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Inventor

Masahiro Kume

Inventor
Shiga, JP

Overview

44→
Patents
1977–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 44 as inventor

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

H01Sprimary
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light26%
B82YSpecific uses or applications of nanostructures14%
G11BInformation storage based on relative movement between record carrier and transducer7%
H10HInorganic light-emitting semiconductor devices having potential barriers7%
H01HElectric switches6%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h106%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock5%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h103%
B29CShaping or joining of plastics2%
E05FDevices for moving wings into open or closed position2%
PatentTitleYear
11,056,255Composite component comprising ring-shaped bonded magnet and method of manufacturing the same20218,669,571'Light distribution controller, light-emitting device using the same, and method for fabricating light distribution controller'20147,706,423'Dual-wavelength semiconductor laser device and method for fabricating the same'20107,426,227'Semiconductor laser device, optical disk apparatus and optical integrated unit'20087,292,615'Semiconductor laser device, method for fabricating the same, and optical disk apparatus'20077,212,556'Semiconductor laser device optical disk apparatus and optical integrated unit'20077,197,055'Semiconductor laser'20077,092,423'Semiconductor laser device, optical disk apparatus and optical integrated unit'20066,911,351'Method of fabricating nitride semiconductor, method of fabricating nitride semiconductor device, nitride semiconductor device, semiconductor light emitting device and method of fabricating the same'20056,798,811'Semiconductor laser device, method for fabricating the same, and optical disk apparatus'20046,720,586'Method of fabricating nitride semiconductor, method of fabricating nitride semiconductor device, nitride semiconductor device, semiconductor light emitting device and method of fabricating the same'20046,609,432'Load sensor, pinch detection apparatus and load detection apparatus'20036,606,914'Load sensor, load sensor unit and insertion detection device'20036,518,082'Method for fabricating nitride semiconductor device'20036,466,597'Semiconductor laser device'20026,420,693'Foreign object insertion detector device'20026,392,979'Optical pickup and optical disk apparatus using the same'20026,324,200'Semiconductor laser device'20016,295,930'Circuit breaker'20016,281,522'Method of manufacturing a semiconductor and a semiconductor light-emitting device'20016,165,812'Gallium nitride compound semiconductor light emitting device and process for producing gallium nitride compound semiconductor'20006,072,762'Optical disk recording/reproducing method and apparatus for preventing wave length shift during recording and reproducing operations'20006,030,849'Methods of manufacturing semiconductor, semiconductor device and semiconductor substrate'20005,990,572'Electric circuit breaker for vehicle'19995,923,690'Semiconductor laser device'19995,923,950'Method of manufacturing a semiconductor light-emitting device'19995,886,604'Circuit breaker'19995,776,792'Method for forming semiconductor laser device'19985,751,756'Semiconductor laser device for use as a light source of an optical disk or the like'19985,646,953'Semiconductor laser device'19975,633,062'Method of manufacturing rotation sensor and structure of rotation sensor'19975,617,435'Lasing system with wavelength-conversion waveguide'19975,587,334'Semiconductor laser device fabrication method'19965,574,365'Travel sensor having a magnetic sensor attached to a truncated pyramid and a movable magnet'19965,386,429'Low operating current and low noise semiconductor laser device for optical disk memories'19955,359,894'Acceleration detector having highly accurate gaps in magnetic circuit including a differential transformer'19945,220,834'Acceleration detector with differential transformer'19935,031,186'Semiconductor laser device'19914,847,557'Hermetically sealed magnetic sensor'19894,804,911'Electromagnetic power generating type rotation sensor'19894,745,611'Buried twin ridge substrate laser'19884,731,792'Semiconductor laser device with decreased light intensity noise'19884,072,515'Electrical contact material'19784,050,930'Electrical contact material'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–2003Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (14)· patent assignee history
1977–1996Based in Itami, JP· patent location history
1988–2008Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (23)· patent assignee history
1997–1998Patents assigned to MATSUSHITA ELECTRONICS CORP (4)· patent assignee history
1997–2010Based in Shiga, JP· patent location history
1997–1998Based in Siga, JP· patent location history
1999–2003Patents assigned to SUMITOMO WIRING SYSTEMS (6)· patent assignee history
1999–2003Based in Nagoya, JP· patent location history
2000–2007Based in Otsu, JP· patent location history
2002–2003Patents assigned to AUTONETWORKS TECHNOLOGIES LTD (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD231988–2008
SUMITOMO ELECTRIC INDUSTRIES141977–2003
SUMITOMO WIRING SYSTEMS61999–2003
MATSUSHITA ELECTRONICS CORP41997–1998
AUTONETWORKS TECHNOLOGIES LTD32002–2003
Locations
LocationPatentsSpan
Shiga, JP171997–2010
Nagoya, JP61999–2003
Itami, JP61977–1996
Otsu, JP42000–2007
Siga, JP21997–1998