G11B 17/16 by mechanism in stationary centre post, e.g. with stepped post, using fingers on post
Introduced: September 1968
Full Title
Full titles differ between systems:
Guiding record carriers not specifically of filamentary or web form, or of supports therefor > from consecutive-access magazine of disc records > with axial transfer to the turntable from a stack with a vertical axis > by mechanism in stationary centre post, e.g. with stepped post, using fingers on post
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 > with axial transfer to the turntable from a stack with a vertical axis > by mechanism in stationary centre post, e.g. with stepped post, using fingers on post
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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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