% Expired Patents = 57.1

Trademarks = 3

Forward Citations = 21

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9 inventors (with patents filed for the assignee):

Ju-Kil Lee (3 out of 3 patents)

Hoon Ju Chung (2 out of 18 patents)

Deok-Min Park (2 out of 2 patents)

4. Jong-Myung Hong (2 out of 3 patents)

5. Seung-Jae Baek (2 out of 3 patents)

6. Ki-Myong Song (2 out of 3 patents)

7. Hoon Cheong (1 out of 1 patent)

8. Hee-Jong Kim (1 out of 1 patent)

9. Jeong Kyun Park (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 9522338 - Assembly type block module for water playing (2016-12-20),

2. 7387718 - Cationic electrodeposition coating composition and method of preparing the same (2008-06-17),

3. 7339017 - Acryl-modified polyester resin composition and method of preparing the same (2008-03-04),

4. 7253251 - Water soluble thermosetting polyester resin composition and method of preparing the same (2007-08-07),

5. 7179853 - Resin dispersion for cationic electrodeposition and cationic electrodeposition coating composition including the same (2007-02-20),

6. 6992164 - One-part polyurethane resin composition, method of preparing the same, and method of preparing a paint composition having the same (2006-01-31),

7. 6476102 - Resin dispersion for cationic electrodeposition and low temperature curable cationic electrodeposition coating composition including the same (2002-11-05),

Company Overview

Dpi Co., Ltd. is a leading technology company specializing in digital product innovation. With a team of experienced engineers and designers, we provide cutting-edge solutions in software development, product design, and consulting services. Our mission is to empower businesses with innovative technology to drive growth and success.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

7 Patents

#525 in Seoul

#1,433 in South Korea

Seoul, South Korea

Dpi Co., Ltd.

Forward Citations = 21

9 inventors:

Ju-Kil Lee (3 out of 3 patents)

Hoon Ju Chung (2 out of 18 patents)

Deok-Min Park (2 out of 2 patents)

4. Jong-Myung Hong (2 out of 3 patents)

5. Seung-Jae Baek (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dpi Co., Ltd.. Retrieved from https://idiyas.com/company/dpi-company

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

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]