Inventor
JIRO YAMADA
Inventor
JP
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Kprimary
H10KOrganic electric solid-state devices27%
H01LSemiconductor devices24%
H05BElectric heating8%
H10DInorganic electric semiconductor devices8%
G03GElectrography5%
G09FDisplaying5%
B23BTurning3%
B24DTools for grinding, buffing or sharpening3%
C04BLime, magnesia3%
C07CAcyclic or carbocyclic compounds3%
PatentTitleYear
12,137,576Light emitting apparatus202411,726,428Image forming apparatus with improved operabiity for attaching and detaching a cartridge202311,678,539Display unit202311,469,281Organic EL display panel and manufacturing method of organic el display panel202211,454,903Cartridge and image forming apparatus202211,427,512Cubic boron nitride sintered body and manufacturing method thereof, and tool202211,404,501Display unit and electronic apparatus202211,349,100Light emitting apparatus202211,258,036Display apparatus including organic electroluminescence devices202211,217,641Display unit and light emission unit202211,217,650Display unit202211,201,309Display unit and electronic apparatus including a divided electrode202111,189,809Organic EL device and display unit2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2023Patents assigned to JOLED INC (7)· patent assignee history
2021–2024Patents assigned to SONY CORP (3)· patent assignee history
2021–2024Based in JP· patent location history
2022–2023Patents assigned to CANON KK (2)· patent assignee history
2022Patents assigned to SHOWA DENKO KK (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| JOLED INC | 7 | 2021–2023 |
| SONY CORP | 3 | 2021–2024 |
| CANON KK | 2 | 2022–2023 |
| SHOWA DENKO KK | 1 | 2022 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 13 | 2021–2024 |