% Expired Patents = 38.5

Forward Citations = 145

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7 inventors (with patents filed for the assignee):

Wan-Young Oh (10 out of 10 patents)

Ok-Hwan Kim (2 out of 2 patents)

Robert W Cornell (1 out of 22 patents)

4. Ok Hwan Kim (1 out of 2 patents)

5. Wan Y Oh (1 out of 1 patent)

6. Suk Ku An (1 out of 5 patents)

7. Hyung-Dae Bae (1 out of 1 patent)

13 patents: Sort by Forward Citations

1. 7201101 - Punch capable of punching an object at four directions (2007-04-10),

2. D531674 - Craft punch (2006-11-07),

3. D511356 - Craft punch (2005-11-08),

4. 6752058 - Punching device for edge decoration (2004-06-22),

5. 6752057 - Device for blanking out patterns (2004-06-22),

6. 6742431 - Punching device for edge decoration having rotation unit (2004-06-01),

7. 6615720 - Brayer ball (2003-09-09),

8. 6520081 - Ball brayer (2003-02-18),

9. 6209434 - Paper sheet decorative punching device (2001-04-03),

10. D430471 - Scissors (2000-09-05),

11. D419178 - Paper impression device (2000-01-18),

12. D407752 - Paper decoration punching device (1999-04-06),

13. 5832612 - Edging scissors with guides (1998-11-10),

Company Overview

Dn Craft Corporation, based in Seoul, South Korea, specializes in the development and manufacturing of advanced materials and components for various industries. The company focuses on innovative solutions in sectors such as electronics, automotive, and construction, leveraging cutting-edge technology to enhance product performance and sustainability. With a commitment to research and development, Dn Craft aims to meet the evolving needs of its clients while contributing to advancements in material science and engineering.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

13 Patents

#318 in Seoul

#876 in South Korea

#45,039 in the World

Seoul, South Korea

Dn Craft Corporation

Forward Citations = 145

7 inventors:

Wan-Young Oh (10 out of 10 patents)

Ok-Hwan Kim (2 out of 2 patents)

Robert W Cornell (1 out of 22 patents)

4. Ok Hwan Kim (1 out of 2 patents)

5. Wan Y Oh (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dn Craft Corporation. Retrieved from https://idiyas.com/company/dn-craft

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]