Hae Chul Choi

This inventor holds 57 USPTO granted patents and 20 published patent applications and 1 EPO patent, primarily in Video Encoding. Top assignees: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee University, Kwangwoon University Industry-Academic Collaboration Foundation. Active years: 2013-2026.

USPTO Granted Patents = 57 (Patent Applications = 20)

% Patents Active = 93.0

EPO Patents = 1 (Patent Applications = 11)

Average Co-Inventor Count = 10.1

ph-index = 7

Forward Citations = 153(Granted Patents)

Forward Citations (Not Self Cited) = 75(Dec 10, 2025)

Location History:

Daejeon-si, KR (2017 - 2023)
Daejeon, KR (2013 - 2024)

Company Filing History:

51 out of 11,712

Electronics and Telecommunications Research Institute

patents

24 out of 635

University-Industry Cooperation Group of Kyung Hee University

patents

21 out of 210

Kwangwoon University Industry-Academic Collaboration Foundation

patents

4. 12 out of 37

Hanbat National University Industry-Academic Cooperation Foundation

patents

5. 7 out of 83

Korea Aerospace University

patents

6. 5 out of 2,776

Korea Advanced Institute of Science and Technology

patents

7. 3 out of 2,717

Dolby Laboratories Licensing Corporation

patents

8. 3 out of 380

Intellectual Discovery Co., Ltd.

Industry-Academic Cooperation Foundation Hanbat National Univ

patent

11. 1 out of 11

Industry-University Cooperation Foundation Korea Aerospace University

patents

12. 1 out of 18

Intellectual Discovery, Inc.

patents

where one patent can have more than one assignee

Years Active: 2013-2026

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Areas of Expertise:

Video Encoding

Image Decoding

Adaptive Methods

Ultra-High Definition

Bitstream Storage

Intra Prediction

Discrete Cosine Transform

Unidirectional Prediction

Encoding Simplification

Encoding Device

Decoding Device

Filter Information Prediction

57 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12720075 - Intra prediction mode encoding/decoding method and apparatus (2026-08-25),

2. RE50819 - Method and apparatus for video-encoding/decoding using filter information prediction (2026-03-10),

3. 12556690 - Video encoding/decoding method and apparatus, and recording medium in which bit stream is stored (2026-02-17),

4. 12439052 - Image encoding/decoding method and apparatus, and recording medium for storing bitstream (2025-10-07),

5. 12401799 - Image encoder and decoder using unidirectional prediction (2025-08-26),

6. 12309411 - Method and device for simplifying the encoding and decoding of ultra-high definition images (2025-05-20),

7. 12260599 - Apparatus and method for coding/decoding image selectively using discrete cosine/sine transform (2025-03-25),

8. 12238285 - Method and device for encoding/decoding image, and recording medium for storing bitstream (2025-02-25),

9. 12212739 - Adaptive video encoding device and method, and appartus using same (2025-01-28),

10. 12206843 - Adaptive video decoding and encoding method, and apparatus using same (2025-01-21),

11. 12184867 - Intra prediction mode encoding/decoding method and apparatus (2024-12-31),

12. 12177453 - Image encoder and decoder using unidirectional prediction (2024-12-24),

13. 12108051 - Image encoding/decoding method and device, and recording medium using intra block copy (2024-10-01),

14. 12069258 - Video encoding/decoding method and apparatus, and recording medium in which bit stream is stored (2024-08-20),

15. 12041242 - Image encoding/decoding method and apparatus, and recording medium for storing bitstream (2024-07-16),

Title: The Innovative Journey of Hae Chul Choi

Introduction: Hae Chul Choi, a pioneering inventor hailing from Daejeon, South Korea, has made significant contributions to the field of technology with his groundbreaking inventions and patents.

Latest Patents: Choi's latest patents showcase his commitment to innovation, with a focus on advancements in robotics, artificial intelligence, and sustainable energy solutions.

Career Highlights: Throughout his illustrious career, Hae Chul Choi has been at the forefront of technological innovation, leading research teams and spearheading projects that have pushed the boundaries of what is possible in the tech industry.

Collaborations: Choi's collaborative spirit has led to fruitful partnerships with leading tech companies, research institutions, and universities, further solidifying his reputation as a visionary inventor with a keen eye for cutting-edge solutions.

Conclusion: Hae Chul Choi's relentless pursuit of innovation and his passion for creating a better future through technology make him a true trailblazer in the world of inventions. His work continues to inspire and shape the technological landscape for generations to come.