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For the Inventor, By the Inventor

Hwaseong, South Korea

Dong Il Technology Ltd.


USPTO Granted Patents = 10

% Expired Patents = 10.0

Trademarks = 1

Forward Citations = 58

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25 inventors (with patents filed for the assignee):

goldMedal Joo Hun Yun (3 out of 3 patents)

silverMedal Young Min Kim (2 out of 73 patents)

bronzeMedal Soo Yul Jung (1 out of 1 patent)

4.  Tae Hoon Moon (1 out of 1 patent)

5.  Hyeon Wook Choi (1 out of 1 patent)

6.  Hyunsoo Sohn (1 out of 1 patent)

7.  No Baek Kwak (1 out of 1 patent)

8.  Jung Hyun Kim (1 out of 96 patents)

9.  Min Je Kim (1 out of 1 patent)

10.  Dae Ju Hong (1 out of 1 patent)

11.  Soongil Hong (1 out of 1 patent)

12.  Soon Kil Hong (1 out of 1 patent)

13.  Byung Hoon Lee (1 out of 1 patent)

14.  Moon Ho Choi (1 out of 1 patent)

15.  Henry Danov (1 out of 1 patent)


10 patents:

1. 11606855 - Static eliminator having offset voltage reduction unit (2023-03-14),
2. 11378607 - Displacement sensor-combined electrostatic measurement potential sensor and operation method therefor (2022-07-05),
3. 10564190 - Charge plate monitor and operating method thereof (2020-02-18),
4. 9255034 - Dielectric material for temperature compensation and method of preparing the same (2016-02-09),
5. 6331748 - Driving circuit of a piezo-ceramic transformer capable of controlling an input voltage and a dimming control method thereof (2001-12-18),
6. 6278226 - Piezo ceramic transformer and circuit using the same (2001-08-21),
7. 6188163 - Converter with piezoceramic transformer (2001-02-13),
8. 6046312 - Water soluble azo dyes and their synthesis and use (2000-04-04),
9. 5982603 - Surge protector assembly (1999-11-09),
10. 5475347 - Compact AC noise filter with ground inductor (1995-12-12),
Company Overview
Dong Il Technology Ltd. is a South Korean company based in Hwaseong, specializing in advanced manufacturing and technology solutions. The organization focuses on developing innovative products and systems in the fields of electronics and automotive components, emphasizing quality and efficiency in its offerings. With a commitment to research and development, Dong Il Technology aims to enhance technological capabilities and provide cutting-edge solutions that meet the evolving needs of various industries.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

10 Patents

#17 in Hwaseong

#1,090 in South Korea

#56,047 in the World

Hwaseong, KR
Hwaseong, South Korea

Dong Il Technology Ltd.

Forward Citations = 58

25 inventors:

goldMedal Joo Hun Yun (3 out of 3 patents)

silverMedal Young Min Kim (2 out of 73 patents)

bronzeMedal Soo Yul Jung (1 out of 1 patent)

4.  Tae Hoon Moon (1 out of 1 patent)

5.  Hyeon Wook Choi (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dong Il Technology Ltd.. Retrieved from https://idiyas.com/company/dong-il-technology

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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