Inventor
Tetsuaki Nagano
Inventor
Tokyo, JP
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Pprimary
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters38%
G05BControl or regulating systems in general33%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
F16FSprings5%
G05DSystems for controlling or regulating non-electric variables5%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems5%
Y02PClimate change mitigation technologies in the production or processing of goods5%
PatentTitleYear
8,223,517'Power converting apparatus with main converter and sub-converter'20128,138,693'Vibration isolation control system'20127,671,553'Servo controller'20107,560,890'Position controller and controlling method therefor'20097,511,448'Motor control device'20096,809,492'Speed control device for AC electric motor'20046,259,226'Controller for AC motor'20015,886,491'Position control unit for electric motor'19995,652,491'Position controller for an electric motor'19975,646,492'Electric motor controller having independent responses to instructions and external disturbances'19975,432,422'Method and apparatus for controlling the positioning and reducing vibration in a machine tool system'19955,428,285'Position controller for controlling an electric motor'19955,404,418'Closed-loop feedback control system having an adaptive filter'19955,160,878'Induction motor controller providing temperature compensation'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2012Patents assigned to MITSUBISHI ELECTRIC CORP (14)· patent assignee history
1992–1997Based in Aichi, JP· patent location history
1997Based in Nagoya, JP· patent location history
1999–2012Based in Tokyo, JP· patent location history
2012Patents assigned to NAGANO TETSUAKI (2)· patent assignee history
2012Patents assigned to HAYASAKA EMIKO (1)· patent assignee history
2012Patents assigned to IMANAKA AKIRA (1)· patent assignee history
2012Patents assigned to IWATA AKIHIKO (1)· patent assignee history
2012Based in Chiyoda-ku, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI ELECTRIC CORP | 14 | 1992–2012 |
| NAGANO TETSUAKIself | 2 | 2012 |
| HAYASAKA EMIKO | 1 | 2012 |
| IMANAKA AKIRA | 1 | 2012 |
| IWATA AKIHIKO | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 7 | 1999–2012 |
| Aichi, JP | 5 | 1992–1997 |
| Chiyoda-ku, JP | 1 | 2012 |
| Nagoya, JP | 1 | 1997 |