Inventor
Kenji Hachimura
Inventor
Nara, JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G05Bprimary
G05BControl or regulating systems in general22%
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 systems22%
G05FSystems for regulating electric or magnetic variables11%
H03KPulse technique11%
H05BElectric heating11%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
PatentTitleYear
5,838,147'IC wherein a chopper-type buck regulator PNP switch supplies base current to the load'19985,670,866'Chopper-type regulator circuit and chopper-type regulator IC'19975,578,960'Direct-current stabilizer'19964,733,103'Light sensitive switching circuit'19884,689,540'Position control in a D.C. motor'19874,588,936'Digitalized position control for a D.C. motor'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–1998Patents assigned to SHARP KK (6)· patent assignee history
1986–1998Based in Nara, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHARP KK | 6 | 1986–1998 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nara, JP | 6 | 1986–1998 |