Inventor
Akihiro Isomura
Inventor
Sendai, JP
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer53%
B82YSpecific uses or applications of nanostructures13%
G01RMeasuring electric variables13%
H01PWaveguides13%
Y10TTechnical subjects covered by former us classification7%
PatentTitleYear
6,762,658'Dielectric resonator and dielectric filter'20046,538,533'Dielectric resonator filter'20036,255,813'Magnetic sensor comprising a soft magnetic thin film element'20016,069,475'Magnetic sensor utilizing impedance variation of a soft magnetic element in dependence upon a magnetic field strength and a method of manufacturing the same'20005,729,405'Disk apparatus'19985,566,375'Magnetic disk drive having voice coil motor for moving a carriage and rocking mechanism for locking the carriage'19965,060,101'Storage device having a lock system for the access mechanism and method for locking'19915,038,240'Thin apparatus for etched on apparatus body recording medium with wiring pattern'19915,012,372'Head access mechanism for moving heads'19914,748,613'Disc recording apparatus provided with a mechanism for moving the head-carriage by means of a metallic belt'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–1998Patents assigned to TOSHIBA KK (6)· patent assignee history
1988Based in Ohme, JP· patent location history
1991–1996Based in Tokyo, JP· patent location history
1991Based in Oome, JP· patent location history
1998Based in Fussa, JP· patent location history
2000–2004Patents assigned to TOKIN CORP (3)· patent assignee history
2000–2001Patents assigned to ARAI KEN ICHI (2)· patent assignee history
2000–2004Based in Sendai, JP· patent location history
2003Patents assigned to NEC TOKIN CORP (1)· patent assignee history
2004Patents assigned to NEC CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 6 | 1988–1998 |
| TOKIN CORP | 3 | 2000–2004 |
| ARAI KEN ICHI | 2 | 2000–2001 |
| NEC CORP | 1 | 2004 |
| NEC TOKIN CORP | 1 | 2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Sendai, JP | 4 | 2000–2004 |
| Tokyo, JP | 3 | 1991–1996 |
| Fussa, JP | 1 | 1998 |
| Oome, JP | 1 | 1991 |
| Ohme, JP | 1 | 1988 |