EPO Patents = 2

Trademarks = 1

Forward Citations = 0

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8 inventors (with patents filed for the assignee):

Hye Kang Roh (4 out of 7 patents)

Seong Ji Kang (4 out of 6 patents)

Hwa Young Jeong (3 out of 5 patents)

4. Hye Ryong Kim (2 out of 2 patents)

5. Antoun Nabhan (1 out of 1 patent)

6. Marguerite Manteau-Rao (1 out of 1 patent)

7. Joo Young Kim (1 out of 5 patents)

8. Do Hyun Lee (1 out of 1 patent)

9. Hye Gang Roh (0 patent)

10. Sung Ji Kang (0 patent)

11. Hwa Young Jung (0 patent)

5 patents: Sort by Forward Citations

1. 12733872 - Method of disease management using voice data and apparatus for performing the method (2026-09-15),

2. 12040087 - Method of controlling user equipment for medical check-up and apparatus for performing the method (2024-07-16),

3. 11869663 - Method of diagnosis based on digital biomarker and apparatus for performing the method (2024-01-09),

4. 11793472 - Systems and methods for the treatment of symptoms associated with migraines (2023-10-24),

5. 10398355 - Smart belt and control method thereof (2019-09-03),

Company Overview

Welt Corp., Ltd. is a leading technology company specializing in providing innovative solutions in the fields of artificial intelligence, automation, and digital transformation. With a strong focus on research and development, Welt Corp., Ltd. has established itself as a trusted partner for businesses looking to streamline their operations and enhance their competitive edge in today's rapidly evolving digital landscape.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#671 in Seoul

#1,879 in South Korea

Seoul, South Korea

Welt Corp., Ltd.

Forward Citations = 0

8 inventors:

Hye Kang Roh (4 out of 7 patents)

Seong Ji Kang (4 out of 6 patents)

Hwa Young Jeong (3 out of 5 patents)

4. Hye Ryong Kim (2 out of 2 patents)

5. Antoun Nabhan (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Welt Corp., Ltd.. Retrieved from https://idiyas.com/company/welt

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]

2 patents (EPO):

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]