% Expired Patents = 50.0

EPO Patents = 3

Forward Citations = 2

Loading Chart...

2 inventors (with patents filed for the assignee):

Doo Yong Lee (3 out of 9 patents)

Doo-Yong Lee (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 10849825 - Infusion flow-rate regulating device (2020-12-01),

2. 10596314 - Infusion flow regulator (2020-03-24),

3. 8740862 - Infusion flow regulator, infusion flow regulating set, and infusion flow regulating method (2014-06-03),

4. 8157762 - Portable medical liquid infusion device (2012-04-17),

Company Overview

Hanvit Md Co., Ltd is a leading medical device manufacturing company based in South Korea. With a strong focus on quality and innovation, they specialize in producing a wide range of medical equipment and supplies for hospitals and healthcare facilities. Their products are known for their reliability and effectiveness, making them a trusted partner in the medical industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

4 Patents

#122 in Daejeon

#2,202 in South Korea

Daejeon, South Korea

Hanvit MD Co., Ltd

Forward Citations = 2

2 inventors:

Doo Yong Lee (3 out of 9 patents)

Doo-Yong Lee (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hanvit MD Co., Ltd. Retrieved from https://idiyas.com/company/hanvit-md-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]

3 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]