Inventor
Takanobu Akagi
Inventor
Yokohama, JP
Overview
Patents· 15 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 barriers35%
H01LSemiconductor devices33%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1013%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1010%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light5%
F21SNon-portable lighting devices3%
H10DInorganic electric semiconductor devices3%
PatentTitleYear
10,411,438Semiconductor multilayer film reflecting mirror, vertical cavity light-emitting element using the reflecting mirror, and methods for manufacturing the reflecting mirror and the element20199,847,449Nitride semiconductor light-emitting device with periodic gain active layers20179,601,664'Semiconductor light-emitting element and method of manufacturing the same'20179,349,908'Method for manufacturing semiconductor light-emitting element'20169,240,522'Semiconductor light emitting device providing graded brightness'20169,231,163'Semiconductor light emitting apparatus'20169,048,090'Semiconductor element and method of manufacturing same'20159,035,332'Semiconductor light emitting element array'20159,024,332'Semiconductor light emitting element'20159,012,930'Semiconductor light emitting device providing graded brightness'20158,969,889'Semiconductor light emitting device'20158,941,119'Semiconductor light emitting element'20158,916,396'Method of manufacturing semiconductor element'20148,790,944'Manufacturing method of semiconductor element'20148,168,459'Method for manufacturing semiconductor light-emitting device'2012Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2012–2019Patents assigned to STANLEY ELECTRIC CO LTD (15)· patent assignee history
2012–2014Patents assigned to AKAGI TAKANOBU (2)· patent assignee history
2012Patents assigned to IWAYAMA SHO (1)· patent assignee history
2012–2017Based in Tokyo, JP· patent location history
2014–2019Based in Yokohama, JP· patent location history
2015Patents assigned to STANLEY ELECTRONIC CO LTD (1)· patent assignee history
2017–2019Patents assigned to UNIV MEIJO (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| STANLEY ELECTRIC CO LTD | 15 | 2012–2019 |
| AKAGI TAKANOBUself | 2 | 2012–2014 |
| UNIV MEIJO | 2 | 2017–2019 |
| IWAYAMA SHO | 1 | 2012 |
| STANLEY ELECTRONIC CO LTD | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 11 | 2014–2019 |
| Tokyo, JP | 4 | 2012–2017 |