No. 4203045B2 (Oct. 17, 2008)

29.     Seung Hyun Cho, Chan Il Park, Yoon Young Kim, and Soon Woo Han, “Torsional Vibration Generation and Measurement Method Using Magnetic Deformation, and Torsional Vibration Generation and Measurement Apparatus Using the Same,” JP Patent No. 4182121 B2 (Sep. 5, 2008)

30.     Seung Hyun Cho, Kyung Ho Sun, Ju Seung Lee, and Yoon Young Kim, “Magnetorestrictive Transducer for Generating and Measuring Elastic Waves, and Apparatus for Structural Diagnosis Using the Same,” US Patent No. 6,924,642 B1 (Aug. 2, 2005)

31.     Yoon Young Kim, Seung Hyun Cho, Young Kyu Kim, and Woo Chul Kim, “Methods and Apparatus for Measuring Flexural Wave and/or Flexural Vibration Using a Magnetostrictive Sensor,” US Patent No. 6,868,730 B2 (Mar. 22, 2005)

32.     Yoon Young Kim, Chan Il Park, Seung Hyun Cho, and Woo Chul Kim, “Magnetostrictive Transducer Using Tailed Patches and Apparatus for Measuring Elastic Wave Using the Magnetostrictive Transducer,” US Patent No. 7,295,001 B2 (Nov. 13, 2007)

33.     Chan Il Park, Seung Hyun Cho, Soon Woo Han, and Yoon Young Kim, “Transducer for Generating and Measuring Torsional Waves, and Apparatus and Method for Structural Diagnosis Using the Same,” US Patent No. 7,215,118 B2 (May 8, 2007)

34.     Yoon Young Kim, Soon Woo Han, and Chan Il Park, “Apparatus for Generating and Measuring Bending Vibration in a Non-ferromagnetic Pipe without Physical Contact,” US Patent No. 7,140,254 B2 (Nov. 28, 2006)