Inventor
Tadaharu Tsuyuki
Inventor
Isehara, JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Dprimary
H10DInorganic electric semiconductor devices56%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1019%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
H03FAmplifiers6%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h106%
PatentTitleYear
4,038,680'Semiconductor integrated circuit device'19774,032,956'Transistor circuit'19774,032,958'Semiconductor device'19774,032,957'Semiconductor device'19774,027,324'Bidirectional transistor'19774,007,474'Transistor having an emitter with a low impurity concentration portion and a high impurity concentration portion'19773,979,766'Semiconductor device'19763,969,747'Complementary bipolar transistors with IIL type common base drivers'19763,968,511'Semiconductor device with additional carrier injecting junction adjacent emitter region'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1977Patents assigned to SONY CORP (9)· patent assignee history
1976–1977Based in Isehara, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY CORP | 9 | 1976–1977 |
Locations
| Location | Patents | Span |
|---|---|---|
| Isehara, JP | 9 | 1976–1977 |