Inventor
Takahisa Kawai
Inventor
Kawasaki, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Fprimary
H03FAmplifiers27%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1027%
H10DInorganic electric semiconductor devices18%
H03GControl of amplification9%
H03HImpedance networks, e.g. resonant circuits9%
LOC139%
PatentTitleYear
6,642,617'Semiconductor device'20035,994,963'Amplifier circuit and multistage amplifier circuit'19995,808,515'Semiconductor amplifying circuit having improved bias circuit for supplying a bias voltage to an amplifying FET'1998D0397092'Integrated circuit package'19985,477,083'Chip carrier for enabling production of high performance microwave semiconductor device by disposing semiconductor chip thereon'19955,210,599'Semiconductor device having a built-in capacitor and manufacturing method thereof'19934,972,237'Metal-semiconductor field effect transistor device'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1999Patents assigned to FUJITSU LTD (6)· patent assignee history
1990–1999Based in Kawasaki, JP· patent location history
2003Patents assigned to FUJITSU QUANTUM DEVICES LTD (1)· patent assignee history
2003Based in Yamanashi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FUJITSU LTD | 6 | 1990–1999 |
| FUJITSU QUANTUM DEVICES LTD | 1 | 2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawasaki, JP | 6 | 1990–1999 |
| Yamanashi, JP | 1 | 2003 |