Inventor
Keisuke Uemura
Inventor
Tokyo, JP
Overview
Patents· 32 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 systems20%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters17%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications16%
F25BRefrigeration machines, plants or systems10%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h107%
F24FAir-conditioning4%
H10DInorganic electric semiconductor devices4%
H01LSemiconductor devices3%
H03KPulse technique3%
A47KSanitary equipment2%
PatentTitleYear
10,877,743Control apparatus for updating stored program and method for updating program stored in control apparatus202010,774,837Heat pump apparatus, air conditioner, and water heater202010,690,370Indoor equipment and air conditioner202010,658,967Motor drive apparatus and air conditioner202010,658,964Motor driving apparatus, vacuum cleaner, and hand dryer202010,581,365Power converting apparatus and heat pump apparatus202010,404,196Backflow preventing device, power conversion apparatus, and refrigerating and air-conditioning apparatus201910,281,185Motor driving device, and heat pump device and refrigerating and air conditioning device using the motor driving device201910,270,380Power converting apparatus and heat pump device201910,211,765Motor control device, vacuum cleaner, and hand drier201910,116,205Power conversion device and refrigerating and air-conditioning apparatus201810,056,826Direct-current power supply device for controlling at frequency being 3N times frequency of three-phase alternating current and refrigeration-cycle applied device including the same201810,003,184Backflow preventing device, power conversion device, and refrigeration air-conditioning apparatus20189,972,625Method of manufacturing semiconductor integrated circuit device20189,960,702Switch device, power conversion device, motor drive device, air blower, compressor, air conditioner, refrigerator, and freezer20189,929,636'DC power-supply device, motor drive device including the same, and refrigeration-cycle application device including the motor drive device'20189,800,077'DC power-supply device and refrigeration-cycle application device including the same'20179,780,717'Power conversion device, motor driving device including power conversion device, blower and compressor including motor driving device, and air conditioner, refrigerator, and freezer including blower and compressor'20179,742,267'Power conversion apparatus and refrigeration air-conditioning apparatus'20179,698,147'Semiconductor integrated circuit device having low and high withstanding-voltage MOS transistors'20179,647,604'Power conversion device, motor drive device including power conversion device, air blower and compressor including motor drive device, and air conditioner, refrigerator, and freezer including air blower and compressor'20179,641,121'Power conversion device and motor drive device including power conversion device'20179,621,025'Backflow preventing device, power conversion apparatus, motor driver, and refrigerating and air-conditioning apparatus'20179,531,301'Power conversion device and motor driving device'20169,431,915'Power conversion apparatus and refrigeration air-conditioning apparatus'20169,111,951'Semiconductor device'20157,351,595'Method for manufacturing semiconductor device'20087,335,518'Method for manufacturing semiconductor device'20087,192,790'Manufacturing method for a semiconductor device'20077,129,099'Method for manufacturing semiconductor device'20067,043,328'Method for manufacturing semiconductor device utilizing monitor wafers'20066,750,531'Semiconductor device having polycrystalline silicon film resistor and manufacturing method therefor'2004Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2004–2015Patents assigned to SEIKO INSTR INC (7)· patent assignee history
2004–2018Based in Chiba, JP· patent location history
2016–2020Patents assigned to MITSUBISHI ELECTRIC CORP (23)· patent assignee history
2016Patents assigned to ARISAWA KOICHI (1)· patent assignee history
2016Patents assigned to KUSUBE SHINSAKU (1)· patent assignee history
2016–2020Based in Tokyo, JP· patent location history
2017–2018Patents assigned to SII SEMICONDUCTOR CORP (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI ELECTRIC CORP | 23 | 2016–2020 |
| SEIKO INSTR INC | 7 | 2004–2015 |
| SII SEMICONDUCTOR CORP | 2 | 2017–2018 |
| ARISAWA KOICHI | 1 | 2016 |
| KUSUBE SHINSAKU | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 23 | 2016–2020 |
| Chiba, JP | 9 | 2004–2018 |