Inventor

Kazuhiro Takahara

Inventor

Sakai, JP

Overview

38→

Patents

1984–2020

Patent span

Physics

Primary field (CPC G)

Patents· 38 as inventor

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

A01Dprimary

A01DHarvesting15%

G09GArrangements or circuits for control of indicating devices using static means to present variable information15%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein8%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes7%

A01BSoil working in agriculture or forestry6%

G16YInformation and communication technology specially adapted for the internet of things [iot]4%

A01FProcessing of harvested produce3%

E02FDredging3%

G06FElectric digital data processing3%

G07CTime or attendance registers3%

PatentTitleYear

10,685,304Agricultural work management system and agricultural crop harvester2020 10,512,216Combine harvester with grain culm sensor2019 10,410,149Agricultural work management system and agricultural crop harvester2019 10,278,329Grain management system and combine2019 10,251,341Farm work machine, farm work management method, farm work management program, and recording medium recording the farm work management program2019 10,178,829Combine and grain evaluation control apparatus for combine2019 10,149,435Combine2018 10,143,134Agricultural work machine, agricultural work management method, agricultural work management program, and recording medium with the agricultural work management program recorded thereon2018 10,143,132Combine2018 9,974,233Harvesting machine2018 9,906,967'Work machine and communication monitoring method'2018 9,870,654'Ground work vehicle, ground work vehicle management system, and ground work information display method'2018 9,820,436'Combine for measuring the weight of grain retained in a grain tank'2017 9,639,998'Ground work vehicle, ground work vehicle management system, and ground work information display method'2017 9,521,806'Farm work machine, farm work management method, farm work management program, and recording medium recording the farm work management program'2016 8,728,838'Organic electroluminescent display device and method of producing the same'2014 7,377,292'Vehicular brake system component'2008 7,339,571'Liquid crystal display device'2008 6,806,862'Liquid crystal display device'2004 6,639,642'Display device having diffraction grating'2003 6,611,261'Liquid crystal display device having reduced number of common signal lines'2003 6,222,516'Active matrix liquid crystal display and method of driving the same'2001 6,222,515'Apparatus for controlling data voltage of liquid crystal display unit to achieve multiple gray-scale'2001 6,011,532'High quality active matrix-type display device'2000 5,959,704'Display device having diffraction grating'1999 5,923,320'Liquid-crystal display having the capability of a tablet'1999 5,841,410'Active matrix liquid crystal display and method of driving the same'1998 5,515,072'High quality active matrix-type display device'1996 5,432,527'High quality active matrix-type display device'1995 5,307,084'Method and apparatus for driving a liquid crystal display panel'1994 5,196,738'Data driver circuit of liquid crystal display for achieving digital gray-scale'1993 5,079,706'Control system for self-propelled working vehicle including vehicle course correction means'1992 4,818,981'Active matrix display device and method for driving the same'1989 4,807,047'Electro luminescence device and electrophotographic printing system using the same'1989 4,636,789'Method for driving a matrix type display'1987 4,550,310'Touch sensing device'1985 4,523,189'El display device'1985 4,456,909'Method and circuit for selectively driving capacitive display cells in a matrix type display'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–2003Patents assigned to FUJITSU LTD (17)· patent assignee history

1984–1985Based in Akashi, JP· patent location history

1985–2008Based in Kawasaki, JP· patent location history

1993–2000Based in Atsugi, JP· patent location history

2003–2004Patents assigned to FUJITSU DISPLAY TECH (2)· patent assignee history

2008Patents assigned to ADVICS CO LTD (1)· patent assignee history

2014Patents assigned to FUJIFILM CORP (1)· patent assignee history

2014Based in Ashigarakami-gun, JP· patent location history

2016–2020Patents assigned to KUBOTA KK (15)· patent assignee history

2016–2020Based in Sakai, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJITSU LTD	17	1984–2003
KUBOTA KK	15	2016–2020
FUJITSU DISPLAY TECH	2	2003–2004
ADVICS CO LTD	1	2008
FUJIFILM CORP	1	2014

Locations

Location	Patents	Span
Sakai, JP	15	2016–2020
Kawasaki, JP	13	1985–2008
Atsugi, JP	5	1993–2000
Akashi, JP	2	1984–1985
Ashigarakami-gun, JP	1	2014