Inventor
Yoshihiko Hanamaki
Inventor
Tokyo, JP
Overview
Patents· 14 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 light56%
H10HInorganic light-emitting semiconductor devices having potential barriers24%
B82YSpecific uses or applications of nanostructures16%
H10DInorganic electric semiconductor devices4%
PatentTitleYear
7,759,148'Method for manufacturing semiconductor optical device'20107,682,857'Method for manufacturing semiconductor optical device'20107,564,076'Semiconductor device and manufacturing method therefor'20097,539,225'Semiconductor laser'20097,394,114'Semiconductor device and manufacturing method therefor'20087,289,546'Semiconductor laser having an improved stacked structure'20077,259,406'Semiconductor optical element'20077,187,701'Ridge waveguide semiconductor laser'20077,075,119'Optical semiconductor device and method of fabricating optical semiconductor device'20066,803,597'Semiconductor light-emitting device using graded multi quantum barrier'20046,774,389'Optical semiconductor device'20046,768,760'Ridge-waveguide semiconductor laser device'20046,674,784'Distributed feedback laser device and method for manufacturing the same'20046,583,510'Semiconductor device with varying thickness gold electrode'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2010Patents assigned to MITSUBISHI ELECTRIC CORP (14)· patent assignee history
2003–2010Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI ELECTRIC CORP | 14 | 2003–2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 14 | 2003–2010 |