Inventor
Tetsuya Yoshitomi
Inventor
Gunma, JP
Overview
Patents· 17 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 converters58%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
H02NElectric machines not otherwise provided for8%
Y02PClimate change mitigation technologies in the production or processing of goods8%
G01SRadio direction-finding4%
G01VGeophysics4%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation4%
PatentTitleYear
9,912,269'Motor drive circuit and illumination apparatus and method'20188,736,214'Motor drive circuit and illumination apparatus'20148,618,763'Motor drive circuit'20138,035,333'Fan motor speed control circuit, fan apparatus, and electronic apparatus'20117,839,104'Motor drive circuit, fan motor, electronic device, and notebook personal computer'20107,755,320'Integrated circuit for driving motor'20107,733,045'Motor driving circuit'20107,589,485'Motor control circuit, fan motor, electronic device, and notebook personal computer'20097,288,914'Drive wave generation circuit'20077,288,913'Drive wave generation circuit'20077,148,643'Driving a single-phase motor'20067,009,351'Single phase motor driving unit'20067,002,307'Single phase motor unit, method of driving single phase motor and integrated circuit'20066,943,517'Single phase motor driving circuit and single phase motor driving method'20056,157,151'Motor drive circuit'20006,130,989'Motor drive circuit'20005,969,338'Light-received position detecting circuit and distance detecting apparatus using the same'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2010Patents assigned to SANYO ELECTRIC CO (12)· patent assignee history
1999Based in Osaka, JP· patent location history
2000–2018Based in Gunma, JP· patent location history
2009–2013Patents assigned to SANYO SEMICONDUCTOR CO LTD (4)· patent assignee history
2009–2014Based in Ora, JP· patent location history
2010–2013Based in Ora-gun, JP· patent location history
2011–2014Patents assigned to SEMICONDUCTOR COMPONENTS IND (3)· patent assignee history
2013–2014Patents assigned to YOSHITOMI TETSUYA (2)· patent assignee history
2013Patents assigned to IIDA TAKAHIRO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SANYO ELECTRIC CO | 12 | 1999–2010 |
| SANYO SEMICONDUCTOR CO LTD | 4 | 2009–2013 |
| SEMICONDUCTOR COMPONENTS IND | 3 | 2011–2014 |
| YOSHITOMI TETSUYAself | 2 | 2013–2014 |
| IIDA TAKAHIRO | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Gunma, JP | 12 | 2000–2018 |
| Ora, JP | 2 | 2009–2014 |
| Ora-gun, JP | 2 | 2010–2013 |
| Osaka, JP | 1 | 1999 |