Inventor
Atsuhiko Kuzumaki
Inventor
Kodaira, JP
Overview
Patents· 10 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 systems24%
H03KPulse technique18%
H02HEmergency protective circuit arrangements9%
G05FSystems for regulating electric or magnetic variables6%
H01HElectric switches6%
H01LSemiconductor devices6%
H02JElectric power networks6%
H10DInorganic electric semiconductor devices6%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications6%
Y10TTechnical subjects covered by former us classification6%
PatentTitleYear
10,090,753Power conversion device and power conversion system201810,003,331Semiconductor device including normally-off type transistors and normally-on type transistor connected series20189,893,509'Semiconductor switch and power conversion apparatus'20189,379,548'Multilevel reactive power compensator'20169,257,248'Semiconductor switch and power conversion apparatus'20169,236,373'Semiconductor device'20168,896,365'Semiconductor switch having reverse voltage application circuit and power supply device including the same'20148,649,198'Power conversion device'20148,089,780'Semiconductor switch and power conversion system provided with semiconductor switch'20127,872,888'Electric power conversion system'2011Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2011–2018Patents assigned to TOSHIBA KK (10)· patent assignee history
2011Based in Fuchu, JP· patent location history
2012–2016Patents assigned to KUZUMAKI ATSUHIKO (4)· patent assignee history
2012–2016Patents assigned to MOCHIKAWA HIROSHI (4)· patent assignee history
2012–2016Patents assigned to TSUDA JUNICHI (2)· patent assignee history
2012–2018Based in Kodaira, JP· patent location history
2014Patents assigned to CENTRAL RES INST ELECT (1)· patent assignee history
2014–2016Based in Tokyo, JP· patent location history
2018Based in Minato-ku, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 10 | 2011–2018 |
| KUZUMAKI ATSUHIKOself | 4 | 2012–2016 |
| MOCHIKAWA HIROSHI | 4 | 2012–2016 |
| TSUDA JUNICHI | 2 | 2012–2016 |
| CENTRAL RES INST ELECT | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kodaira, JP | 6 | 2012–2018 |
| Tokyo, JP | 2 | 2014–2016 |
| Minato-ku, JP | 1 | 2018 |
| Fuchu, JP | 1 | 2011 |