CPC Subgroup
G11B 3/64 Re-recording, i.e. transcribing information from one grooved record carrier on to one or more similar or dissimilar record carriers
Full Title
Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor (G11B11/00, take precedence) > Re-recording, i.e. transcribing information from one grooved record carrier on to one or more similar or dissimilar record carriers
Top Applicants
Top 10 applicants by patent filingsfor class G11, 2013–2023, worldwide · Source: EPO PATSTAT
- MICRON TECHNOLOGY US 12,397
- SAMSUNG ELECTRONICS COMPANY KR 12,238
- SK HYNIX KR 11,371
- TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 4,601
- INTEL CORPORATION US 3,874
- IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 3,866
- SANDISK TECHNOLOGIES US 3,151
- SK HYNIX 3,143
- SAMSUNG ELECTRONICS COMPANY 3,073
- WESTERN DIGITAL TECHNOLOGIES US 2,961