Inventor
Tomoaki SUMI
Inventor
JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C30Bprimary
C30BSingle-crystal growth32%
C23CCoating metallic material16%
H01LSemiconductor devices12%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1012%
C01BNon-metallic elements8%
H10DInorganic electric semiconductor devices8%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light4%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters4%
H10HInorganic light-emitting semiconductor devices having potential barriers4%
PatentTitleYear
12,261,559Motor control device202512,049,710Group-III nitride substrate202411,795,573Method of manufacturing group III nitride crystal by reacting an oxidizing gas containing nitrogen with a group III element droplet and growing a group III nitride crystal on a seed substrate202311,753,739Method for manufacturing a group III-nitride crystal comprising supplying a group III-element oxide gas and a nitrogen element-containng gas at a supersation ratio of greater than 1 and equal to or less than 5202311,713,517Group-III nitride substrate202311,713,516Group III nitride crystal, group III nitride substrate, and method of manufacturing group III nitride crystal202311,624,128Group III nitride crystal, group III nitride substrate, and method of manufacturing group III nitride crystal202311,396,716Group-III nitride substrate containing carbon at a surface region thereof202211,155,931Method for manufacturing a group III-nitride crystal comprising supplying a group III-element oxide gas and a nitrogen element-containing gas at a supersaturation ratio of greater than 1 and equal to or less than 52021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2023Patents assigned to PANASONIC CORP (6)· patent assignee history
2021–2023Patents assigned to UNIV OSAKA (4)· patent assignee history
2021–2025Based in JP· patent location history
2022–2024Patents assigned to PANASONIC HOLDINGS CORP (7)· patent assignee history
2025Patents assigned to DENSO CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PANASONIC HOLDINGS CORP | 7 | 2022–2024 |
| PANASONIC CORP | 6 | 2021–2023 |
| UNIV OSAKA | 4 | 2021–2023 |
| DENSO CORP | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 9 | 2021–2025 |