Inventor
KOJIMA TOMOKAZU
JP24 patents
⚠️ This page may combine multiple inventors who share the name “KOJIMA TOMOKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PANASONIC CORP
9 patentsUS7755339B2Jul 13, 2010
Regulator with error amplifier having low voltage and high voltage transistors
PANASONIC CORP20 citations91
US7795961B2Sep 14, 2010
Offset cancellation circuit and display device
PANASONIC CORP9 citations83
US7622906B2Nov 24, 2009
Reference voltage generation circuit responsive to ambient temperature
PANASONIC CORP9 citations82
US7772813B2Aug 10, 2010
Power supply circuit
PANASONIC CORP2 citations63
US7995047B2Aug 9, 2011
Current driving device
PANASONIC CORP6 citations62
US7817148B2Oct 19, 2010
Voltage generating system
PANASONIC CORP2 citations62
US7834679B2Nov 16, 2010
Semiconductor switch
PANASONIC CORP3 citations61
US7667536B2Feb 23, 2010
Offset fixing operational amplifier circuit
PANASONIC CORP3 citations61
US7944274B2May 17, 2011
Semiconductor switch
PANASONIC CORP1 citations50
MITSUBISHI ELECTRIC CORP
7 patentsUS11791787B2Oct 17, 2023
Comparator, oscillator, and power converter
MITSUBISHI ELECTRIC CORP2 citations63
US12562703B2Feb 24, 2026
Offset correction circuit
MITSUBISHI ELECTRIC CORP0 citations62
US12143080B2Nov 12, 2024
Offset correction circuit
MITSUBISHI ELECTRIC CORP0 citations62
US11990878B2May 21, 2024
Power supply circuit
MITSUBISHI ELECTRIC CORP0 citations62
US12531485B2Jan 20, 2026
Semiconductor device
MITSUBISHI ELECTRIC CORP0 citations51
US11967949B2Apr 23, 2024
Bias circuit, sensor device, and wireless sensor device
MITSUBISHI ELECTRIC CORP0 citations51
US11929605B2Mar 12, 2024
Semiconductor device
MITSUBISHI ELECTRIC CORP0 citations51
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
5 patentsUS7119802B2Oct 10, 2006
Driving voltage controller
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations81
US7420552B2Sep 2, 2008
Driving voltage control device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations72
US7385581B2Jun 10, 2008
Driving voltage control device, display device and driving voltage control method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations71
US7411585B2Aug 12, 2008
Driving voltage generation device and method for controlling driving voltage generation device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62
US7397471B2Jul 8, 2008
Liquid crystal display device, power supply circuit, and method for controlling liquid crystal display device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations60