Inventor
YAMASHITA SHIRO
JP30 patents
⚠️ This page may combine multiple inventors who share the name “YAMASHITA SHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
8 patentsUS7445455B2Nov 4, 2008
Electronic device
HITACHI LTD17 citations84
US7883378B2Feb 8, 2011
Electronic device and on-vehicle module
HITACHI LTD7 citations83
US7217645B2May 15, 2007
Method for manufacturing semiconductor device and electronic device and method for calculating connection condition
HITACHI LTD8 citations73
US6739045B2May 25, 2004
Method for removing solder bumps from LSI
HITACHI LTD7 citations72
US7554039B2Jun 30, 2009
Electronic device
HITACHI LTD5 citations63
US7719100B2May 18, 2010
Power semiconductor module with MOS chip
HITACHI LTD2 citations61
US7498671B2Mar 3, 2009
Power semiconductor module
HITACHI LTD4 citations61
US7401393B2Jul 22, 2008
Method for removing solder bumps from LSI
HITACHI LTD1 citations51
SEIKO INSTR & ELECTRONICS
6 patentsUS4079413AMar 14, 1978
Portable electronic timepiece with selective display of time signal and television image
SEIKO INSTR & ELECTRONICS24 citations82
US4306170ADec 15, 1981
AT-Cut quartz resonator, with w/t=2.0 to 2.8, l/t<25
SEIKO INSTR & ELECTRONICS21 citations81
US4106283AAug 15, 1978
Combination portable electronic timepiece and television
SEIKO INSTR & ELECTRONICS8 citations74
US4071786AJan 31, 1978
Thickness-shear crystal vibrator
SEIKO INSTR & ELECTRONICS9 citations74
US4247797AJan 27, 1981
Rectangular AT-cut quartz resonator
SEIKO INSTR & ELECTRONICS11 citations72
US4101848AJul 18, 1978
Oscillator
SEIKO INSTR & ELECTRONICS1 citations52
HITACHI AUTOMOTIVE SYSTEMS LTD
4 patentsUS11266044B2Mar 1, 2022
Electronic control device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations51
US9960147B2May 1, 2018
Power module
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations42
US9530722B2Dec 27, 2016
Semiconductor device and production method for same
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations41
US10154589B2Dec 11, 2018
Electronic control device
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations40