EPO Patents = 1

Forward Citations = 1

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6 inventors (with patents filed for the assignee):

Yong Jin Kim (4 out of 31 patents)

Yong-jin Kim (2 out of 63 patents)

Yongjin Kim (1 out of 36 patents)

4. Han Yeol Ahn (1 out of 1 patent)

5. Kang Min Lee (1 out of 1 patent)

6. Seunghyuk Her (1 out of 1 patent)

7. Yong-Jin Kim (10 patents)

7 patents: Sort by Forward Citations

1. RE50410 - System and method for providing a screen switching service during call counseling and device applied thereto (2025-04-29),

2. 12260391 - Paying telephonic order by tapping card on mobile phone (2025-03-25),

3. RE49796 - System and method for providing a screen switching service during call counseling and device applied thereto (2024-01-09),

4. RE49795 - System and method for providing a screen switching service during call counseling and device applied thereto (2024-01-09),

5. 8825023 - System and method for providing a screen switching service during call counseling and device applied thereto (2014-09-02),

6. 8693997 - Visual ARS service system and method enabled by mobile terminal's call control function (2014-04-08),

7. 8437747 - Visual ARS service system and method enabled by mobile terminal's call control function (2013-05-07),

Company Overview

Call Gate Co., Ltd. is a leading provider of communication solutions for businesses. We offer a wide range of services including VoIP, cloud-based phone systems, virtual receptionist services, and more. Our goal is to help companies improve their communication efficiency and customer service. With a team of experienced professionals and cutting-edge technology, we are committed to delivering high-quality solutions to meet the needs of our clients.

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

Call Gate Co., Ltd.

Forward Citations = 1

6 inventors:

Yong Jin Kim (4 out of 31 patents)

Yong-jin Kim (2 out of 63 patents)

Yongjin Kim (1 out of 36 patents)

4. Han Yeol Ahn (1 out of 1 patent)

5. Kang Min Lee (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Call Gate Co., Ltd.. Retrieved from https://idiyas.com/company/call-gate-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]

1 patent (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]