Inventor
Ryoji Kosugi
Inventor
Ibaraki, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Dprimary
H10DInorganic electric semiconductor devices50%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1021%
H01LSemiconductor devices14%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h107%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
10,741,648Semiconductor device and manufacturing method thereof202010,186,575Silicon carbide semiconductor device and a method of manufacturing a silicon carbide semiconductor device20197,538,352'Semiconductor device and power converter, driving inverter, general-purpose inverter and high-power high-frequency communication device using same'20097,256,082'Production method for semiconductor device'20076,812,102'Semiconductor device manufacturing method'20046,764,963'Manufacturing method of semiconductor devices'20046,759,684'SiC semiconductor device'2004Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2004–2009Patents assigned to NAT INST OF ADVANCED IND SCIEN (4)· patent assignee history
2004–2007Patents assigned to SANYO ELECTRIC CO (3)· patent assignee history
2004Patents assigned to JAPAN SCIENCE & TECH CORP (2)· patent assignee history
2004–2020Based in Ibaraki, JP· patent location history
2004–2019Based in Tsukuba, JP· patent location history
2019–2020Patents assigned to FUJI ELECTRIC CO LTD (2)· patent assignee history
2019–2020Patents assigned to MITSUBISHI ELECTRIC CORP (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NAT INST OF ADVANCED IND SCIEN | 4 | 2004–2009 |
| SANYO ELECTRIC CO | 3 | 2004–2007 |
| FUJI ELECTRIC CO LTD | 2 | 2019–2020 |
| JAPAN SCIENCE & TECH CORP | 2 | 2004 |
| MITSUBISHI ELECTRIC CORP | 2 | 2019–2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ibaraki, JP | 4 | 2004–2020 |
| Tsukuba, JP | 3 | 2004–2019 |