logo

For the Inventor, By the Inventor

Geoje, South Korea

Hanwha Ocean Co., Ltd.

Calculating rank
USPTO Granted Patents = 12


Trademarks = 1

Forward Citations = 1

Loading Chart...
Loading Chart...

29 inventors (with patents filed for the assignee):

goldMedal Seung Chul Lee (3 out of 18 patents)

silverMedal Won Jae Choi (3 out of 24 patents)

bronzeMedal Sung Kak Lyu (3 out of 3 patents)

4.  Jae Hyeoung Jang (3 out of 3 patents)

5.  Dong Kyu Choi (2 out of 34 patents)

6.  Seong Woo Park (2 out of 6 patents)

7.  Seung Min Kwon (2 out of 4 patents)

8.  Joon Chae Lee (2 out of 24 patents)

9.  Seon Jin Kim (2 out of 5 patents)

10.  Byoung Hee Cheon (2 out of 2 patents)

11.  Jong Hyun Kim (2 out of 4 patents)

12.  Su Kyung An (1 out of 8 patents)

13.  Young Ho Bae (1 out of 2 patents)

14.  Kang Je Bang (1 out of 2 patents)

15.  Jin Ho Choi (1 out of 23 patents)


12 patents:

1. 12297786 - System for supplying VOC as fuel for engine and vessel using VOC as fuel (2025-05-13),
2. 12247706 - Boil-off gas reliquefaction system (2025-03-11),
3. 12203402 - Method and apparatus for purifying exhaust gas of vessel and vessel including the same (2025-01-21),
4. 12173851 - Insulation structure of membrane type storage tank (2024-12-24),
5. 12117131 - Boil-off gas reliquefaction system and method of discharging lubricant oil from boil-off gas reliquefaction system (2024-10-15),
6. 12078128 - System and method for supplying fuel for ship (2024-09-03),
7. 12044363 - Boil-off gas reliquefication system and method of discharging lubricant oil from boil-off gas reliquefication system (2024-07-23),
8. 12018791 - System for circulating air through double pipes for supplying gas and air circulation method using same (2024-06-25),
9. 12007073 - Heat insulation structure for corner parts of liquefied natural gas storage tank (2024-06-11),
10. 12006017 - Boil-off gas reliquefication apparatus and method for vessel (2024-06-11),
11. 12005999 - Ship (2024-06-11),
12. 11971140 - Insulating wall fixing device of liquefied natural gas storage tank (2024-04-30),
Company Overview
Hanwha Ocean Co., Ltd. is a prominent player in the maritime and defense sectors, specializing in the design and construction of advanced naval vessels and offshore structures. The company focuses on innovative technologies in shipbuilding, including submarines and surface ships, while also engaging in research and development to enhance maritime capabilities. Based in Geoje, South Korea, Hanwha Ocean leverages its expertise to contribute to national security and the global maritime industry.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

12 Patents

#1 in Geoje

#936 in South Korea

#48,235 in the World

Geoje, KR
Geoje, South Korea

Hanwha Ocean Co., Ltd.

Forward Citations = 1

29 inventors:

goldMedal Seung Chul Lee (3 out of 18 patents)

silverMedal Won Jae Choi (3 out of 24 patents)

bronzeMedal Sung Kak Lyu (3 out of 3 patents)

4.  Jae Hyeoung Jang (3 out of 3 patents)

5.  Dong Kyu Choi (2 out of 34 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hanwha Ocean Co., Ltd.. Retrieved from https://idiyas.com/company/hanwha-ocean-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]
Loading…