Inventor
Mikio Tazima
Inventor
Niiza, JP
Overview
Patents· 7 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 barriers64%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1027%
H05KPrinted circuits9%
PatentTitleYear
7,897,497'Overvoltage-protected light-emitting semiconductor device, and method of fabrication'20117,893,450'Semiconductor light-emitting element and semiconductor light-emitting element manufacturing method'20117,723,732'Semiconductor light-emitting device and manufacturing method thereof'20107,687,323'Surface-roughening method'20107,449,727'Overvoltage-protected light-emitting semiconductor device'20087,446,342'Light emitting diode having conductive reflecting layer'20087,199,401'Light-emitting semiconductor device'2007Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2007–2011Patents assigned to SANKEN ELECTRIC CO LTD (7)· patent assignee history
2007–2011Based in Niiza, JP· patent location history
2008Based in Suginami-ku, JP· patent location history
2010–2011Based in Saitama, JP· patent location history
2010Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SANKEN ELECTRIC CO LTD | 7 | 2007–2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Niiza, JP | 3 | 2007–2011 |
| Saitama, JP | 2 | 2010–2011 |
| Tokyo, JP | 1 | 2010 |
| Suginami-ku, JP | 1 | 2008 |