Inventor
Hironori Sonobe
Inventor
Tokyo, JP
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Pprimary
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1050%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1038%
G01RMeasuring electric variables13%
PatentTitleYear
6,405,148'Automatic semiconductor device classification system, method for classifying semiconductor device and recording medium having program for the system'20025,332,683'Method of manufacturing semiconductor device having elements isolated by trench'19945,127,365'Vertical heat-treatment apparatus for semiconductor parts'19925,111,272'Semiconductor device having element regions electrically isolated from each other'19924,916,086'Method of manufacturing a semiconductor device having rounded trench corners'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–2002Patents assigned to TOSHIBA KK (5)· patent assignee history
1990Based in Yokohama, JP· patent location history
1992Based in Tokyo, JP· patent location history
1994Based in Kawasaki, JP· patent location history
2002Based in Hyogo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 5 | 1990–2002 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 2 | 1992 |
| Hyogo, JP | 1 | 2002 |
| Kawasaki, JP | 1 | 1994 |
| Yokohama, JP | 1 | 1990 |