Inventor
TOYOSHIMA HIROSHI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “TOYOSHIMA HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
6 patentsUS5930197AJul 27, 1999
Semiconductor memory device
HITACHI LTD46 citations95
US5854562ADec 29, 1998
Sense amplifier circuit
HITACHI LTD50 citations95
US6046609AApr 4, 2000
Sense amplifier circuit
HITACHI LTD17 citations91
US5740115AApr 14, 1998
Semiconductor memory device
HITACHI LTD36 citations91
US4939696AJul 3, 1990
Semiconductor memory device
HITACHI LTD20 citations79
US6271687B1Aug 7, 2001
Sense amplifier circuit
HITACHI LTD2 citations61
RENESAS TECH CORP
4 patentsUS7176729B2Feb 13, 2007
Semiconductor integrated circuit controlling output impedance and slew rate
RENESAS TECH CORP38 citations91
US7443212B2Oct 28, 2008
Semiconductor integrated circuit controlling output impedance and slew rate
RENESAS TECH CORP13 citations82
US7262643B2Aug 28, 2007
Semiconductor integrated circuit controlling output impedance and slew rate
RENESAS TECH CORP13 citations82
US6835971B2Dec 28, 2004
Semiconductor integrated circuit device with a plurality of limiter circuits
RENESAS TECH CORP6 citations61
HITACHI ULSI SYS CO LTD
3 patentsUS6909653B2Jun 21, 2005
Memory integrated circuit device having self reset circuit for precharging data buses based on the detection of their discharge levels
HITACHI ULSI SYS CO LTD23 citations89
US7208924B2Apr 24, 2007
Semiconductor integrated circuit device
HITACHI ULSI SYS CO LTD12 citations83
US7320482B2Jan 22, 2008
Semiconductor integrated circuit device
HITACHI ULSI SYS CO LTD1 citations51