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Inventor

Koichi Nitta

Inventor
Yokohama, JP

Overview

64→
Patents
1981–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 64 as inventor

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

H10Hprimary
H10HInorganic light-emitting semiconductor devices having potential barriers27%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1016%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light10%
G02BOptical elements, systems or apparatus6%
H05KPrinted circuits5%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%
H04NPictorial communication, e.g. television4%
B82YSpecific uses or applications of nanostructures3%
H01GCapacitors3%
Y10TTechnical subjects covered by former us classification3%
PatentTitleYear
11,013,124Printed circuit board and method of manufacturing printed circuit board202110,980,114Printed circuit board and method of manufacturing a printed circuit board202110,952,321Printed circuit board202110,917,967Printed wiring board and method for manufacturing printed wiring board202110,886,531Negative electrode composition for electric storage device, negative electrode including the composition, electric storage device, and method for producing negative electrode for electric storage device20218,193,693'Image display device and light emission device'20127,982,384'Image display device and light emission device'20117,675,227'Image display device and light emission device'20107,583,019'Semiconductor light-emitting device with wavelength change material'20097,569,989'Light emitting device'20097,488,989'Semiconductor light emitting element, its manufacturing method and semiconductor light emitting device'20097,329,903'Semiconductor light emitting element having three side surfaces inclined to connect the top and bottom surfaces of the transparent substrate'20087,176,623'Light emitting device'20077,141,445'Semiconductor light emitting device and method for manufacturing same'20067,122,446'Semiconductor light-emitting element'20067,110,061'Image display device and light emission device'20067,038,245'Semiconductor light emitting device having angled side surface'20066,924,163'Semiconductor light emitting device and its manufacturing method'20056,864,627'Image display device and light emission device'20056,815,725'Semiconductor light emitting device having a fluorescent material emitting light of a secondary wavelength'20046,803,603'Semiconductor light-emitting element'20046,747,293'Light emitting device'20046,693,307'Semiconductor light emitting element'20046,674,097'Semiconductor light emitting device including a fluorescent material'20046,661,030'Semiconductor light emitting device including a fluorescent material'20036,586,874'Image display device and light emission device'20036,576,933'Semiconductor light emitting device and method for manufacturing same'20036,548,834'Semiconductor light emitting element'2003D0471166'Light emitting semiconductor device'20036,495,862'Nitride semiconductor LED with embossed lead-out surface'20026,417,020'Nitride compound light emitting device and method for fabricating the same'20026,359,292'Semiconductor light emitting element'20026,340,824'Semiconductor light emitting device including a fluorescent material'20026,281,526'Nitride compound light emitting device and method for fabricating same'20016,278,136'Semiconductor light emitting element, its manufacturing method and light emitting device'20016,277,222'Electronic component connecting method'20016,258,617'Method of manufacturing blue light emitting element'20016,192,562'Method of producing piezoelectric component'20016,158,098'Method of producing a piezoelectric element'20006,047,603'Ultrasonic sensor'20006,005,330'Piezoelectric component and method of producing same'19995,977,565'Semiconductor light emitting diode having a capacitor'19995,900,650'Semiconductor device and method of manufacturing the same'19995,859,488'Piezoelectric element and method of producing same'19995,798,537'Blue light-emitting device'19985,789,265'Method of manufacturing blue light-emitting device by using BCL3 and CL2'19985,696,389'Light-emitting semiconductor device'19975,693,963'Compound semiconductor device with nitride'19975,488,233'Semiconductor light-emitting device with compound semiconductor layer'19965,424,093'Method of manufacturing electronic elements'19955,343,486'Semiconductor laser device'19945,321,712'Semiconductor light-emitting device having a cladding layer composed of an InGaAlp-based compound'19945,305,341'Semiconductor laser whose active layer has an ordered structure'19945,282,218'Semiconductor laser device'19945,202,895'Semiconductor device having an active layer made of InGaAlP material'19935,058,120'Visible light emitting semiconductor laser with inverse mesa-shaped groove section'19914,987,097'Method of manufacturing a semiconductor laser device'19914,922,499'Semiconductor laser device and the manufacturing method thereof'19904,788,931'Tool for forming external electrodes of chip parts'19884,746,895'Ceramic electronic components'19884,706,101'Light emitting diode formed of a compound semiconductor material'19874,664,943'Method of forming external electrodes of chip parts and tool for practicing same'19874,514,787'Electronic component series'19854,298,120'Chip-like electronic component series and method for supplying chip-like electronic components'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–2001Patents assigned to MURATA MANUFACTURING CO (12)· patent assignee history
1987–2012Patents assigned to TOSHIBA KK (46)· patent assignee history
1987–2012Based in Yokohama, JP· patent location history
1990–1993Based in Kawasaki, JP· patent location history
1994–2009Based in Kanagawa, JP· patent location history
1999–2001Based in Oumihachiman, JP· patent location history
2007–2009Patents assigned to TOYODA GOSEI KK (2)· patent assignee history
2021Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (5)· patent assignee history
2021Patents assigned to SUMITOMO ELECTRIC PRINTED CIRCUITS INC (3)· patent assignee history
2021Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOSHIBA KK461987–2012
MURATA MANUFACTURING CO121981–2001
SUMITOMO ELECTRIC INDUSTRIES52021
SUMITOMO ELECTRIC PRINTED CIRCUITS INC32021
TOYODA GOSEI KK22007–2009
Locations
LocationPatentsSpan
Yokohama, JP341987–2012
Kanagawa, JP61994–2009
Osaka, JP52021
Oumihachiman, JP41999–2001
Kawasaki, JP41990–1993