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Inventor

Iwao Mitsuishi

Inventor
Tokyo, JP

Overview

36→
Patents
1991–2016
Patent span
Electricity
Primary field (CPC H)

Patents· 36 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 h1026%
C09KMaterials for miscellaneous applications, not provided for elsewhere17%
H01LSemiconductor devices7%
H05BElectric heating7%
F21KNon-electric light sources using luminescence3%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications3%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted2%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein1%
PatentTitleYear
9,520,540'Light-emitting device with phosphor excited by blue excitation light'20169,190,582'Light emitting device'20159,187,693'Phosphors and method for producing thereof'20159,133,391'Luminescent material'20159,048,399'Light emitting device'20158,974,697'Luminescent material'20158,937,328'Light emitting device and manufacturing method thereof'20158,921,878'Light emitting device'20148,858,835'Red light-emitting flourescent substance and light-emitting device employing the same'20148,652,359'Red light-emitting fluorescent substance and light-emitting device employing the same'20148,637,890'Light emitting device'20148,592,850'Light emitting device'20138,569,943'Luminescent material'20138,558,251'Light emitting device'20138,552,437'Fluorescent substance, process for production of fluorescent substance, light-emitting device and light-emitting module'20138,546,824'Light emitting device'20138,507,927'Semiconductor device with high density optical chips and manufacturing method thereof'20138,471,277'Light emitting device'20138,436,527'Light emitting device'20138,414,145'Light emitting device'20138,414,795'Red light-emitting fluorescent substance and light-emitting device employing the same'20138,395,169'Light emitting device'20138,368,104'Light emitting device'20138,310,145'Light emitting device including first and second red phosphors and a green phosphor'20128,278,821'Light emitting device'20128,237,350'Light-emitting device'20128,232,118'Light emitting device and method for manufacturing the same'20128,124,995'Semiconductor light-emitting device'20128,071,995'Light emitting device and a method for manufacturing the same'20117,935,978'Light emitting device and method for manufacturing the same'20117,884,538'Light-emitting device'20117,781,958'Light emitting device'20105,811,924'Fluorescent lamp'19985,254,816'Power circuit breaker and power resistor'19935,140,385'Light emitting element and method of manufacture'19925,068,204'Method of manufacturing a light emitting element'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2016Based in Tokyo, JP· patent location history
1993–2016Patents assigned to TOSHIBA KK (34)· patent assignee history
1993Based in Yokohama, JP· patent location history
2010–2015Based in Machida, JP· patent location history
2011–2015Patents assigned to MITSUISHI IWAO (25)· patent assignee history
2011–2015Patents assigned to NUNOUE SHINYA (19)· patent assignee history
2012–2015Patents assigned to MATSUDA NAOTOSHI (17)· patent assignee history
2012–2015Patents assigned to FUKUDA YUMI (16)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOSHIBA KK341993–2016
MITSUISHI IWAOself252011–2015
NUNOUE SHINYA192011–2015
MATSUDA NAOTOSHI172012–2015
FUKUDA YUMI162012–2015
Locations
LocationPatentsSpan
Tokyo, JP281991–2016
Machida, JP72010–2015
Yokohama, JP11993