Inventor
Kazuyuki Kamegaki
Inventor
Tamamura, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Wprimary
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1050%
H10DInorganic electric semiconductor devices33%
H04NPictorial communication, e.g. television8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
PatentTitleYear
7,598,605'Semiconductor device having capacitive insulation means and communication terminal using the device'20097,091,588'Semiconductor device including primary and secondary side circuits on first and second substrates with capacitive insulation'20066,853,063'Semiconductor device and communication terminal using thereof'20056,611,051'Semiconductor device and communication terminal using thereof'20035,300,798'Semiconductor integrated circuit device'19945,132,806'Semiconductor integrated circuit device'19924,857,987'Semiconductor device'19894,789,884'IIL circuit with PNP injector'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–2009Patents assigned to HITACHI LTD (8)· patent assignee history
1988–2009Based in Tamamura, JP· patent location history
1989Patents assigned to HITACHI MICROCUMPUTER ENG (1)· patent assignee history
1992Patents assigned to HITACHI MICROCOMPUTER (1)· patent assignee history
1994Patents assigned to HITACHI COMMUNICATION SYSTEM (1)· patent assignee history
1994Patents assigned to HITACHI MICROCOMPUTER SYST (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 8 | 1988–2009 |
| HITACHI COMMUNICATION SYSTEM | 1 | 1994 |
| HITACHI MICROCOMPUTER | 1 | 1992 |
| HITACHI MICROCOMPUTER SYST | 1 | 1994 |
| HITACHI MICROCUMPUTER ENG | 1 | 1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tamamura, JP | 8 | 1988–2009 |