Inventor
Kazuhiko Harada
Inventor
Kawasaki, JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer25%
H05BElectric heating17%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications17%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy8%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution8%
Y02PClimate change mitigation technologies in the production or processing of goods8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
Y10TTechnical subjects covered by former us classification8%
PatentTitleYear
10,440,797Lighting device and illuminating fixture20198,638,039'Electronic ballast and method for providing a DC voltage component during lamp startup'20146,440,607'Nickel-hydrogen secondary cell'20026,341,415'Method for assembling a magnetic head assembly and magnetic disk drive using bonding balls connecting magnetic head terminals to wiring terminals'20026,141,182'Magnetic head assembly with contact-type head chip mounting and electrically connecting arrangements'20006,002,550'Magnetic head assembly with ball member for electrically connecting the slider member and the suspension member'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2002Patents assigned to FUJITSU LTD (3)· patent assignee history
1999–2002Based in Kawasaki, JP· patent location history
2002Based in Maebashi, JP· patent location history
2014Patents assigned to HARADA KAZUHIKO (1)· patent assignee history
2014Patents assigned to KOMATU NAOKI (1)· patent assignee history
2014Patents assigned to KUMAGAI JUN (1)· patent assignee history
2014Patents assigned to PANASONIC CORP (1)· patent assignee history
2014Based in Himeji, JP· patent location history
2019Based in Hyogo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FUJITSU LTD | 3 | 1999–2002 |
| HARADA KAZUHIKOself | 1 | 2014 |
| KOMATU NAOKI | 1 | 2014 |
| KUMAGAI JUN | 1 | 2014 |
| PANASONIC CORP | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawasaki, JP | 3 | 1999–2002 |
| Hyogo, JP | 1 | 2019 |
| Himeji, JP | 1 | 2014 |
| Maebashi, JP | 1 | 2002 |