Inventor
Toru Tazawa
Inventor
Osaka, JP
Overview
Patents· 27 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 converters62%
G05BControl or regulating systems in general12%
G01RMeasuring electric variables5%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications5%
D06FLaundering, drying, ironing, pressing or folding textile articles2%
F04DNon-positive-displacement pumps2%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants2%
F24FAir-conditioning2%
G03GElectrography2%
G05DSystems for controlling or regulating non-electric variables2%
PatentTitleYear
10,985,683Electric motor control device and electric motor control method202110,715,076Motor control device and motor control method202010,715,075Motor control device and motor control method202010,579,038Control apparatus of an electric motor202010,197,986Control apparatus of an electric motor201910,007,249Control apparatus of an electric motor20189,929,683'Motor drive device and brushless motor'20189,771,944'Motor controller and motor control method'20179,065,380'Method for calculating motor constant of permanent magnet type synchronous motor and motor constant calculating device'20159,024,552'Current control gain adjusting method for PM motor, current control method, and control device'20159,024,562'Motor constant calculating method for PM motor, and motor constant calculating device'20158,988,022'Current control gain adjusting method for PM motor, current control method, and control device'20158,975,849'Motor control apparatus'20158,901,872'Motor controller'20148,497,642'Motor devices, and motor driving system and integrated circuit device comprising the same'20138,378,615'Motor controller'20138,375,317'Motor control characteristic evaluation device and motor control characteristic presentation method'20137,843,159'Motor controller'20106,936,990'Method for controlling electric motor and apparatus for controlling the same'20056,879,129'Brushless motor control method and controller'20056,844,693'Position control apparatus for motor'20056,583,593'Method and apparatus for position-sensorless motor control'20036,512,341'Apparatus and method for driving a brushless motor'20036,462,491'Position sensorless motor control apparatus'20026,163,912'Washing machine'20006,121,736'Control apparatus for motor, and motor unit having the control apparatus'20005,861,728'Method for measuring motor parameters of induction motor and control apparatus'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2005Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (9)· patent assignee history
1999–2021Based in Osaka, JP· patent location history
2000–2005Based in Ibaraki, JP· patent location history
2010–2014Patents assigned to PANASONIC CORP (5)· patent assignee history
2013–2017Patents assigned to TAZAWA TORU (8)· patent assignee history
2013–2015Patents assigned to NISHIZONO MASARU (4)· patent assignee history
2015–2021Patents assigned to PANASONIC IP MAN CO LTD (12)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PANASONIC IP MAN CO LTD | 12 | 2015–2021 |
| MATSUSHITA ELECTRIC INDUSTRIAL CO LTD | 9 | 1999–2005 |
| TAZAWA TORUself | 8 | 2013–2017 |
| PANASONIC CORP | 5 | 2010–2014 |
| NISHIZONO MASARU | 4 | 2013–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 19 | 1999–2021 |
| Ibaraki, JP | 8 | 2000–2005 |