Inventor
YAMASHITA TETSUJI
JP32 patents
⚠️ This page may combine multiple inventors who share the name “YAMASHITA TETSUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
7 patentsUS5058389AOct 22, 1991
Fluid temperature control system and computer system using same
HITACHI LTD55 citations96
US5052472AOct 1, 1991
LSI temperature control system
HITACHI LTD104 citations96
US5335708AAug 9, 1994
Cooling apparatus and temperature control method therefor
HITACHI LTD36 citations92
US5097670AMar 24, 1992
Water chilling method and apparatus for the same
HITACHI LTD26 citations92
US4918944AApr 24, 1990
Falling film evaporator
HITACHI LTD39 citations92
US4910968AMar 27, 1990
Refrigerating apparatus
HITACHI LTD27 citations92
US5201187AApr 13, 1993
System for controlling cooling equipment
HITACHI LTD20 citations73
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
6 patentsUS7075802B2Jul 11, 2006
Semiconductor device for controlling switching power supply
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD34 citations92
US6960906B2Nov 1, 2005
Switching power supply
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD36 citations92
US6294903B1Sep 25, 2001
Switching power supply
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD42 citations92
US7208985B2Apr 24, 2007
Semiconductor device for controlling switching power supply
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations84
US7285991B2Oct 23, 2007
Semiconductor device for controlling switching power supply and switching power supply unit using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations63
US7259973B2Aug 21, 2007
Semiconductor apparatus for controlling a switching power supply
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations63
TOSHIBA KK
6 patentsUS5499508AMar 19, 1996
Air conditioner
TOSHIBA KK28 citations92
US5052897AOct 1, 1991
Compressor and method of detecting quantity of mixture of coolant and lubricant in the compressor
TOSHIBA KK30 citations91
US5799497ASep 1, 1998
Refrigerating apparatus
TOSHIBA KK16 citations73
US5394048AFeb 28, 1995
High-voltage generator
TOSHIBA KK11 citations72
US5426951AJun 27, 1995
Air conditioning apparatus with cross control means therein
TOSHIBA KK15 citations70
US4969161ANov 6, 1990
Apparatus for inputting and outputting data
TOSHIBA KK0 citations52
PANASONIC CORP
3 patentsUS7778050B2Aug 17, 2010
Energy transfer device and energy transfer control semiconductor device
PANASONIC CORP49 citations94
US7782638B2Aug 24, 2010
Switching power supply device, semiconductor device, and control method
PANASONIC CORP16 citations84
US7759696B2Jul 20, 2010
High-breakdown voltage semiconductor switching device and switched mode power supply apparatus using the same
PANASONIC CORP4 citations62
MITSUBISHI MATERIALS CORP
2 patentsYAMASHITA TETSUJI
2 patentsUS9030849B2May 12, 2015
Switching power supply device and semiconductor device
YAMASHITA TETSUJI6 citations71
US8335097B2Dec 18, 2012
Semiconductor device that converts input direct current voltage to regulated output voltage by intermittently switching on and off the input direct current voltage
YAMASHITA TETSUJI5 citations60