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Seoul, South Korea

42 Maru Inc.

USPTO Granted Patents = 26

EPO Patents = 2

Trademarks = 2

Forward Citations = 11

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37 inventors (with patents filed for the assignee):

Dong Hwan Kim (26 out of 56 patents)

You Kyung Kwon (10 out of 11 patents)

Woo Tae Jeong (9 out of 10 patents)

4. Hyun Ok Kim (8 out of 11 patents)

5. Han Su Kim (4 out of 6 patents)

6. In Je Seong (4 out of 4 patents)

7. Kibong Sung (3 out of 3 patents)

8. SeongYeop Jeong (3 out of 3 patents)

9. Seanie Lee (3 out of 4 patents)

10. So Young Ko (3 out of 3 patents)

11. Da Hea Moon (3 out of 3 patents)

12. Ki Beom Kwon (3 out of 3 patents)

13. Sun Young Lee (2 out of 139 patents)

14. Hyuk Sung Kwon (2 out of 2 patents)

15. Gilje Seong (2 out of 2 patents)

26 patents: Sort by Forward Citations

1. 12688223 - Method and apparatus for summarizing document based on document retrieval (2026-07-21),

2. 12688188 - Device and method for converting natural language query into SQL query (2026-07-21),

3. 12664188 - Method and apparatus for question-answering using a database consist of query vectors (2026-06-23),

4. 12530917 - Text data structuring method and apparatus using line information (2026-01-20),

5. 12394238 - Method and apparatus for data structuring of text (2025-08-19),

6. 12373671 - Method and apparatus for generating Q and A model by using adversarial learning (2025-07-29),

7. 12259917 - Method of retrieving document and apparatus for retrieving document (2025-03-25),

8. 12254263 - Method, device, and system for analyzing unstructured document (2025-03-18),

9. 12182184 - Method and apparatus for question-answering using a database consist of query vectors (2024-12-31),

10. 12159118 - Architecture for generating QA pairs from contexts (2024-12-03),

11. 12141532 - Device and method for machine reading comprehension question and answer (2024-11-12),

12. 12130851 - Method and system for improving performance of text summarization (2024-10-29),

13. 12130808 - Device and method for converting natural language query into SQL query (2024-10-29),

14. 12033413 - Method and apparatus for data structuring of text (2024-07-09),

15. 11960838 - Method and device for reinforcement of multiple choice QA model based on adversarial learning techniques (2024-04-16),

42 Maru Inc. is a leading provider of AI-powered customer service solutions. Their advanced technology analyzes customer inquiries and provides accurate responses in real-time. With a focus on efficiency and customer satisfaction, 42 Maru Inc. is revolutionizing the way businesses interact with their customers.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

26 Patents

#190 in Seoul

#511 in South Korea

#24,720 in the World

Seoul, South Korea

42 Maru Inc.

Forward Citations = 11

37 inventors:

Dong Hwan Kim (26 out of 56 patents)

You Kyung Kwon (10 out of 11 patents)

Woo Tae Jeong (9 out of 10 patents)

4. Hyun Ok Kim (8 out of 11 patents)

5. Han Su Kim (4 out of 6 patents)

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