doubleO Co., Ltd. is a company specializing in
the development of verification services utilizing big data analytics and artificial intelligence, as well as providing professional consulting services

We have grown relentlessly through our commitment to innovation. We will continue to forge research and technology that transcend limitations, advancing toward a better future. Through sustainable technology, we foster a robust information ecosystem and realize social benefit and value.
Growth Phase 2025
  • 12
    • Domestic Patent Application (10-2025-0190403, Dual Socket-Based NAND Flash Memory Chip Duplication Device)
    • Domestic Patent Application (10-2025-0190406, NAND Flash Memory Chip Duplication Device with Automated Data Read and Write Functionality)
    • Domestic Patent Application (10-2025-0190408, Multi-NAND Device Integrated Control System)
    • Busan-Type Hidden Champion Enterprise Certification (Certification Period: June 1, 2025 December 31, 2027, No. 2025-1)
    • 2025 Commendation for Contributions to Venture Startup Promotion (Minister of SMEs and Startups Award)
  • 11
    • Hosted 2025 CELLTRACE Showcase, Investment Briefing, and Buyer Consultation Meeting (Ho Chi Minh City, Vietnam)
    • Selected as an Outstanding Case in the 2025 Busan-Type Hidden Champion Development Program
    • Domestic Patent Application (10-2025-0170080, Device for Locating Life Jackets on Vessels Using Ultra-Wideband Signals)
    • US Patent Application (19485794, METHOD OF RECOMMENDING OPTIMAL APPLIED VOLTAGE FOR EXTRACTING DATA FROM NAND FLASH MEMORY)
    • US Patent Application (19485798, APPARATUS FOR COUNTING NUMBER OF DEFECTIVE LOGICAL UNITS OF ONFI-COMPLIANT NAND FLASH MEMORY)
    • Appointed as a Member of the Busan Metropolitan City SME Technology Innovation Promotion Committee (Mayor of Busan, No. 2025-2)
  • 10
    • Identification of Prospective Partner Companies and Market Research in Ho Chi Minh City, Vietnam
  • 09
    • Participated in and Operated Exhibition Booth at IFA 2025 Berlin International Consumer Electronics Show (September 5–9)
    • Advisory Consultation for Busan City Growth Strategy Task Force Working Group — Digital Tech Sector
    • Technical Exchange and Business Cooperation Meeting on NAND Flash Forensics among the National Security Research Institute, Pukyong National University, and doubleO Co., Ltd.
    • 2025 Superior Technology Evaluation Enterprise Certification (Korea Technology Credit Evaluation Co., Ltd., September 30, 2025 September 29, 2026)
  • 08
    • Selected for Korea Credit Guarantee Fund's Little Penguin Program (Guarantee Amount: KRW 1.5 billion; Year 1 (August 6, 2025 August 5, 2026) Guarantee Principal: KRW 480,000,000)
    • PCT Patent Application (PCT/KR2025/012108, Method of Recommending Optimal Applied Voltage for Extracting Data from NAND Flash Memory)
    • PCT Patent Application (PCT/KR2025/012109, Apparatus for Counting the Number of Defective Logical Units in ONFI-Compliant NAND Flash Memory)
    • Participated in and Operated Exhibition Booth at the 2025 Vietnam MEGA-US EXPO 2025 (August 14–16)
  • 07
    • Domestic Patent Registration (10-2830857, Method of Recommending Optimal Applied Voltage for Extracting Data from NAND Flash Memory)
    • Participated in and Engaged in Technical Exchange at the 2025 International Debian Developer Conference (DebConf25) (July 14–19)
    • Participated in and Operated Exhibition Booth at the 2025 K-ICT WEEK in Busan (July 15–17)
    • US Patent Application (19/148933, APPARATUS FOR GENERATING DATA RECOVERY INFORMATION OF NAND FLASH MEMORY)
    • US Patent Application (19/148968, NAND FLASH MEMORY STORAGE DATA RECOVERY APPARATUS)
    • Obtained 3 ISO Certifications (KS Q ISO 9001:2015/ISO 9001:2015, KS I ISO 14001:2015/ISO 14001:2015, KS Q ISO 45001:2018/ISO 45001:2018, Management Certification Evaluation Institute)
    • Filed 7 Domestic Trademark Applications (Application Nos.: 40-2025-0131103, 0131111, 0131112, 0131117, 0131121, 0131126, 0131138)
    • Domestic Patent Registration (10-2839313, Apparatus for Counting the Number of Defective Logical Units in ONFI-Compliant NAND Flash Memory)
  • 06
    • Selected for the 2025 Data Voucher Support Program and Signed Supply Agreement (Demand Company: Rinox Co., Ltd.)
    • Selected as a Supported Enterprise in the 2025 Busan-Type Hidden Champion Development Program
  • 05
    • Launch Meeting of the Busan City Public-Private Joint Data Sharing Consultative Body (Director-General of Busan City Future Technology Strategy)
  • 04
    • Selected for the 2025 Busan Startup Leap Package Support Program
    • Selected for Phase 1 of the 2025 Design Industry Support Program (Design Innovation Support for AI/Information Technology Convergence Enterprises)
    • Designated as a Representative Busan Technology Startup Enterprise (Million Club, April 22, 2025 April 21, 2027)
    • Selected for the 2025 Program Supporting the Attraction of Enterprises in Industries Related to Public Institutions
    • Selected as a (Pre-)Startup Company under the 2025 Startup-Centered University Program (Intra-Regional General Category)
  • 03
    • Selected for the 2025 SW High-Growth Club Program (Prospective High-Growth Enterprise)
    • Registered as a Specialized Industrial Design Company (Multimedia Design, No. 19869, Korea Institute of Design Promotion)
  • 02
    • Received 'Outstanding' Rating in the 2024 Startup-Centered University Early-Stage Startup Support Program Evaluation
  • 01
    • Designated as a Supply Enterprise for the 2025 Data Voucher Support Program
    • Designated as a Supply Enterprise for the 2025 SME Innovation Voucher Support Program
    • Domestic Patent Registration (10-2762174, Detachable Memory Device and Control Method Thereof)
Growth Phase 2024
  • 12
    • Selected as a DRAG-ON Certified Enterprise by Pukyong National University (Completion of the Full DRAG-ON Program under the Business Incubation Support Initiative)
    • Selected as a Resident Enterprise at the 2025 Southeastern Information Security Cluster
    • Designated as a Leading Enterprise in the 2025 Busan Metropolitan City Strategic Industry Program (Digital Tech Sector)
    • Commendation Certificate for the 2024 Regional Hub Information Security Cluster Construction Project (Award from the Director of Busan Information Industry Promotion Agency)
  • 11
    • Technology Innovation-Type SME (Inno-Biz) Certificate (AA Grade)
    • Grand Prize for Public Technology Commercialization Innovation — Award from the President of the Korea Research Special Zone Promotion Foundation (Category: Contributions to Regional Innovation)
    • Launch of the Global QAX Strategic Consultative Body (Technology Audit)
    • Domestic Patent Application (10-2024-0173098, Method of Recommending Optimal Applied Voltage for Extracting Data from NAND Flash Memory)
    • Domestic Patent Application (10-2024-0175263, Apparatus for Counting the Number of Defective Logical Units in ONFI-Compliant NAND Flash Memory)
  • 10
    • Japan Patent Application (2024-564529, NAND型フラッシュメモリのパラ미터
      ページライブラリ生成装置及び方法)
    • US Patent Application (18/861811, DEVICE AND METHOD FOR GENERATING PARAMETER PAGE LIBRARY OF NAND FLASH MEMORY)
  • 09
    • Participated in the 2024 IFA Berlin (International Consumer Electronics Show, Berlin, Germany) (September 6–10)
    • Participated in 2024 K-ICT Week in Busan (September 10–12)
  • 07
    • PCT Patent Application (PCT/KR2024/009526, Apparatus and Method for Generating a Parameter Page Library of NAND Flash Memory)
    • PCT Patent Application (PCT/KR2024/009527, Apparatus for Generating Data Recovery Information of NAND Flash Memory)
    • PCT Patent Application (PCT/KR2024/009529, NAND Flash Memory Storage Data Recovery Apparatus)
    • Selected as an Outstanding AI Enterprise for Overseas Exhibition Participation under the 2024 ICT Innovation Square Diffusion Program
    • Hosted and Operated the 2024 International Debian Developer Conference (DebConf24) (July 21 August 4; 438 participants from 52 countries)
Leap Phase 2023
  • 12
    • Re-designated as a Supply Enterprise for the 2023 Data Voucher Support Program by the Korea Data Agency
    • Commendation for Contributions to Data Industry Development (Busan Metropolitan City Mayor's Award)
    • Selected and Admitted to the Southeastern Information Security Cluster
  • 11
    • Data Technology and Commercialization Consulting by the Korea Data Agency (Client Companies: ArtSaem Art Academy, Cypher, GloAzure, Tens, ISG)
    • Commendation at Busan Venture Entrepreneur Day — (Association) President's Award, Busan Venture Business Association (New Technology Innovation Award)
    • Service Agreement with Linggori Co., Ltd. for the Development of an AI Model for the Recognition, Evaluation, and Feedback Generation of Korean Pronunciation by Foreign Learners
  • 10
    • Agreement with the Industry-Academia Cooperation Foundation of Korea Polytechnic University VII for a Region- and Industry-Tailored Workforce Development Program
  • 09
    • Service Agreement with C&US Co., Ltd. for an AI-Based Shrimp Aquaculture System (Training Data Processing and Model Development)
  • 05
    • Establishment of the doubleO Co., Ltd. Corporate Research Institute
    • Registered as a Member Company and Director of the Busan Information Industry Association
    • AI Data Processing Agreement for the Data Voucher Program between the Korea Data Agency and DataSave Co., Ltd.
  • 01
    • Designated as a Supply Enterprise for the Korea Data Agency's Data Voucher Support Program
    • Successfully Secured Usage Agreements with 13 Member Companies of the Busan Metropolitan City Live Fish Distribution Cooperative for the Live Fish Distribution System
Leap Phase 2022
  • 11
    • Performed Enterprise Information Data Crawling and Processing Service for YMT Co., Ltd. Team MS
    • Participated as an Industry Representative at the 5th Industry-Academia-Research-Government Consultative Conference on the Development Direction of the AI Industry in Busan, hosted by the Busan Information Industry Promotion Agency
  • 10
    • Service Agreement and Execution with ECIS Co., Ltd. for Data Utilization Development of HEAT Lighting's Inventory Management System
    • Monthly Collaboration with DataSave Co., Ltd. on NAND Flash Memory Recovery
    • Microsoft Partner Registration
    • Incorporation of doubleO Co., Ltd.
  • 09
    • Business Partnership with ECIS Co., Ltd. for Data Processing
    • Business Partnership with DataSave Co., Ltd. for Data Processing in Support of Data Recovery
    • Advisory and Co-Development Partnership with Linchpin Co., Ltd. for the Parts Book Drawing Management System
    • System Operation Partnership with the Busan Metropolitan City Live Fish Wholesale Business Cooperative
Inception 2021