IPC Class
G11 INFORMATION STORAGE
Classification Context
- Section:
- PHYSICS
- Class:
- INFORMATION STORAGE
Description
G11 encompasses technologies for storing, retrieving, and managing information in physical media and systems. It covers magnetic storage (magnetic tape, discs, drums), optical storage (CD, DVD, holographic media), semiconductor memory devices, and mechanical storage systems. The class includes the structural design, encoding methods, read/write mechanisms, and error correction techniques essential to information recording and retrieval across diverse storage media.
2 direct subcodes
Child Classifications
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Top Applicants
Top 10 applicants by patent filings, 2013–2023, worldwide · Source: EPO PATSTAT
- MICRON TECHNOLOGY US 10,574
- SK HYNIX KR 9,138
- SAMSUNG ELECTRONICS COMPANY KR 9,004
- TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 3,739
- IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 3,443
- INTEL CORPORATION US 2,952
- SANDISK TECHNOLOGIES US 2,905
- WESTERN DIGITAL TECHNOLOGIES US 2,630
- TOSHIBA CORPORATION JP 2,593
- SEAGATE TECHNOLOGY US 2,472