Inventor
NAKAMURA TAKAYOSHI
JP41 patents
⚠️ This page may combine multiple inventors who share the name “NAKAMURA TAKAYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
19 patentsUS6661659B2Dec 9, 2003
Water cooled inverter
HITACHI LTD121 citations99
US7969735B2Jun 28, 2011
Power converter
HITACHI LTD48 citations98
US6621701B2Sep 16, 2003
Water cooled inverter
HITACHI LTD104 citations98
US6594149B2Jul 15, 2003
Liquid cooled circuit device
HITACHI LTD99 citations98
US6588647B2Jul 8, 2003
Liquid cooled circuit device and a manufacturing method thereof
HITACHI LTD80 citations98
US7090044B2Aug 15, 2006
Electrical apparatus, cooling system therefor, and electric vehicle
HITACHI LTD35 citations96
US6978856B2Dec 27, 2005
Electrical apparatus, cooling system therefor, and electric vehicle
HITACHI LTD48 citations96
US7830689B2Nov 9, 2010
Power converter
HITACHI LTD50 citations94
US7692923B2Apr 6, 2010
Power converter
HITACHI LTD25 citations93
US7978468B2Jul 12, 2011
Power converter
HITACHI LTD20 citations92
US7660122B2Feb 9, 2010
Electrical apparatus, cooling system therefor, and electric vehicle
HITACHI LTD12 citations92
US7252167B2Aug 7, 2007
Electrical apparatus, cooling system therefor, and electric vehicle
HITACHI LTD11 citations92
US7983044B2Jul 19, 2011
Electrical apparatus, cooling system therefor, and electric vehicle
HITACHI LTD7 citations84
US7547987B2Jun 16, 2009
EMI reduced power inverter
HITACHI LTD10 citations82
US6784538B2Aug 31, 2004
Heat transfer structure for a semiconductor device utilizing a bismuth glass layer
HITACHI LTD10 citations74
US6768193B2Jul 27, 2004
Heat transfer structure for a semiconductor device utilizing a bismuth glass layer
HITACHI LTD12 citations74
US6538389B2Mar 25, 2003
Plasma display apparatus having reduced voltage drops along wiring lines
HITACHI LTD9 citations72
US9210834B2Dec 8, 2015
Power converter
HITACHI LTD3 citations63
US10804765B2Oct 13, 2020
Electromechanical integral motor
HITACHI LTD0 citations37
KITO KK
11 patentsUS5431469AJul 11, 1995
Vacuum lift device
KITO KK31 citations92
US4469308ASep 4, 1984
Lever hoist
KITO KK31 citations92
US4512555AApr 23, 1985
Idling device for lever hoist
KITO KK24 citations82
US4690379ASep 1, 1987
Electric chain block
KITO KK13 citations74
US4502667AMar 5, 1985
Electric hoist
KITO KK15 citations74
US4483519ANov 20, 1984
Idling device for lever hoist
KITO KK13 citations74
US4468005AAug 28, 1984
Lever hoist
KITO KK15 citations74
USD482507SNov 18, 2003
Hoist
KITO KK9 citations72
USD482174SNov 11, 2003
Hoist
KITO KK5 citations61
US7401765B2Jul 22, 2008
Winching and drawing machine
KITO KK4 citations59
US6588731B2Jul 8, 2003
Hoisting and towing device
KITO KK6 citations54