Inventor
FUTAMI TOSHIO
JP39 patents
⚠️ This page may combine multiple inventors who share the name “FUTAMI TOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
36 patentsUS6384807B1May 7, 2002
Liquid crystal display driving method/driving circuit capable of being driven with equal voltages
HITACHI LTD43 citations96
US6127995AOct 3, 2000
Liquid crystal display driving method/driving circuit capable of being driven with equal voltages
HITACHI LTD47 citations96
US5926161AJul 20, 1999
Liquid crystal panel and liquid crystal display device
HITACHI LTD60 citations96
US5774106AJun 30, 1998
Liquid crystal driver and liquid crystal display device using the same
HITACHI LTD41 citations96
US5764212AJun 9, 1998
Matrix type liquid crystal display device with data electrode driving circuit in which display information for one screen is written into and read out from display memory at mutually different frequencies
HITACHI LTD55 citations96
US5731796AMar 24, 1998
Liquid crystal display driving method/driving circuit capable of being driven with equal voltages
HITACHI LTD55 citations96
US5583530ADec 10, 1996
Liquid crystal display method and apparatus capable of making multi-level tone display
HITACHI LTD61 citations96
US4546210AOct 8, 1985
Litz wire
HITACHI LTD76 citations94
US6151005ANov 21, 2000
Liquid-crystal display system having a driver circuit capable of multi-color display
HITACHI LTD53 citations93
US5818409AOct 6, 1998
Driving circuits for a passive matrix LCD which uses orthogonal functions to select different groups of scanning electrodes
HITACHI LTD37 citations93
US5552801ASep 3, 1996
Liquid crystal display device
HITACHI LTD24 citations93
US6542141B1Apr 1, 2003
Liquid-crystal halftone display system
HITACHI LTD32 citations92
US6072451AJun 6, 2000
Liquid-crystal halftone display system
HITACHI LTD40 citations92
US5861863AJan 19, 1999
Liquid crystal driving method and liquid crystal display device
HITACHI LTD30 citations92
US5684505ANov 4, 1997
Display device integrated with an input device
HITACHI LTD22 citations92
US5189407AFeb 23, 1993
Multi-color display system
HITACHI LTD26 citations92
US5298912AMar 29, 1994
Multi-tone display device
HITACHI LTD17 citations82
USRE42597EAug 9, 2011
Liquid crystal driver and liquid crystal display device using the same
HITACHI LTD4 citations74
USRE40973ENov 17, 2009
Liquid crystal driver and liquid crystal display device using the same
HITACHI LTD7 citations74
USRE40916ESep 15, 2009
Liquid crystal driver and liquid crystal display device using the same
HITACHI LTD5 citations74
USRE39366EOct 31, 2006
Liquid crystal driver and liquid crystal display device using the same
HITACHI LTD8 citations74
US6191765B1Feb 20, 2001
Multi-tone display device
HITACHI LTD5 citations74
US6191767B1Feb 20, 2001
Multi-tone display device
HITACHI LTD13 citations74
US5646644AJul 8, 1997
Liquid crystal display device
HITACHI LTD14 citations74
US7262755B2Aug 28, 2007
Multi-tone display device
HITACHI LTD2 citations63
US5841416ANov 24, 1998
Method of and apparatus for driving liquid-crystal display device
HITACHI LTD6 citations63
US4975871ADec 4, 1990
Magnetic bubble memory module with interconnection member
HITACHI LTD4 citations61
US4972369ANov 20, 1990
Magnetic bubble memory module with interconnection member
HITACHI LTD4 citations61
US7212181B1May 1, 2007
Multi-tone display device
HITACHI LTD1 citations52
US4694423ASep 15, 1987
Magnetic bubble memory module
HITACHI LTD1 citations51
US4417323ANov 22, 1983
Bubble memory conductor pattern with heat sink
HITACHI LTD1 citations51
US4370735AJan 25, 1983
Magnetic bubble memory device
HITACHI LTD0 citations51
US4334290AJun 8, 1982
Magnetic bubble memory element with heat sink
HITACHI LTD1 citations51
US4498152AFeb 5, 1985
Cassette type magnetic bubble memory device
HITACHI LTD1 citations49
US4730271AMar 8, 1988
Magnetic field confirming case with inclined portions for magnetic bubble memory module
HITACHI LTD0 citations40
US4175288ANov 20, 1979
Magnetic bubble memory devices
HITACHI LTD0 citations34