Inventor
Michika Uesugi
Inventor
Fuji, JP
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Mprimary
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 systems29%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications14%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters11%
F24FAir-conditioning7%
H03KPulse technique7%
C25DProcesses for the electrolytic or electrophoretic production of coatings4%
F25BRefrigeration machines, plants or systems4%
G01RMeasuring electric variables4%
G05DSystems for controlling or regulating non-electric variables4%
H02HEmergency protective circuit arrangements4%
PatentTitleYear
7,813,152'Power converter'20106,674,278'AC current detection device'20045,936,854'Direct-current power supply system and air conditioner'19995,664,428'Indoor unit for an air-conditioning apparatus'19975,491,393'Drive control apparatus for brushless DC motor and driving method therefor'19965,483,141'Method and apparatus for controlling refrigerator cycle'19965,214,367'Controller for compressor driven by induction motor'19935,207,071'Current control apparatus for air-conditioning system'19934,849,950'Device for reducing the leakage noise of a power converter'19894,825,351'AC-DC converting apparatus having power factor improving circuit utilizing a photocoupler'19894,807,103'Apparatus for controlling a PWM controlled inverter'19894,621,316'Inverter control circuit'19864,410,937'Method of controlling polyphase inverters and control circuits therefor'19834,288,853'Digital temperature control system'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–1983Patents assigned to TOKYO SHIBAURA ELECTRIC CO (2)· patent assignee history
1981–2010Based in Fuji, JP· patent location history
1986–1999Patents assigned to TOSHIBA KK (10)· patent assignee history
2004–2010Patents assigned to TOSHIBA CARRIER CORP (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 10 | 1986–1999 |
| TOKYO SHIBAURA ELECTRIC CO | 2 | 1981–1983 |
| TOSHIBA CARRIER CORP | 2 | 2004–2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fuji, JP | 14 | 1981–2010 |