Inventor

Takashi Kubota

Inventor

Kawasaki, JP

Overview

1976–2021

Patent span

Physics

Primary field (CPC G)

Patents· 119 as inventor

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

G02Bprimary

G02BOptical elements, systems or apparatus13%

Y10TTechnical subjects covered by former us classification7%

H05KPrinted circuits5%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%

C23CCoating metallic material3%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes3%

F02FCylinders, pistons or casings, for combustion engines2%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them2%

H01BCables2%

A61BDiagnosis2%

PatentTitleYear

11,134,192Optical system and image projection apparatus including an interface that transmits or reflects light2021 10,820,891Ultrasonic probe and ultrasonic diagnostic apparatus2020 10,820,803Patient management system and patient management server2020 10,775,620Virtual-image forming device and mobile object2020 10,746,963Image-forming lens, and imaging apparatus and information device using the image-forming lens2020 10,629,556Composite bump, method for forming composite bump, and substrate2020 10,586,770Optical module2020 10,488,636Projection zoom lens and projector2019 10,451,857Projection zoom lens2019 10,444,450Optical module2019 10,241,333Light guide, virtual image display device, and light guide unit2019 10,234,662Image display device2019 10,088,620Light guide, virtual image optical system, and virtual image display device2018 9,989,743Projection zoom lens2018 9,972,280Display control device, input operation device, and air traffic control system2018 9,952,408Image-forming lens, and imaging apparatus and information device using the image-forming lens2018 9,943,881Ultrasound probe2018 9,928,934'Curable composition for electronic component and connection structure'2018 9,864,175'Lens for projection, and image display device'2018 9,843,030'Polyolefin multilayer microporous membrane and battery separator'2017 9,832,718Portable information terminal using near field communication2017 9,793,221'Semiconductor device mounting method'2017 9,746,652'Projection lens and image display device'2017 9,719,848'Optical module, method for manufacturing optical module, and optical transceiver'2017 9,703,081'Projection zoom lens and projector'2017 9,664,883'Image display device'2017 9,638,903'Projection zoom lens'2017 9,615,464'Method of mounting semiconductor element, and semiconductor device'2017 9,606,324'Image-forming lens, and camera device and portable information terminal device with the image-forming lens'2017 9,547,126'Optical waveguide sheet, optical unit, and method for manufacturing the same'2017 9,490,046'Conductive material and connected structure'2016 9,453,973'Fabrication method for optical connector and optical connector'2016 9,446,484'Conductive particles, method for producing conductive particles, conductive material and connection structure'2016 9,406,283'Display control device, display control method, and control system'2016 9,332,521'Storage medium having stored therein communication program, information processing apparatus, communication terminal apparatus, communication system, and communication method'2016 9,297,983'Imaging lens, imaging device and information device'2016 9,266,312'Bonding apparatus and bonding method'2016 9,207,430'Image-forming lens, and imaging apparatus and information device using the image-forming lens'2015 9,201,224'Projector zoom lens and projector'2015 9,195,003'Optical unit in which optical element is mounted on base having optical wave guide and method of manufacturing the same'2015 9,180,491'Ultrasound transducer, ultrasound probe and manufacturing method of ultrasound transducer'2015 8,972,595'Communication apparatus, application communication executing method, and computer program product, configured to select software communication or hardware communication, to execute application communication, based on reference information for application communication'2015 8,971,151'Ultrasound probe and ultrasound diagnosis apparatus'2015 8,954,118'Portable information system'2015 8,861,903'Method of manufacturing optical waveguide device and optical waveguide device'2014 8,830,599'Image-forming lens, and camera device and portable information terminal device with the image-forming lens'2014 8,802,989'Conductive material and connection structure'2014 8,780,463'Image-forming lens, and imaging apparatus and information device using the image-forming lens'2014 8,720,519'Electronic packaging apparatus and electronic packaging method'2014 D0704540'Adapter for affixing a magnetic sensor'2014 8,681,436'Imaging lens, imaging device and information device'2014 8,587,878'Image-forming lens, and imaging apparatus and information device using the image-forming lens'2013 8,547,651'Image-forming lens, and camera device and portable information terminal device with the image-forming lens'2013 8,526,128'Image-forming lens, and camera device and portable information terminal device with the image-forming lens'2013 8,505,008'Portable information terminal having control for executing a task via dedicated access points, and method for controlling execution of a task in a portable information terminal via dedicated access points'2013 8,433,375'Portable information terminal, portable information system, and computer-readable storage medium having stored thereon portable information terminal control program'2013 8,418,910'Electroconductive bonding material, method for bonding conductor, and method for manufacturing semiconductor device'2013 8,410,666'Ultrasonic probe and method of manufacturing the same'2013 8,305,625'Image forming apparatus, log control method, and program product'2012 8,258,508'Anode structure for use in organic EL device, production method thereof and organic EL device'2012 8,238,043'Imaging lens system and imaging apparatus'2012 8,216,150'Ultrasound probe'2012 8,171,896'Cooling structure of internal combustion engine'2012 8,128,240'Optical unit and projector apparatus'2012 8,081,081'Electronic apparatus and method of manufacturing the same'2011 8,003,218'Al-Ni-B alloy material for reflective film'2011 7,902,983'RFID tag'2011 7,855,841'Reflex, magnifying optical system'2010 D0623292'Puncture adapter for a probe of an ultrasonic diagnosis apparatus'2010 7,755,198'Al-Ni-based alloy wiring material and element structure using the same'2010 7,670,873'Method of flip-chip mounting'2010 7,582,553'Method of bonding flying leads'2009 7,545,587'Imaging lens'2009 7,531,904'Al-Ni-B alloy wiring material and element structure using the same'2009 7,507,477'Conductive microparticle, process for producing the same and anisotropic conductive material'2009 7,398,596'Production method of water jacket spacer'2008 7,385,788'Carriage assembly of a hard disk drive'2008 7,367,108'Method of bonding flying leads'2008 7,356,907'Method of manufacturing a carriage assembly of a hard disk drive'2008 7,278,381'Cooling structure of cylinder block'2007 7,278,380'Cooling structure of cylinder block'2007 7,216,611'Cooling structure of cylinder block'2007 7,134,588'Bonding tool for ultrasonic bonding and method of ultrasonic bonding'2006 7,082,908'Cooling structure of cylinder block'2006 6,895,350'Fraction defective estimating method, system for carrying out the same recording medium'2005 6,822,665'Thermal head and controller for controlling the same'2004 6,714,226'Thermal head and controller for controlling the same'2004 6,625,511'Evaluation method and its apparatus of work shop and product quality'2003 6,592,812'Aluminum alloy thin film target material and method for forming thin film using the same'2003 6,553,273'Fraction defective estimating method, system for carrying out the same and recording medium'2003 6,526,326'Fraction defective estimating method and system for estimating an assembly fraction defective of an article'2003 6,401,000'Fraction defective estimating method and system for estimating an assembly fraction defective of an article'2002 6,367,411'Plasma CVD apparatus'2002 6,312,524'Plasma CVD apparatus'2001 6,218,022'Resin etching solution and process for etching polyimide resins'2001 6,108,586'Fraction defective estimating method, system for carrying out the same and recording medium'2000 6,044,792'Plasma CVD apparatus'2000 5,872,858'Moving body recognition apparatus'1999 5,829,927'Drill and throwaway tip'1998 D0392996'Notebook'1998 5,684,886'Moving body recognition apparatus'1997 5,625,702'Moving body recognition apparatus'1997 5,486,075'Boring tool'1996 5,444,791'Moving body recognition apparatus'1995 5,406,975'Flow rate control valve'1995 5,148,678'Exhaust gas flow control valve for internal combustion engine'1992 5,023,311'High-molecular-weight soluble novolak resin and process for preparation thereof'1991 4,751,411'Step motor'1988 4,749,725'Production process of pre-foamed particles'1988 4,737,415'Magnetic recording medium and production thereof'1988 4,724,407'Integrated filter circuit having switchable selected parallel filter paths'1988 4,633,335'Magnetic recording system for time-lapse magnetic video recorder'1986 4,617,591'Chroma scanning circuit for use in beam index type color picture reproducing apparatus'1986 4,504,534'Core material for automobile bumpers'1985 4,318,143'Video signal recording-reproduction apparatus'1982 RE030670'Dry planographic printing plate'1981 4,086,093'Dry planographic printing plate'1978 3,961,009'Process for the production of a shaped article of a heat resistant polymer'1976 3,949,175'Audio signal time-duration converter'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2005Patents assigned to HITACHI LTD (11)· patent assignee history

1995–2020Patents assigned to FUJITSU LTD (24)· patent assignee history

1995–2014Based in Kawasaki, JP· patent location history

2010–2020Patents assigned to TOSHIBA MEDICAL SYS CORP (8)· patent assignee history

2010–2020Based in Otawara, JP· patent location history

2011–2021Patents assigned to KUBOTA TAKASHI (33)· patent assignee history

2012–2021Patents assigned to RICOH CO LTD (27)· patent assignee history

2012–2021Based in Tokyo, JP· patent location history

2013–2020Based in Suginami-ku, JP· patent location history

2014–2020Based in Chikuma, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KUBOTA TAKASHIself	33	2011–2021
RICOH CO LTD	27	2012–2021
FUJITSU LTD	24	1995–2020
HITACHI LTD	11	1976–2005
TOSHIBA MEDICAL SYS CORP	8	2010–2020

Locations

Location	Patents	Span
Kawasaki, JP	20	1995–2014
Suginami-ku, JP	17	2013–2020
Chikuma, JP	11	2014–2020
Tokyo, JP	10	2012–2021
Otawara, JP	7	2010–2020