DIFF Subgroup
G11B 17/08 from consecutive-access magazine of disc records
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Guiding record carriers not specifically of filamentary or web form, or of supports therefor > from consecutive-access magazine of disc records
CPC:
Guiding record carriers not specifically of filamentary or web form, or of supports therefor (guiding cards or sheets G06K13/00) > from consecutive-access magazine of disc records
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
Child Classifications
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- G11B 17/10 with horizontal transfer to the turntable from a stack arranged with a vertical axis IPC+CPC Available in IPC and CPC
- G11B 17/12 with axial transfer to the turntable from a stack with a vertical axis IPC+CPC Available in IPC and CPC
- G11B 17/20 with transfer away from stack on turntable after playing IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class G11,2013–2023, 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
Top Applicants (CPC)
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