Seongnam-si, South Korea

Ju-Il Choi

USPTO Granted Patents = 58 


Average Co-Inventor Count = 5.6

ph-index = 6

Forward Citations = 304(Granted Patents)

Forward Citations (Not Self Cited) = 297(Oct 12, 2025)


Location History:

  • Gyunggi-do, KR (2011 - 2013)
  • Suwon-si, KR (2012 - 2017)
  • Seongnam-si, KR (2016 - 2024)

Company Filing History:


Years Active: 2011-2025

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58 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Ju-Il Choi in Semiconductor Technology

Introduction: Ju-Il Choi is a prominent inventor based in Seongnam-si, South Korea, recognized for his significant contributions to semiconductor technology. With an impressive portfolio of 51 patents, Choi's work has had a profound impact on the development of advanced semiconductor packages, showcasing his expertise in engineering and innovation.

Latest Patents: Among his latest patents, Ju-Il Choi has developed groundbreaking semiconductor packages that enhance performance and efficiency. One noteworthy patent describes a semiconductor package that includes a redistribution substrate with a semiconductor chip located on its first surface and a solder pattern on the opposite side. This design not only optimizes space but also improves the connectivity of the semiconductor components. Another recent patent outlines a semiconductor package featuring an under-bump pattern that incorporates a via portion and a wire portion, enhancing the electrical connections through strategically designed conductive terminals. Both patents illustrate Choi's commitment to advancing semiconductor technology through innovative design.

Career Highlights: Choi has made a name for himself at Samsung Electronics Co., Ltd., where he collaborates with other brilliant minds in the field. His extensive experience within the company has equipped him with a deep understanding of semiconductor technologies and applications, enabling him to contribute significantly to the industry.

Collaborations: Throughout his career, Ju-Il Choi has worked alongside esteemed colleagues such as Atsushi Fujisaki and Jeonggi Jin. Their collaboration has fostered a creative environment where innovation thrives, leading to the development of cutting-edge semiconductor solutions.

Conclusion: Ju-Il Choi's contributions to semiconductor technology demonstrate the power of innovation in advancing electronic components. His patents reflect a forward-thinking approach that not only enhances the functionality of semiconductor packages but also sets new standards in the industry. Through his work at Samsung Electronics Co., Ltd., Choi continues to influence the direction of semiconductor research and development, making him a vital figure in the world of technology.

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