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For the Inventor, By the Inventor

Anseong, South Korea

Sti Co., Ltd.


USPTO Granted Patents = 17

% Expired Patents = 5.9


Trademarks = 1

Forward Citations = 20

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31 inventors (with patents filed for the assignee):

goldMedal Young Soo Park (4 out of 4 patents)

silverMedal Dong Geun Hur (4 out of 4 patents)

bronzeMedal Yuhho Cho (3 out of 3 patents)

4.  Jin Woo Lee (3 out of 4 patents)

5.  Yong Ik Song (3 out of 3 patents)

6.  Kyu Yong Han (3 out of 4 patents)

7.  Ki Man Lee (3 out of 3 patents)

8.  Sang Pil Park (2 out of 5 patents)

9.  Jun Woo Lee (2 out of 2 patents)

10.  Dong Keun Jung (1 out of 1 patent)

11.  Oh Hyeong Kweon (1 out of 1 patent)

12.  Myung Dong Jo (1 out of 1 patent)

13.  Kwang Hwan Kim (1 out of 1 patent)

14.  Jae-Seung Jin (1 out of 1 patent)

15.  Chang-Yong Lee (1 out of 2 patents)


17 patents:

1. 12330192 - POD cleaning device (2025-06-17),
2. 12251736 - Pod cleaning process (2025-03-18),
3. 12246361 - Pod cleaning chamber (2025-03-11),
4. 11859744 - Automatic chemical supply apparatus having opening shutter unit (2024-01-02),
5. 11845276 - Inkjet head and method of ejecting ink using the same (2023-12-19),
6. 11840099 - Inkjet print system and inkjet printing method using the same (2023-12-12),
7. 11835165 - Male connector holder for automatic chemical supply apparatus (2023-12-05),
8. 11794461 - Lamination system (2023-10-24),
9. 11766860 - Method of controlling inkjet printing process (2023-09-26),
10. 11725752 - Male connector holder for automatic chemical supply apparatus (2023-08-15),
11. 11097320 - FOUP cleaning device and FOUP cleaning method (2021-08-24),
12. 10906298 - Inkjet printing apparatus (2021-02-02),
13. 10603899 - Inkjet printing method and apparatus (2020-03-31),
14. 9964690 - Heat dissipating case for liquid crystal display panel (2018-05-08),
15. 9797549 - Hook assembly (2017-10-24),
Company Overview
Sti Co., Ltd. is a South Korean company based in Anseong, specializing in the development and manufacturing of advanced electronic components and systems. The organization focuses on innovative technologies in various sectors, including telecommunications, automotive, and industrial automation. With a commitment to research and development, Sti Co., Ltd. aims to enhance connectivity and efficiency through its cutting-edge solutions, contributing to the evolving landscape of technology in both domestic and international markets.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Sti Co., Ltd. USPTO Patent Assignee Logo
17 Patents

#3 in Anseong

#716 in South Korea

#35,918 in the World

Anseong, KR
Anseong, South Korea

Sti Co., Ltd.

Forward Citations = 20

31 inventors:

goldMedal Young Soo Park (4 out of 4 patents)

silverMedal Dong Geun Hur (4 out of 4 patents)

bronzeMedal Yuhho Cho (3 out of 3 patents)

4.  Jin Woo Lee (3 out of 4 patents)

5.  Yong Ik Song (3 out of 3 patents)

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