Inventor
ISHII YASUHIRO
JP38 patents
⚠️ This page may combine multiple inventors who share the name “ISHII YASUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
10 patentsUS5235641AAug 10, 1993
File encryption method and file cryptographic system
HITACHI LTD259 citations97
US5144665ASep 1, 1992
Cryptographic communication method and system
HITACHI LTD102 citations96
US6728258B1Apr 27, 2004
Multi-processor system and its network
HITACHI LTD31 citations92
US6049221AApr 11, 2000
Semiconductor integrated circuit system having function of automatically adjusting output resistance value
HITACHI LTD46 citations92
US6011791AJan 4, 2000
Multi-processor system and its network
HITACHI LTD51 citations92
US6148415ANov 14, 2000
Backup switching control system and method
HITACHI LTD71 citations91
US5678062AOct 14, 1997
Input/output control method and data processor
HITACHI LTD19 citations84
US6684312B1Jan 27, 2004
Memory managing method used in adding memory and information processing apparatus
HITACHI LTD10 citations73
US7062627B2Jun 13, 2006
Memory managing method used in adding memory and information processing apparatus
HITACHI LTD2 citations62
US7080227B2Jul 18, 2006
Information processing apparatus
HITACHI LTD0 citations51
SANYO ELECTRIC CO
5 patentsUS4308094ADec 29, 1981
Diaphragm for speaker and method of producing same
SANYO ELECTRIC CO25 citations78
US5363364ANov 8, 1994
Audio data recording/reproducing apparatus having digital high-speed dubbing function
SANYO ELECTRIC CO7 citations72
US4129195ADec 12, 1978
Diaphragm for speaker
SANYO ELECTRIC CO16 citations72
US4128138ADec 5, 1978
Diaphragm for speaker
SANYO ELECTRIC CO7 citations72
US4428996AJan 31, 1984
Diaphragm for speaker
SANYO ELECTRIC CO13 citations70