Inventor
Hayato Yamawaki
Inventor
Kanagawa, JP
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Lprimary
H01LSemiconductor devices38%
H10KOrganic electric solid-state devices38%
C07DHeterocyclic compounds13%
C09KMaterials for miscellaneous applications, not provided for elsewhere13%
PatentTitleYear
10,153,449Light-emitting element, light-emitting device, electronic device, and lighting device201810,074,822Light-emitting element, light-emitting device, electronic device, and lighting device20189,695,158'Dibenzo[f,h]quinoxaline derivative, method of synthesizing the same, light-emitting element, light-emitting device, electronic appliance, and lighting device'2017Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2017–2018Patents assigned to SEMICONDUCTOR ENERGY LAB (3)· patent assignee history
2017–2018Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SEMICONDUCTOR ENERGY LAB | 3 | 2017–2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 3 | 2017–2018 |