Inventor
HAYAKAWA AKIO
JP10 patents
⚠️ This page may combine multiple inventors who share the name “HAYAKAWA AKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
7 patentsUS5930523AJul 27, 1999
Microcomputer having multiple bus structure coupling CPU to other processing elements
HITACHI LTD93 citations99
US6748507B2Jun 8, 2004
Single-chip microcomputer with integral clock generating unit providing clock signals to CPU, internal circuit modules and synchronously controlling external dynamic memory
HITACHI LTD46 citations96
US6279063B1Aug 21, 2001
Microcomputer system with at least first and second microcomputers each operable in master and slave modes with configurable bus access control terminals and bus use priority controller
HITACHI LTD32 citations96
US6223265B1Apr 24, 2001
Single-chip microcomputer synchronously controlling external synchronous memory responsive to memory clock signal and clock enable signal
HITACHI LTD31 citations96
US6591294B2Jul 8, 2003
Processing system with microcomputers each operable in master and slave modes using configurable bus access control terminals and bus use priority signals
HITACHI LTD16 citations92
US6212620B1Apr 3, 2001
Single-chip microcomputer operable in master and slave modes and having configurable bus control terminals
HITACHI LTD15 citations92
US6735683B2May 11, 2004
Single-chip microcomputer with hierarchical internal bus structure having data and address signal lines coupling CPU with other processing elements
HITACHI LTD9 citations74
MITSUI CHEMICALS INC
3 patentsUS11162050B2Nov 2, 2021
Lubricating oil composition, viscosity modifier for lubricating oil, and additive composition for lubricating oil
MITSUI CHEMICALS INC3 citations71
US11873462B2Jan 16, 2024
Lubricating oil composition
MITSUI CHEMICALS INC1 citations61
US11655428B2May 23, 2023
Lubricating oil compositions and lubricating oil viscosity modifiers
MITSUI CHEMICALS INC0 citations57