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For the Inventor, By the Inventor

Seoul, South Korea

Dreamus Company


USPTO Granted Patents = 13

Trademarks = 7

Forward Citations = 53

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10 inventors (with patents filed for the assignee):

goldMedal Seung Ho Yu (6 out of 8 patents)

silverMedal Ji Heon Ahn (5 out of 5 patents)

bronzeMedal Jeong Ho Lee (3 out of 3 patents)

4.  Woo Suk Kim (3 out of 3 patents)

5.  So Yean Kim (2 out of 3 patents)

6.  San Il Choi (2 out of 3 patents)

7.  Jae Hyuk Kim (1 out of 4 patents)

8.  Ji Sun Kim (1 out of 33 patents)

9.  Jong Min Jeong (1 out of 10 patents)

10.  Sun Yeol Lee (1 out of 1 patent)


13 patents:

1. 12101064 - Vacuum tube amplifier module and assembly method thereof (2024-09-24),
2. 12040761 - Audio signal muting apparatus using negative power, and digital signal conversion apparatus equipped with same (2024-07-16),
3. 12032427 - Apparatus for outputting sound source for minimizing power consumption and operating method thereof (2024-07-09),
4. 11757413 - Hybrid mode based audio processing method and apparatus therefor (2023-09-12),
5. 11496146 - Apparatus for outputting sound source by applying plurality of DACs and operating method thereof (2022-11-08),
6. D962191 - Digital audio player (2022-08-30),
7. D933037 - Audio amplifier (2021-10-12),
8. 10931250 - Modular signal conversion apparatus and method (2021-02-23),
9. D901434 - Digital audio player (2020-11-10),
10. D901433 - Digital audio player (2020-11-10),
11. D901432 - Digital audio player (2020-11-10),
12. 10826454 - Audio signal muting apparatus, and digital signal conversion apparatus equipped with same (2020-11-03),
13. 10819304 - Apparatus for discarding power noise, and apparatus for converting audio signal (2020-10-27),
Company Overview
Dreamus Company, headquartered in Seoul, South Korea, specializes in the development and distribution of innovative digital content and technology solutions. The organization focuses on enhancing user experiences through its expertise in multimedia, mobile applications, and cloud-based services. With a commitment to advancing digital ecosystems, Dreamus plays a significant role in shaping the future of entertainment and technology, catering to a diverse audience across various platforms and devices.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

13 Patents

#318 in Seoul

#876 in South Korea

#45,039 in the World

Seoul, KR
Seoul, South Korea

Dreamus Company

Forward Citations = 53

10 inventors:

goldMedal Seung Ho Yu (6 out of 8 patents)

silverMedal Ji Heon Ahn (5 out of 5 patents)

bronzeMedal Jeong Ho Lee (3 out of 3 patents)

4.  Woo Suk Kim (3 out of 3 patents)

5.  So Yean Kim (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dreamus Company. Retrieved from https://idiyas.com/company/dreamus-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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