Inventor
AOKI HIROKAZU
US29 patents
⚠️ This page may combine multiple inventors who share the name “AOKI HIROKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
26 patentsUS6683503B2Jan 27, 2004
Semiconductor integrated circuit having oscillators or oscillation circuits connected to a wiring line at connection points with intervals in length therebetween
HITACHI LTD53 citations96
US6300807B1Oct 9, 2001
Timing-control circuit device and clock distribution system
HITACHI LTD70 citations96
US5202969AApr 13, 1993
Single-chip-cache-buffer for selectively writing write-back and exclusively writing data-block portions to main-memory based upon indication of bits and bit-strings respectively
HITACHI LTD78 citations96
US5283886AFeb 1, 1994
Multiprocessor cache system having three states for generating invalidating signals upon write accesses
HITACHI LTD81 citations95
US6489824B2Dec 3, 2002
Timing-control circuit device and clock distribution system
HITACHI LTD28 citations93
US5454087ASep 26, 1995
Branching system for return from subroutine using target address in return buffer accessed based on branch type information in BHT
HITACHI LTD32 citations92
US5287484AFeb 15, 1994
Multi-processor system for invalidating hierarchical cache
HITACHI LTD33 citations92
US5146573ASep 8, 1992
Single chip cache with partial-write circuit for transferring a preselected portion of data between memory and buffer register
HITACHI LTD31 citations92
US5140681AAug 18, 1992
Multi-processing system and cache apparatus for use in the same
HITACHI LTD35 citations92
US4812969AMar 14, 1989
Address translation unit
HITACHI LTD32 citations92
US6515519B1Feb 4, 2003
Semiconductor integrated circuit device
HITACHI LTD36 citations91
US4607178AAug 19, 1986
Reset signal generating circuit
HITACHI LTD28 citations91
US4831586AMay 16, 1989
Content-addressed memory
HITACHI LTD18 citations82
US6922113B2Jul 26, 2005
Semiconductor integrated circuit having oscillators or oscillation circuits connected to a wiring line at connection points with intervals in length there between
HITACHI LTD11 citations74
US5109492AApr 28, 1992
Microprocessor which terminates bus cycle when access address falls within a predetermined processor system address space
HITACHI LTD13 citations74
US5267198ANov 30, 1993
Static memory containing sense amp and sense amp switching circuit
HITACHI LTD8 citations73
US5193075AMar 9, 1993
Static memory containing sense AMP and sense AMP switching circuit
HITACHI LTD10 citations73
US4930104AMay 29, 1990
Content-addressed memory
HITACHI LTD6 citations73
US4430729AFeb 7, 1984
Series resonant drive circuit for magnetic bubble memory
HITACHI LTD3 citations62
US4379341AApr 5, 1983
Series resonance drive circuit for magnetic bubble memory
HITACHI LTD5 citations62
US4519049AMay 21, 1985
Magnetic bubble memory having auxiliary storage loops
HITACHI LTD1 citations52
US4550388AOct 29, 1985
Method of controlling stop operation of rotating magnetic field for magnetic bubble memory device
HITACHI LTD0 citations51
US4530070AJul 16, 1985
Magnetic bubble memory device
HITACHI LTD0 citations41
US4592016AMay 27, 1986
Magnetic bubble memory device
HITACHI LTD0 citations40
US4247911AJan 27, 1981
Drive circuit for magnetic bubble device
HITACHI LTD0 citations39
US4484309ANov 20, 1984
Magnetic bubble memory device
HITACHI LTD0 citations36