Inventor
TAKAI HIDEO
JP19 patents
⚠️ This page may combine multiple inventors who share the name “TAKAI HIDEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NISSAN MOTOR
9 patentsUS4743913AMay 10, 1988
Hybrid navigation system for determining a relative position and direction of a vehicle and method therefor
NISSAN MOTOR124 citations96
US5132905AJul 21, 1992
System and method applicable to vehicles for communicating between data processing stations
NISSAN MOTOR44 citations92
US5077670ADec 31, 1991
System and method applicable to vehicles for communicating between data processing stations
NISSAN MOTOR36 citations92
US4672382AJun 9, 1987
Position measuring system
NISSAN MOTOR32 citations90
US6332115B1Dec 18, 2001
Velocity calculating device and hood raising system
NISSAN MOTOR19 citations81
US4804964AFeb 14, 1989
Loran-C signal receiving apparatus
NISSAN MOTOR8 citations73
US5200745AApr 6, 1993
System and method for communicating data between control unit and master station applicable to automotive vehicle
NISSAN MOTOR9 citations71
US6253132B1Jun 26, 2001
Air bag apparatus
NISSAN MOTOR4 citations62
US5416704AMay 16, 1995
Controller for interior system for use in automotive vehicle
NISSAN MOTOR3 citations62
HITACHI LTD
8 patentsUS5584369ADec 17, 1996
High speed low noise current collecting equipment and method on collecting current
HITACHI LTD16 citations80
US5531301AJul 2, 1996
High speed low noise current collecting equipment and method on collecting current
HITACHI LTD18 citations80
US6978719B2Dec 27, 2005
Railway car and bogie of railway car
HITACHI LTD19 citations79
US4776283AOct 11, 1988
Truck for railway vehicle
HITACHI LTD22 citations75
US4408541AOct 11, 1983
Bogie truck car body support system
HITACHI LTD13 citations73
US4802418AFeb 7, 1989
Wheelset steering apparatus and method for the truck of railway vehicles
HITACHI LTD12 citations71
US5566800AOct 22, 1996
High speed low noise current collecting equipment and method on collecting current
HITACHI LTD3 citations61
US7063023B2Jun 20, 2006
Railway car and bogie for railway car
HITACHI LTD0 citations51