CPC Subgroup
G06F 12/0806 Multiuser, multiprocessor or multiprocessing cache systems
Full Title
Accessing, addressing or allocating within memory systems or architectures (digital input from, or digital output to record carriers, e.g. to disk storage units, G06F3/06) > Addressing or allocation; Relocation (program address sequencing G06F9/00; arrangements for selecting an address in a digital store G11C8/00) > in hierarchically structured memory systems, e.g. virtual memory systems > Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches > Multiuser, multiprocessor or multiprocessing cache systems
6 direct subcodes
Child Classifications
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- G06F 12/0808 with cache invalidating means (G06F12/0815 takes precedence)
- G06F 12/0811 with multilevel cache hierarchies
- G06F 12/0813 with a network or matrix configuration
- G06F 12/0815 Cache consistency protocols
- G06F 12/084 with a shared cache
- G06F 12/0842 for multiprocessing or multitasking
Top Applicants
Top 10 applicants by patent filingsfor class G06, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG ELECTRONICS COMPANY KR 76,952
- IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 62,841
- MICROSOFT TECHNOLOGY LICENSING US 44,778
- GOOGLE US 35,735
- INTEL CORPORATION US 32,087
- HUAWEI TECHNOLOGIES COMPANY CN 30,572
- TENCENT TECHNOLOGY (SHENZHEN) COMPANY 25,023
- APPLE US 23,482
- SGCC(STATE GRID CORPORATION OF CHINA) 22,548
- HUAWEI TECHNOLOGIES COMPANY 20,917