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For the Inventor, By the Inventor

Changwon, South Korea

Ji Young Lee

This inventor holds 13 USPTO granted patents and 4 EPO patents. Top assignees: Korea Electrotechnology Research Institute, Em-Tech Co., Ltd.. Active years: 2011-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ji Young Lee. Retrieved from https://idiyas.com/inventor/ji-young-lee-ns4geopa

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 13

% Patents Active = 84.6


Average Co-Inventor Count = 4.5

ph-index = 3

Forward Citations = 62(Granted Patents)


Location History:

  • Masan-si, KR (2011)
  • Changwon-si, KR (2011)
  • Changwon, KR (2013 - 2019)
  • Gyeongsangnam-do, KR (2021 - 2023)

Company Filing History:

goldMedal7 out of 162 
 
Korea Electrotechnology Research Institute
 patents
silverMedal6 out of 58 
 
Em-Tech Co., Ltd.
 patents

Years Active: 2011-2024

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13 patents (USPTO):Explore Patents
1. 12143793 - Diaphragm for high pressure waterproof microspeaker and high pressure waterproof microspeaker including the same (2024-11-12),
2. 11696508 - Sound vibration sensor using piezoelectric element having cantilever structure (2023-07-04),
3. 11425487 - Translation system using sound vibration microphone (2022-08-23),
4. 11302861 - Hybrid actuator having a flexible printed circuit board for applying an electric current to a piezoelectric element and a coil inside a housing of the hybrid actuator (2022-04-12),
5. 11206500 - Bone conduction speaker (2021-12-21),
6. 11206490 - Sound generating actuator (2021-12-21),
7. 10256683 - Electric machine having asymmetric magnetic pole shape for torque ripple reduction (2019-04-09),
8. 9692269 - Winding configuration of doubly salient permanent magnet electric machine (2017-06-27),
9. 9246376 - Doubly salient permanent magnet electric machine (2016-01-26),
10. 8624446 - Doubly salient permanent magnet electric machine (2014-01-07),
11. 8593019 - Structure for linear and rotary electric machines (2013-11-26),
12. 7952252 - Inner rotor type permanent magnet excited transverse flux motor (2011-05-31),
13. 7928612 - Low-noise, high-speed, high precision and high-thrust flux reversal motor for linear or rotary motion system (2011-04-19),

Title: Innovations of Ji Young Lee in Acoustic Technology

Introduction

Ji Young Lee is a prominent inventor based in Changwon, South Korea, known for his significant contributions to acoustic technology. With a total of 13 patents to his name, he has developed innovative solutions that enhance sound reproduction and detection.

Latest Patents

Among his latest patents are a diaphragm for a high pressure waterproof microspeaker and a sound vibration sensor using a piezoelectric element with a cantilever structure. The diaphragm is designed to reproduce sound effectively in high water pressure environments, featuring a unique structure that includes a center diaphragm and a side diaphragm. This design allows for improved sound quality and durability in challenging conditions. The sound vibration sensor utilizes a piezoelectric element to detect voice vibrations, amplifying them for accurate sound detection.

Career Highlights

Ji Young Lee has worked with notable organizations such as the Korea Electrotechnology Research Institute and Em-tech Co., Ltd. His experience in these institutions has allowed him to refine his skills and contribute to advancements in acoustic technologies.

Collaborations

Throughout his career, Ji Young Lee has collaborated with talented individuals, including Shi Uk Chung and Do Hyun Kang. These partnerships have fostered innovation and creativity in his projects.

Conclusion

Ji Young Lee's work in acoustic technology showcases his dedication to innovation and excellence. His patents reflect a deep understanding of sound mechanics and a commitment to improving audio experiences.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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