Inventor

Toshio Futami

Inventor

Mobara, JP

Overview

1979–2012

Patent span

Physics

Primary field (CPC G)

Patents· 39 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G09Gprimary

G09GArrangements or circuits for control of indicating devices using static means to present variable information56%

G11CStatic stores18%

H04NPictorial communication, e.g. television10%

H01FMagnets4%

H05KPrinted circuits4%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein2%

G06FElectric digital data processing2%

H01BCables2%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%

PatentTitleYear

8,094,112'Liquid crystal display driving method/driving circuit capable of being driven with equal voltages'2012 RE042993'Liquid crystal driver and liquid crystal display device using the same'2011 RE042597'Liquid crystal driver and liquid crystal display device using the same'2011 RE040973'Liquid crystal driver and liquid crystal display device using the same'2009 RE040916'Liquid crystal driver and liquid crystal display device using the same'2009 7,262,755'Multi-tone display device'2007 7,212,181'Multi-tone display device'2007 RE039366'Liquid crystal driver and liquid crystal display device using the same'2006 7,038,649'Liquid crystal display driving method/driving circuit capable of being driven with equal voltages'2006 6,542,141'Liquid-crystal halftone display system'2003 6,384,807'Liquid crystal display driving method/driving circuit capable of being driven with equal voltages'2002 6,191,767'Multi-tone display device'2001 6,191,765'Multi-tone display device'2001 6,151,005'Liquid-crystal display system having a driver circuit capable of multi-color display'2000 6,127,995'Liquid crystal display driving method/driving circuit capable of being driven with equal voltages'2000 6,072,451'Liquid-crystal halftone display system'2000 5,926,161'Liquid crystal panel and liquid crystal display device'1999 5,861,863'Liquid crystal driving method and liquid crystal display device'1999 5,841,416'Method of and apparatus for driving liquid-crystal display device'1998 5,818,409'Driving circuits for a passive matrix LCD which uses orthogonal functions to select different groups of scanning electrodes'1998 5,774,106'Liquid crystal driver and liquid crystal display device using the same'1998 5,764,212'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'1998 5,731,796'Liquid crystal display driving method/driving circuit capable of being driven with equal voltages'1998 5,684,505'Display device integrated with an input device'1997 5,646,644'Liquid crystal display device'1997 5,583,530'Liquid crystal display method and apparatus capable of making multi-level tone display'1996 5,552,801'Liquid crystal display device'1996 5,298,912'Multi-tone display device'1994 5,189,407'Multi-color display system'1993 4,975,871'Magnetic bubble memory module with interconnection member'1990 4,972,369'Magnetic bubble memory module with interconnection member'1990 4,730,271'Magnetic field confirming case with inclined portions for magnetic bubble memory module'1988 4,694,423'Magnetic bubble memory module'1987 4,546,210'Litz wire'1985 4,498,152'Cassette type magnetic bubble memory device'1985 4,417,323'Bubble memory conductor pattern with heat sink'1983 4,370,735'Magnetic bubble memory device'1983 4,334,290'Magnetic bubble memory element with heat sink'1982 4,175,288'Magnetic bubble memory devices'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–2012Patents assigned to HITACHI LTD (38)· patent assignee history

1979–2012Based in Mobara, JP· patent location history

1997Based in Nobara, JP· patent location history

1998–2012Patents assigned to HITACHI VIDEO & INF SYST (6)· patent assignee history

2011–2012Patents assigned to FURUHASHI TSUTOMU (2)· patent assignee history

2011–2012Patents assigned to FUTAMI TOSHIO (2)· patent assignee history

2011–2012Patents assigned to IKEDA MAKIKO (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI LTD	38	1979–2012
HITACHI VIDEO & INF SYST	6	1998–2012
FURUHASHI TSUTOMU	2	2011–2012
FUTAMI TOSHIOself	2	2011–2012
IKEDA MAKIKO	2	2011–2012

Locations

Location	Patents	Span
Mobara, JP	38	1979–2012
Nobara, JP	1	1997