Inventor
Chiyoshi Kamada
Inventor
Kokubunji, JP
Overview
Patents· 10 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 h1037%
H04LTransmission of digital information, e.g. telegraphic communication16%
H04MTelephonic communication16%
H10DInorganic electric semiconductor devices11%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1011%
H05KPrinted circuits5%
Y10TTechnical subjects covered by former us classification5%
PatentTitleYear
7,522,692'Isolator and a modem device using the isolator'20097,289,553'Isolator and a modem device using the isolator'20077,089,525'Semiconductor device and method for fabricating the same'20066,662,344'Semiconductor device and method for fabricating the same'20036,603,807'Isolator and a modem device using the isolator'20035,616,520'Semiconductor integrated circuit device and fabrication method thereof'19975,523,622'Semiconductor integrated device having parallel signal lines'19965,294,751'High frequency signal transmission line structure having shielding conductor unit'19945,225,709'Package having a structure for stabilizing and/or impedance-matching a semiconductor IC device accommodated therein'19935,140,407'Semiconductor integrated circuit devices'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2009Patents assigned to HITACHI LTD (9)· patent assignee history
1992–2009Based in Kokubunji, JP· patent location history
1993–1997Patents assigned to HITACHI VLSI ENG (2)· patent assignee history
1996Patents assigned to HITACHI ULSI ENG CORP (1)· patent assignee history
2003–2006Patents assigned to HITACHI ULSI SYS CO LTD (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 9 | 1992–2009 |
| HITACHI ULSI SYS CO LTD | 2 | 2003–2006 |
| HITACHI VLSI ENG | 2 | 1993–1997 |
| HITACHI ULSI ENG CORP | 1 | 1996 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kokubunji, JP | 10 | 1992–2009 |