EPO Patents = 5

Trademarks = 3

Forward Citations = 9

Loading Chart...

2 inventors (with patents filed for the assignee):

Insung Choi (7 out of 12 patents)

In Sung Choi (1 out of 2 patents)

8 patents: Sort by Forward Citations

1. 12157174 - Facing machine for preventing inflow of cutting chips into tube (2024-12-03),

2. 11667048 - Pipe cutting device (2023-06-06),

3. 11370137 - Carriage for pipe machining (2022-06-28),

4. 10464144 - Pipe cutting and beveling machine (2019-11-05),

5. 10166614 - Orbital cutting apparatus capable of freely and selectively controlling plurality of cutting tools within rotating body by using rotational speed ratio (2019-01-01),

6. 10029310 - Power transfer device, orbital pipe cutting device and hydraulic chucking device (2018-07-24),

7. 9884398 - Apparatus for processing circular or square tube or bar material to desired shape by freely controlling cutting tool by wireless communication (2018-02-06),

8. 9669475 - Chamfering machine for providing optimal operation condition during operation of cutting surface of circular material and surface cutting method (2017-06-06),

Company Overview

DCSeng Co., Ltd. is a leading engineering consulting firm specializing in civil engineering, construction management, and environmental services. With over 20 years of experience, we provide innovative solutions and exceptional project delivery for our clients across various sectors including infrastructure, transportation, and water resources. Our team of experts is dedicated to delivering high-quality, sustainable solutions that meet the needs of our clients and communities.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

8 Patents

#17 in Chungcheongbuk-do

#1,303 in South Korea

Chungcheongbuk-do, South Korea

Dcseng Co., Ltd.

Forward Citations = 9

2 inventors:

Insung Choi (7 out of 12 patents)

In Sung Choi (1 out of 2 patents)

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

5 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]