Inventor
Kazuhiko Itakura
Inventor
Kawasaki, 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 systems23%
H02JElectric power networks16%
H02HEmergency protective circuit arrangements10%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications10%
G06FElectric digital data processing6%
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding3%
G01RMeasuring electric variables3%
G05FSystems for regulating electric or magnetic variables3%
H01BCables3%
H01FMagnets3%
PatentTitleYear
9,354,695'Power supply apparatus, processing apparatus, and information processing system'20168,782,449'Power supply system with a plurality of power supply units capable of powering a plurality of load units depending on the type and operation state of each load unit'20148,455,767'Printed circuit board module'20138,106,640'Power supply control circuit, power supply device, power supply system, and method of controlling power supply control device'20127,751,168'Power supply and method of controlling same'20107,724,552'Power supply'20107,236,381'Current balancing circuit'20077,132,921'Power supply module and electronic apparatus using the same'20066,778,417'Electric-power supplying devices switching between a synchronous rectification and a diode rectification by gradually altering a switching pulse'20046,724,175'POWER SUPPLY CONTROL DEVICE, POWER SUPPLY CIRCUIT, POWER SUPPLY CONTROL METHOD, AND ELECTRONIC APPARATUS CONTROLLING OUTPUT VOLTAGE THEREOF IN ACCORDANCE WITH A VOLTAGE DETECTED ACROSS AN ON SWITCHING ELEMENT'20046,525,468'Fluorescent display device with conductive layer comprising aluminum paste'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003Based in Mobara, JP· patent location history
2004–2016Patents assigned to FUJITSU LTD (10)· patent assignee history
2004Patents assigned to FUJITSU DENSO (1)· patent assignee history
2004–2016Based in Kawasaki, JP· patent location history
2010Patents assigned to FUJITSU ACCESS LTD (1)· patent assignee history
2012–2014Patents assigned to ITAKURA KAZUHIKO (3)· patent assignee history
2013Patents assigned to EGUCHI SUSUMU (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FUJITSU LTD | 10 | 2004–2016 |
| ITAKURA KAZUHIKOself | 3 | 2012–2014 |
| EGUCHI SUSUMU | 1 | 2013 |
| FUJITSU ACCESS LTD | 1 | 2010 |
| FUJITSU DENSO | 1 | 2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawasaki, JP | 10 | 2004–2016 |
| Mobara, JP | 1 | 2003 |