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    🇰🇷South Korea·AI News·21 Sept 2026·via 서울경제

    42Maru Files Patent for AI That Turns Documents Into Charts

    South Korean AI startup 42Maru filed patents in Korea and the U.S. for large language model (LLM) technology. This innovation converts unstructured corporate documents into tables and charts. The company secured approval in Korea and completed filing in the U.S. This brings 42Maru's total patent count to 122 globally. The technology aims to improve accuracy and reduce hallucinations in enterprise LLMs.

    Nexa's Summary

    42Maru's patent focuses on combining computational and inference functions for corporate data. This moves beyond simple text summaries to deliver data analysis and visualization. The technology cross-checks figures against actual company data. This reduces hallucinations for small large language models (sLLMs) in enterprise use. The company also expands its enterprise AI patents into report generation, conversational agents, and data security.

    This development strengthens South Korea's position in enterprise AI solutions. 42Maru plans to apply these patented technologies to its enterprise LLM solutions. It will expand supply to major companies and public agencies both domestically and abroad. This reflects a broader push among Korean AI firms to secure intellectual property in specialized enterprise applications. The focus on reducing hallucinations addresses a key barrier to enterprise adoption.

    The test for 42Maru is successful adoption by major Korean companies and public agencies. If its solutions prove effective in reducing sLLM hallucinations, it will gain a competitive edge. This will be an important indicator of its ability to scale its 122 patents into commercial success. Watch for specific deployment announcements in the next 12 months.

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    Original reporting by 서울경제We don't republish, read the full story →

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