Inventor

Tsukasa Takahashi

Inventor

Himeji, JP

Overview

1978–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 81 as inventor

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

H04Bprimary

H04BTransmission13%

C07CAcyclic or carbocyclic compounds7%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry5%

F16HGearing4%

H01QAntennas, i.e. radio aerials4%

G07CTime or attendance registers3%

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy3%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light3%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution3%

B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for3%

PatentTitleYear

11,108,084Sulfide solid electrolyte and battery2021 11,053,593Copper or copper alloy article comprising surface-modified polyester-based resin and manufacturing method2021 11,039,070Electronic device for selecting a candidate from a candidate group and changing a candidate group, control method of electronic device, and non-transitory computer readable medium2021 11,029,840Vehicle manipulation device, vehicle system, vehicle manipulation method, and storage medium2021 10,886,805Stator for rotary electric machine2021 10,863,228Controller2020 10,713,870Wireless communication system2020 10,706,650Key unit, control system, control method, and non-transitory computer-readable storage medium having program stored therein2020 10,703,335Key unit and vehicle having key unit2020 10,607,429Onboard device and mobile terminal2020 10,530,501Key unit, locking/unlocking system, and computer-readable storage medium having program stored therein2020 10,353,575Display control apparatus, method for controlling the same, and recording medium2019 10,046,153Connector2018 9,929,575'Electrical apparatus'2018 D0811995'Battery'2018 9,793,534'Battery pack and wiring substrate'2017 9,786,914'Spinel-type lithium cobalt manganese-containing complex oxide'2017 9,595,891'Control device and control device of power conversion circuit'2017 9,525,173'Method for manufacturing over-lithiated layered lithium metal composite oxide'2016 9,071,351'Optical switch'2015 8,728,656'Battery pack and wiring substrate'2014 8,691,411'Battery pack and wiring substrate'2014 8,636,705'Injection needle assembly and medicine injection apparatus'2014 8,559,815'Optical transmission apparatus and fault detection method'2013 8,538,264'Dispersion compensating apparatus, dispersion compensating method, optical receiving apparatus, and optical receiving method'2013 8,401,397'Optical reception device, optical receiving method, and optical transmission apparatus'2013 8,323,530'Phosphor for scintillator'2012 8,295,709'Variable dispersion compensation device'2012 8,260,152'Optical signal detection method, and light receiving apparatus using the same'2012 8,178,719'Method for producing acrylic acid'2012 7,847,131'Process for producing acrolein'2010 7,769,294'Optical transmission network'2010 7,683,220'Process for production of acrolein'2010 7,612,230'Method for producing acrylic acid'2009 7,463,008'Power supply apparatus with transistor control for constant current between series-connected battery blocks'2008 7,409,155'Optical transmission system'2008 7,349,150'Optical terminal apparatus'2008 7,344,471'Automatic transmission'2008 7,251,072'Optical transmission system'2007 7,130,591'Cell phone'2006 6,910,453'Automotive internal combustion engine control system'2005 6,897,814'Mobile radio'2005 6,852,063'Automotive internal combustion engine control system'2005 6,818,044'Process for recovery of subliming substance'2004 6,819,828'Method and device for optical fiber transmission'2004 6,733,412'Automotive automatic transmission'2004 6,699,999'Process for producing pyromellitic anhydride'2004 6,674,567'Raman excitation control method and optical transmission system using the same'2004 6,670,925'Inverted F-type antenna apparatus and portable radio communication apparatus provided with the inverted F-type antenna apparatus'2003 6,638,345'Method for collecting reversely subliming substance and apparatus therefor'2003 6,633,261'Antenna and wireless device incorporating the same'2003 6,611,373'Optical amplification block, and optical amplification system using the same'2003 6,576,773'Method for production of pyromellitic dianhydride'2003 6,532,102'Optical amplifier'2003 6,471,615'Automatic transmission for vehicle'2002 6,452,021'Process for producing pyromellitic anhydride'2002 6,429,340'Process for producing 2,4,5,-trialkylbenzaldenhydes'2002 6,422,371'Centrifugal friction clutch for automatic transmission'2002 6,380,399'Process for producing phthalic anhydride'2002 6,375,592'Automatic transmission for vehicle'2002 6,363,807'Variable speed gearing system'2002 6,344,568'Catalyst for gas phase partial oxidation'2002 6,153,767'Production process for pyromellitic dianhydride'2000 6,078,292'Small-sized wireless device'2000 5,986,799'Optical amplifier having an attenuator for attenuating input power to eliminate a surge in an amplified optical signal'1999 5,975,270'Clutch disk of C/C composite for a wet friction clutch, and process for producing the same'1999 5,940,040'System for selecting between a whip antenna and a built-in antenna'1999 5,902,907'Method for production of fluorenone'1999 5,892,616'Optical amplifier with reduced surge output'1999 5,847,856'Optical power monitor device, optical amplifier, and optical transmitter'1998 5,841,558'Auxiliary-signal transmission system'1998 5,798,857'Auxiliary-signal transmission system'1998 5,680,246'Optical amplifier and optical transmission apparatus'1997 5,663,114'Catalyst for production of pyromellitic anhydride and method for production of pyromellitic anhydride'1997 5,625,481'Auxiliary-signal transmission system'1997 5,577,362'Module construction method in a steel structure building zone'1996 5,504,218'Method for production pyromellitic anhydride'1996 5,234,870'Zirconia sol and method for production thereof'1993 4,927,560'Method for production of inorganic minute globular particles'1990 4,192,934'Equipment for polymerization of vinyl chloride monomers and polymerization process using the same'1980 4,130,456'Apparatus for removing unreacted monomer from slurry'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2012Patents assigned to NIPPON CATALYTIC CHEM IND (18)· patent assignee history

1990–2012Based in Himeji, JP· patent location history

1997–2015Patents assigned to FUJITSU LTD (21)· patent assignee history

1997–2015Based in Sapporo, JP· patent location history

1999–2021Patents assigned to HONDA MOTOR CO LTD (10)· patent assignee history

1999–2006Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (6)· patent assignee history

1999–2021Based in Saitama, JP· patent location history

2003–2013Based in Kawasaki, JP· patent location history

2012–2018Patents assigned to TAKAHASHI TSUKASA (10)· patent assignee history

2017–2021Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJITSU LTD	21	1997–2015
NIPPON CATALYTIC CHEM IND	18	1990–2012
HONDA MOTOR CO LTD	10	1999–2021
TAKAHASHI TSUKASAself	10	2012–2018
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD	6	1999–2006

Locations

Location	Patents	Span
Himeji, JP	14	1990–2012
Sapporo, JP	12	1997–2015
Kawasaki, JP	9	2003–2013
Saitama, JP	8	1999–2021
Tokyo, JP	7	2017–2021