Inventor
Kohtaroh Kataoka
Inventor
Osaka, JP
Overview
Patents· 11 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 systems15%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution13%
H02JElectric power networks10%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications10%
H03KPulse technique8%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation8%
G05FSystems for regulating electric or magnetic variables5%
H01LSemiconductor devices5%
Y02TClimate change mitigation technologies related to transportation5%
B60LPropulsion of electrically-propelled vehicles3%
PatentTitleYear
9,935,551Switching circuit including serially connected transistors for reducing transient current at time of turning off, and power supply circuit provided therewith20189,793,793'Power factor correction circuit and power supply device'20179,698,710'Solar energy utilization system'20179,660,513'Switching device'20179,627,973'Switching power supply device, and inverter, converter, and solar power controller including same'20179,590,617'Semiconductor device, and inverter, converter and power conversion device employing the same'20179,525,305'Electric system and vehicle'20169,490,381'Photovoltaic device, photovoltaic system, and vehicle including photovoltaic device'20169,214,783'Light emitting device, lighting system, headlight, and vehicle'20159,088,170'Electric power conversion apparatus, power storage system and power storage method'20158,901,860'Photovoltaic apparatus, maximum power point tracking control method and computer program in the same, and moving body including the same'2014Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2014–2018Patents assigned to SHARP KK (11)· patent assignee history
2014–2017Based in Osaka, JP· patent location history
2015–2017Patents assigned to IWATA HIROSHI (3)· patent assignee history
2015–2017Patents assigned to KATAOKA KOHTAROH (3)· patent assignee history
2015–2017Patents assigned to OHTA YOSHIJI (3)· patent assignee history
2015–2016Patents assigned to ADACHI KOHICHIROH (2)· patent assignee history
2018Based in Sakai, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHARP KK | 11 | 2014–2018 |
| IWATA HIROSHI | 3 | 2015–2017 |
| KATAOKA KOHTAROHself | 3 | 2015–2017 |
| OHTA YOSHIJI | 3 | 2015–2017 |
| ADACHI KOHICHIROH | 2 | 2015–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 10 | 2014–2017 |
| Sakai, JP | 1 | 2018 |