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Inventor

Kazushige Yamamoto

Inventor
Yokohama, JP

Overview

47→
Patents
1989–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 47 as inventor

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

Y02Eprimary
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution12%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation9%
H01LSemiconductor devices6%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light6%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy5%
H10HInorganic light-emitting semiconductor devices having potential barriers4%
Y02PClimate change mitigation technologies in the production or processing of goods4%
B82YSpecific uses or applications of nanostructures4%
C08JWorking-up4%
Y10TTechnical subjects covered by former us classification4%
PatentTitleYear
10,770,902Solar cell system and method for controlling solar cell system202010,573,771Multi-junction solar cell20209,985,146Photoelectric conversion device, and solar cell20189,941,434Photoelectric conversion device, solar cell and method for manufacturing photoelectric conversion device20189,864,111'Optical element and optical device'20189,853,175Solar cell module20179,722,123'Solar cell'20179,705,018'Photoelectric conversion element, method for manufacturing photoelectric conversion element, and solar cell'20179,595,912'Light concentrator and a solar cell'20178,421,115'Semiconductor material, method of producing semiconductor material, light emitting device and light receiving device'20138,388,376'Electronic endoscope'20138,092,935'Reactive polymer-carrying porous film and process for producing the same'20127,977,693'Semiconductor light-emitting material with tetrahedral structure formed therein'20117,859,077'Semiconductor device'20107,838,894'Optical device having photoelectric conversion layer'20107,833,654'Adhesive-carrying porous film for battery separator and use thereof'20107,824,820'Electrolyte film and solid polymer fuel cell using the same'20107,809,039'Light-emitting device and manufacturing method of the same'20107,785,751'Production method of electrolyte membrane, electrolyte membrane and solid polymer fuel cell using same'20107,750,364'Light-emitting device'20107,705,400'Semiconductor device using Filled Tetrahedral semiconductor'20107,553,775'Method for coating semiconductor surface, process for production of semiconductor particles using said method, and optical element using said semiconductor particles'20097,550,779'Light emitting device with filled tetrahedral (FT) semiconductor in the active layer'20097,446,348'Light emitting device with filled tetrahedral (FT) semiconductor in the active layer'20087,395,477'Switch control apparatus, semiconductor device test apparatus and sequence pattern generating program'20087,157,157'Organic EL element and organic EL display'20077,003,022'Matched filter and receiver for mobile radio communication system'20066,900,470'Display device and method of manufacturing the same'20056,811,897'Ink for forming a hole injection layer of organic EL display devices and manufacturing method thereof, organic EL display devices, and manufacturing method of the same'20046,716,553'Porous films and processes for the production thereof'20046,562,519'Microporous film'20036,559,195'Microporous film'20036,101,203'Function element using quantum interference effect'20006,028,873'Optical device capable of functioning without a population inversion'20005,970,039'Optical recording medium, method of recording information, method of reproducing information, apparatus for recording information, and apparatus for reproducing information'19995,898,720'Optical element'19995,798,880'Reflected light receiving method'19985,754,511'Optical information reproduction by irradiating two laser beams into a recording medium of at least three energy levels and detecting absorption or photoluminescence'19985,699,374'Solid-state material, method of manufacturing the solid-state material, frequency-converting element, and frequency-measuring instrument incorporating the element, and frequency modulator/amplifier incorporating the element'19975,604,643'Multiple reflection optical instrument and reflected light catching method using the same'19975,557,762'Digital signal processor evaluation chip and debug method'19965,153,500'Constant-voltage generation circuit'19925,105,169'Current controlled oscillator including conversion of control voltage to regular and thresholded control currents'19925,058,111'Subscriber line interface circuit in a switching system'19915,034,962'Voice-band signal processor'19915,014,233'Divider for carrying out high speed arithmetic operation'19914,852,080'Analog front-end circuit for full-duplex communication'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1996Patents assigned to OKI ELECTRIC IND CO LTD (7)· patent assignee history
1989–2008Based in Tokyo, JP· patent location history
1997–2020Patents assigned to TOSHIBA KK (27)· patent assignee history
1997–1998Patents assigned to TOKYO GAS CO LTD (2)· patent assignee history
1997–2020Based in Yokohama, JP· patent location history
2003–2012Patents assigned to NITTO DENKO CORP (7)· patent assignee history
2003–2012Based in Ibaraki, JP· patent location history
2003–2010Based in Osaka, JP· patent location history
2006–2018Based in Kanagawa, JP· patent location history
2012–2013Patents assigned to YAMAMOTO KAZUSHIGE (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOSHIBA KK271997–2020
NITTO DENKO CORP72003–2012
OKI ELECTRIC IND CO LTD71989–1996
YAMAMOTO KAZUSHIGEself32012–2013
TOKYO GAS CO LTD21997–1998
Locations
LocationPatentsSpan
Yokohama, JP211997–2020
Kanagawa, JP82006–2018
Tokyo, JP81989–2008
Ibaraki, JP52003–2012
Osaka, JP22003–2010