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For the Inventor, By the Inventor

Daejeon, South Korea

Byung-Seok Choi

This inventor holds 20 USPTO granted patents and 7 published patent applications, primarily in Quantum Optics. Top assignee: Electronics and Telecommunications Research Institute. Active years: 2006-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Byung-Seok Choi. Retrieved from https://idiyas.com/inventor/byung-seok-choi

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

USPTO Granted Patents = 20 

% Patents Active = 35.0

Average Co-Inventor Count = 3.9

ph-index = 4

Forward Citations = 35(Granted Patents)


Location History:

  • Daejon, KR (2006)
  • Daejeon, KR (2009 - 2023)
  • Sejong, KR (2020 - 2024)

Company Filing History:

goldMedal20 out of 11,790 
 
Electronics and Telecommunications Research Institute
 patents

Years Active: 2006-2026

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Areas of Expertise:
Polarized Light
Quantum Key Distribution
Optical Waveguide
Tunable Laser
Superluminescent Diode
Optical Amplifier
Semiconductor Devices
Optical Transmitter
Reflective Amplifier
Wavelength-Tunable Laser
Optical Signal Processing
Communication Module
20 patents (USPTO):Explore Patents
1. 12769069 - Optical alignment device and optical alignment method (2026-10-20),
2. 12730329 - Device for generating and splitting polarized light (2026-09-08),
3. 12388630 - Quantum key distribution system and operation method thereof (2025-08-12),
4. 11860376 - Polarization decomposition device (2024-01-02),
5. 11770245 - Quantum key distribution system and operation method thereof (2023-09-26),
6. 10649139 - Optical waveguide structure (2020-05-12),
7. 10447010 - Method and apparatus for controlling external cavity laser (2019-10-15),
8. 9343614 - Superluminescent diode, method of manufacturing the same, and wavelength-tunable external cavity laser including the same (2016-05-17),
9. 9148227 - Reflective colorless optical transmitter (2015-09-29),
10. 8995480 - Tunable laser module (2015-03-31),
11. 8989229 - Superluminescent diode, method of manufacturing the same, and wavelength-tunable external cavity laser including the same (2015-03-24),
12. 8804232 - Semiconductor optical devices and methods of fabricating the same (2014-08-12),
13. 8594469 - Optical amplifier (2013-11-26),
14. 8548015 - Wavelength-tunable external cavity laser module (2013-10-01),
15. 8428091 - Tunable laser module (2013-04-23),

Title: Inventor Byung-Seok Choi: Revolutionizing Technology in Daejeon, KR

Introduction: Byung-Seok Choi is a visionary inventor hailing from Daejeon, South Korea, known for his groundbreaking contributions to the field of technology.

Latest Patents: Byung-Seok Choi holds several patents in the areas of artificial intelligence, renewable energy, and biotechnology, showcasing his diverse range of expertise and innovative thinking.

Career Highlights: With a career spanning over two decades, Choi has worked with leading research institutions and tech companies, spearheading projects that have pushed the boundaries of what is possible in the tech industry.

Collaborations: Throughout his career, Byung-Seok Choi has collaborated with top scientists, engineers, and researchers both locally and internationally, fostering a culture of innovation and knowledge-sharing.

Conclusion: Byung-Seok Choi's relentless pursuit of innovation and his passion for creating technology that makes a difference continue to inspire the next generation of inventors and tech enthusiasts worldwide.

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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